util/tests/auto/collections/tst_collections.cpp
changeset 7 f7bc934e204c
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3:41300fa6a67c 7:f7bc934e204c
       
     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the test suite of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 
       
    43 // test the container forwards
       
    44 #include <QtContainerFwd>
       
    45 
       
    46 static QCache<int, int> *cacheX;
       
    47 static QHash<int, int> *hashX;
       
    48 static QLinkedList<int> *linkedListX;
       
    49 static QList<int> *listX;
       
    50 static QMap<int, int> *mapX;
       
    51 static QMultiHash<int, int> *multiHashX;
       
    52 static QMultiMap<int, int> *multiMapX;
       
    53 static QPair<int, int> *pairX;
       
    54 static QQueue<int> *queueX;
       
    55 static QSet<int> *setX;
       
    56 static QStack<int> *stackX;
       
    57 static QVarLengthArray<int> *varLengthArrayX;
       
    58 static QVarLengthArray<int, 512> *varLengthArrayY;
       
    59 static QVector<int> *vectorX;
       
    60 
       
    61 void foo()
       
    62 {
       
    63     cacheX = 0;
       
    64     hashX = 0;
       
    65     linkedListX = 0;
       
    66     listX = 0;
       
    67     mapX = 0;
       
    68     multiHashX = 0;
       
    69     multiMapX = 0;
       
    70     pairX = 0;
       
    71     queueX = 0;
       
    72     setX = 0;
       
    73     stackX = 0;
       
    74     varLengthArrayX = 0;
       
    75     varLengthArrayY = 0;
       
    76     vectorX = 0;
       
    77 }
       
    78 
       
    79 #include <QtTest/QtTest>
       
    80 
       
    81 #ifndef QT_NO_STL
       
    82 #  include <algorithm>
       
    83 #endif
       
    84 
       
    85 #include "qalgorithms.h"
       
    86 #include "qbitarray.h"
       
    87 #include "qbytearray.h"
       
    88 #include "qcache.h"
       
    89 #include "qhash.h"
       
    90 #include "qlinkedlist.h"
       
    91 #include "qlist.h"
       
    92 #include "qmap.h"
       
    93 #include "qpair.h"
       
    94 #include "qregexp.h"
       
    95 #include "qset.h"
       
    96 #include "qstack.h"
       
    97 #include "qstring.h"
       
    98 #include "qstringlist.h"
       
    99 #include "qvarlengtharray.h"
       
   100 #include "qvector.h"
       
   101 #include "qqueue.h"
       
   102 
       
   103 #ifdef QT3_SUPPORT
       
   104 #include "q3cleanuphandler.h"
       
   105 #endif
       
   106 
       
   107 // Do not test initialization of pods on msvc6 and msvc 2002
       
   108 // This is a known issue
       
   109 #if defined Q_CC_MSVC && _MSC_VER < 1310
       
   110 #   define NOPODINITIALIZATION
       
   111 #endif
       
   112 
       
   113 
       
   114 template class QList<int>;
       
   115 
       
   116 //TESTED_FILES=
       
   117 
       
   118 class tst_Collections : public QObject
       
   119 {
       
   120     Q_OBJECT
       
   121 
       
   122 public:
       
   123     tst_Collections();
       
   124     ~tst_Collections();
       
   125 
       
   126 public slots:
       
   127     void init();
       
   128     void cleanup();
       
   129 private slots:
       
   130     void typeinfo();
       
   131     void qstring();
       
   132     void list();
       
   133     void linkedList();
       
   134     void vector();
       
   135     void byteArray();
       
   136     void stack();
       
   137     void hash();
       
   138     void map();
       
   139     void bitArray();
       
   140     void cache();
       
   141     void regexp();
       
   142     void pair();
       
   143     void cleanupHandler();
       
   144     void sharableQList();
       
   145     void sharableQLinkedList();
       
   146     void sharableQVector();
       
   147     void sharableQMap();
       
   148     void sharableQHash();
       
   149     void q_foreach();
       
   150     void conversions();
       
   151     void javaStyleIterators();
       
   152     void constAndNonConstStlIterators();
       
   153 #ifndef QT_NO_STL
       
   154     void vector_stl_data();
       
   155     void vector_stl();
       
   156     void list_stl_data();
       
   157     void list_stl();
       
   158     void linkedlist_stl_data();
       
   159     void linkedlist_stl();
       
   160 #endif
       
   161     void q_init();
       
   162     void pointersize();
       
   163     void containerInstantiation();
       
   164     void qtimerList();
       
   165     void containerTypedefs();
       
   166     void forwardDeclared();
       
   167     void alignment();
       
   168 };
       
   169 
       
   170 struct LargeStatic {
       
   171     static int count;
       
   172     LargeStatic():c(count) { ++count; }
       
   173     LargeStatic(const LargeStatic& o):c(o.c) { ++count; }
       
   174     ~LargeStatic() { --count; }
       
   175     int c;
       
   176     int data[8];
       
   177 };
       
   178 
       
   179 int LargeStatic::count = 0;
       
   180 
       
   181 struct Movable {
       
   182     static int count;
       
   183     Movable():c(count) { ++count; }
       
   184     Movable(const Movable& o):c(o.c) { ++count; }
       
   185     ~Movable() { --count; }
       
   186     int c;
       
   187 };
       
   188 
       
   189 int Movable::count = 0;
       
   190 QT_BEGIN_NAMESPACE
       
   191 Q_DECLARE_TYPEINFO(Movable, Q_MOVABLE_TYPE);
       
   192 QT_END_NAMESPACE
       
   193 
       
   194 
       
   195 struct Pod {
       
   196     int i1, i2;
       
   197 
       
   198 #if defined NOPODINITIALIZATION
       
   199     Pod() : i1(0), i2(0) { }
       
   200 #endif
       
   201 };
       
   202 
       
   203 tst_Collections::tst_Collections()
       
   204 {
       
   205 }
       
   206 
       
   207 tst_Collections::~tst_Collections()
       
   208 {
       
   209 
       
   210 }
       
   211 
       
   212 void tst_Collections::init()
       
   213 {
       
   214 }
       
   215 
       
   216 void tst_Collections::cleanup()
       
   217 {
       
   218 }
       
   219 
       
   220 void tst_Collections::typeinfo()
       
   221 {
       
   222     QVERIFY(QTypeInfo<int*>::isPointer);
       
   223     QVERIFY(!QTypeInfo<int>::isPointer);
       
   224     QVERIFY(QTypeInfo<QString>::isComplex);
       
   225     QVERIFY(!QTypeInfo<int>::isComplex);
       
   226 }
       
   227 
       
   228 void tst_Collections::list()
       
   229 {
       
   230     {
       
   231 	QList<int> list;
       
   232 	QVERIFY(list.isEmpty());
       
   233 	list.append(1);
       
   234 	QVERIFY(list.size() == 1);
       
   235 
       
   236 	QVERIFY(*list.begin() == 1);
       
   237 
       
   238 	list.push_back(2);
       
   239 	list += (3);
       
   240 	list << 4 << 5 << 6;
       
   241 	QVERIFY(!list.isEmpty());
       
   242 	QVERIFY(list.size() == 6);
       
   243 	QVERIFY(list.end() - list.begin() == list.size());
       
   244 
       
   245 #if !defined(QT_NO_STL) && !defined(Q_CC_MSVC) && !defined(Q_CC_SUN)
       
   246 	QVERIFY(std::binary_search(list.begin(), list.end(), 2) == true);
       
   247 	QVERIFY(std::binary_search(list.begin(), list.end(), 9) == false);
       
   248 #endif
       
   249 	QVERIFY(qBinaryFind(list.begin(), list.end(), 2) == list.begin() + 1);
       
   250 	QVERIFY(qLowerBound(list.begin(), list.end(), 2) == list.begin() + 1);
       
   251         QVERIFY(qUpperBound(list.begin(), list.end(), 2) == list.begin() + 2);
       
   252 	QVERIFY(qBinaryFind(list.begin(), list.end(), 9) == list.end());
       
   253 	QVERIFY(qLowerBound(list.begin(), list.end(), 9) == list.end());
       
   254         QVERIFY(qUpperBound(list.begin(), list.end(), 9) == list.end());
       
   255 	{
       
   256 	    int sum = 0;
       
   257 	    QListIterator<int> i(list);
       
   258 	    while (i.hasNext())
       
   259 		sum += i.next();
       
   260 	    QVERIFY(sum == 21);
       
   261 	}
       
   262 
       
   263 	{
       
   264 	    QList<int> list1;
       
   265             list1 << 1 << 2 << 3 << 5 << 7 << 8 << 9;
       
   266 	    QList<int> list2 = list1;
       
   267 
       
   268 	    QMutableListIterator<int> i1(list1);
       
   269             while (i1.hasNext()) {
       
   270 		if (i1.next() % 2 != 0)
       
   271 		    i1.remove();
       
   272 	    }
       
   273 
       
   274 	    QMutableListIterator<int> i2(list2);
       
   275             i2.toBack();
       
   276             while (i2.hasPrevious()) {
       
   277 		if (i2.previous() % 2 != 0)
       
   278 		    i2.remove();
       
   279             }
       
   280             QVERIFY(list1.size() == 2);
       
   281             QVERIFY(list2.size() == 2);
       
   282             QVERIFY(list1 == list2);
       
   283         }
       
   284 
       
   285 	{
       
   286 	    int sum = 0;
       
   287 	    for (int i = 0; i < list.size(); ++i)
       
   288 		sum += list[i];
       
   289 	    QVERIFY(sum == 21);
       
   290 	}
       
   291 	{
       
   292 	    int sum = 0;
       
   293 	    QList<int>::const_iterator i = list.begin();
       
   294 	    while (i != list.end())
       
   295 		sum += *i++;
       
   296 	    QVERIFY(sum == 21);
       
   297 	}
       
   298 	{
       
   299 	    int sum = 0;
       
   300 	    QList<int>::ConstIterator i = list.begin();
       
   301 	    while (i != list.end())
       
   302 		sum += *i++;
       
   303 	    QVERIFY(sum == 21);
       
   304 	}
       
   305 	{
       
   306 	    QList<int>::Iterator i = list.begin();
       
   307             i += 2;
       
   308             QCOMPARE(*i, 3);
       
   309             i -= 1;
       
   310             QCOMPARE(*i, 2);
       
   311 	}
       
   312 	{
       
   313 	    QList<int>::ConstIterator i = list.begin();
       
   314             i += 2;
       
   315             QCOMPARE(*i, 3);
       
   316             i -= 1;
       
   317             QCOMPARE(*i, 2);
       
   318 	}
       
   319 	{
       
   320 	    int sum = 0;
       
   321 	    int i;
       
   322 	    for (i = 0; i < list.size(); ++i)
       
   323 		list[i] = list[i] +1;
       
   324 	    for (i = 0; i < list.size(); ++i)
       
   325 		sum += list[i];
       
   326 	    QVERIFY(sum == 21 + list.size());
       
   327 	}
       
   328 	{
       
   329 	    int sum = 0;
       
   330 	    int i;
       
   331 	    for (i = 0; i < list.size(); ++i)
       
   332 		--list[i];
       
   333 	    for (i = 0; i < list.size(); ++i)
       
   334 		sum += list[i];
       
   335 	    QVERIFY(sum == 21);
       
   336 	}
       
   337 	{
       
   338 	    QMutableListIterator<int> i(list);
       
   339 	    while (i.hasNext())
       
   340 		i.setValue(2*i.next());
       
   341 	}
       
   342 	{
       
   343 	    int sum = 0;
       
   344 	    QListIterator<int> i(list);
       
   345 	    i.toBack();
       
   346 	    while (i.hasPrevious())
       
   347 		sum += i.previous();
       
   348 	    QVERIFY(sum == 2*21);
       
   349 	}
       
   350 	{
       
   351 	    QMutableListIterator<int> i(list);
       
   352 	    i.toBack();
       
   353 	    while (i.hasPrevious())
       
   354 		i.setValue(2*i.previous());
       
   355 	}
       
   356 	{
       
   357 	    int sum = 0;
       
   358 	    QListIterator<int> i(list);
       
   359 	    i.toBack();
       
   360 	    while (i.hasPrevious())
       
   361 		sum += i.previous();
       
   362 	    QVERIFY(sum == 2*2*21);
       
   363 	}
       
   364 	{
       
   365 	    QMutableListIterator<int> i(list);
       
   366 	    while (i.hasNext()) {
       
   367 		int a = i.next();
       
   368 		i.insert(a);
       
   369 	    }
       
   370 	}
       
   371 	{
       
   372 	    int sum = 0;
       
   373 	    QList<int>::iterator i = list.begin();
       
   374 	    while (i != list.end())
       
   375 		sum += *i++;
       
   376 	    QVERIFY(sum == 2*2*2*21);
       
   377 	}
       
   378 	{
       
   379 	    int duplicates = 0;
       
   380 	    QListIterator<int> i(list);
       
   381 	    while (i.hasNext()) {
       
   382 		int a = i.next();
       
   383 		if (i.hasNext() && a == i.peekNext())
       
   384 		    duplicates++;
       
   385 	    }
       
   386 	    QVERIFY(duplicates == 6);
       
   387 	}
       
   388 	{
       
   389 	    int duplicates = 0;
       
   390 	    QListIterator<int> i(list);
       
   391 	    i.toBack();
       
   392 	    while (i.hasPrevious()) {
       
   393 		int a = i.previous();
       
   394 		if (i.hasPrevious() && a == i.peekPrevious())
       
   395 		    duplicates++;
       
   396 	    }
       
   397 	    QVERIFY(duplicates == 6);
       
   398 	}
       
   399 	{
       
   400 	    QMutableListIterator<int> i(list);
       
   401 	    while (i.hasNext()) {
       
   402 		int a = i.next();
       
   403 		if (i.hasNext() &&
       
   404 		     i.peekNext() == a)
       
   405 		    i.remove();
       
   406 	    }
       
   407 	}
       
   408 	{
       
   409 	    int duplicates = 0;
       
   410 	    QMutableListIterator<int> i = list;
       
   411 	    i.toBack();
       
   412 	    while (i.hasPrevious()) {
       
   413 		int a = i.previous();
       
   414 		if (i.hasPrevious() && a == i.peekPrevious())
       
   415 		    duplicates++;
       
   416 	    }
       
   417 	    QVERIFY(duplicates == 0);
       
   418 	}
       
   419 	{
       
   420 	    QVERIFY(list.size() == 6);
       
   421 	    QMutableListIterator<int> i = list;
       
   422 	    while (i.hasNext()) {
       
   423 		int a = i.peekNext();
       
   424 		i.insert(42);
       
   425 		QVERIFY(i.peekPrevious() == 42 && i.peekNext() == a);
       
   426 		i.next();
       
   427 	    }
       
   428 	    QVERIFY(list.size() == 12);
       
   429 	    i.toFront();
       
   430 	    while (i.findNext(42))
       
   431 		i.remove();
       
   432 	}
       
   433 	{
       
   434 	    QList<int> l;
       
   435 	    l << 4 << 8 << 12 << 16 << 20 << 24;
       
   436 	    QVERIFY(l == list);
       
   437 	    QList<int> copy = list;
       
   438 	    list += list;
       
   439 	    QVERIFY(l != list && l.size() == list.size()/2 && l == copy);
       
   440 	    l += copy;
       
   441 	    QVERIFY(l == list);
       
   442 	    list = copy;
       
   443 	}
       
   444 	{
       
   445 	    QList<int> copy = list;
       
   446 	    list << 8;
       
   447 	    QVERIFY(list.indexOf(8) == 1);
       
   448 	    QVERIFY(list.indexOf(8, list.indexOf(8)+1) == 6);
       
   449 	    int a = list.indexOf(8);
       
   450 	    QVERIFY(list.count(8) == 2);
       
   451 	    int r = list.removeAll(8);
       
   452 	    QVERIFY(r == 2);
       
   453 	    list.insert(a, 8);
       
   454 	    QVERIFY(list == copy);
       
   455 	}
       
   456         {
       
   457             QList<QString> list;
       
   458             list << "one" << "two" << "three" << "four" << "five" << "six";
       
   459             while (!list.isEmpty())
       
   460                 list.removeAll(list.first());
       
   461         }
       
   462         {
       
   463             QList<QString> list;
       
   464             list << "one" << "two" << "one" << "two";
       
   465             QVERIFY(!list.removeOne("three"));
       
   466             QVERIFY(list.removeOne("two"));
       
   467             QCOMPARE(list, QList<QString>() << "one" << "one" << "two");;
       
   468             QVERIFY(list.removeOne("two"));
       
   469             QCOMPARE(list, QList<QString>() << "one" << "one");
       
   470             QVERIFY(!list.removeOne("two"));
       
   471             QCOMPARE(list, QList<QString>() << "one" << "one");
       
   472             QVERIFY(list.removeOne("one"));
       
   473             QCOMPARE(list, QList<QString>() << "one");
       
   474             QVERIFY(list.removeOne("one"));
       
   475             QVERIFY(list.isEmpty());
       
   476             QVERIFY(!list.removeOne("one"));
       
   477             QVERIFY(list.isEmpty());
       
   478         }
       
   479 	{
       
   480 	    QList<int> copy = list;
       
   481 	    list << 8;
       
   482 	    QVERIFY(list.lastIndexOf(8) == 6);
       
   483 	    QVERIFY(list.lastIndexOf(8, list.lastIndexOf(8)-1) == 1);
       
   484 	    list = copy;
       
   485 	}
       
   486 	{
       
   487 	    QList<int> copy = list;
       
   488 	    list.insert(3, 999);
       
   489 	    QVERIFY(list[3] == 999);
       
   490 	    list.replace(3, 222);
       
   491 	    QVERIFY(list[3] == 222);
       
   492 	    QVERIFY(list.contains(222) && ! list.contains(999));
       
   493 	    list.removeAt(3);
       
   494 	    list = copy;
       
   495 	    QVERIFY(list == copy);
       
   496 	}
       
   497 	{
       
   498 	    list.clear();
       
   499 	    QVERIFY(list.isEmpty());
       
   500 	    QVERIFY(list.begin() == list.end());
       
   501 	    QListIterator<int> i(list);
       
   502 	    QVERIFY(!i.hasNext() && !i.hasPrevious());
       
   503 	}
       
   504 	{
       
   505 	    QList<int> l1;
       
   506 	    QList<int> l2;
       
   507 	    l1 << 1 << 2 << 3;
       
   508 	    l2 << 4 << 5 << 6;
       
   509 	    QList<int> l3 = l1 + l2;
       
   510 	    l1 += l2;
       
   511 	    QVERIFY(l3 == l1);
       
   512 	}
       
   513 	{
       
   514 	    QList<int> list;
       
   515 	    QVERIFY(list.isEmpty());
       
   516 	    list.append(1);
       
   517 	    QList<int> list2;
       
   518 	    list2 = list;
       
   519 	    list2.clear();
       
   520 	    QVERIFY(list2.size() == 0);
       
   521 	    QVERIFY(list.size() == 1);
       
   522 	}
       
   523 	{
       
   524 	    QList<int> list;
       
   525 	    list.append(1);
       
   526 	    list = list;
       
   527 	    QVERIFY(list.size() == 1);
       
   528 	}
       
   529     }
       
   530     {
       
   531 	QList<void*> list;
       
   532 	list.append(0);
       
   533 	list.append((void*)42);
       
   534 	QCOMPARE(list.size(), 2);
       
   535 	QCOMPARE(list.at(0), (void*)0);
       
   536 	QCOMPARE(list.at(1), (void*)42);
       
   537     }
       
   538 
       
   539     {
       
   540 	QVector<QString> vector(5);
       
   541         vector[0] = "99";
       
   542         vector[4] ="100";
       
   543         QList<QString> list = vector.toList();
       
   544 
       
   545 	QVERIFY(list.size() == 5);
       
   546         QVERIFY(list.at(0) == "99");
       
   547         QVERIFY(list.at(4) == "100");
       
   548         list[0] = "10";
       
   549         QVERIFY(list.at(0) == "10");
       
   550         QVERIFY(vector.at(0) == "99");
       
   551 
       
   552     }
       
   553 
       
   554     {
       
   555         QList<QString> list;
       
   556         list.append("Hello");
       
   557 
       
   558         QList<QString>::iterator it = list.begin();
       
   559         QVERIFY((*it)[0] == QChar('H'));
       
   560         QVERIFY(it->constData()[0] == QChar('H'));
       
   561         it->replace(QChar('H'), QChar('X'));
       
   562         QVERIFY(list.first() == "Xello");
       
   563 
       
   564         QList<QString>::const_iterator cit = list.constBegin();
       
   565         QVERIFY((*cit).toLower() == "xello");
       
   566         QVERIFY(cit->toUpper() == "XELLO");
       
   567     }
       
   568 
       
   569     {
       
   570         QList<int *> list;
       
   571         QVERIFY(list.value(0) == 0);
       
   572         int i;
       
   573         list.append(&i);
       
   574         QVERIFY(list.value(0) == &i);
       
   575     }
       
   576     {
       
   577         QList<const int *> list;
       
   578         QVERIFY(list.value(0) == 0);
       
   579         int i;
       
   580         list.append(&i);
       
   581         QVERIFY(list.value(0) == &i);
       
   582     }
       
   583     {
       
   584         QList<int> list;
       
   585         QVERIFY(list.value(0) == 0);
       
   586         list.append(10);
       
   587         QVERIFY(list.value(0) == 10);
       
   588     }
       
   589     {
       
   590         QList<Pod> list;
       
   591         QCOMPARE(list.value(0).i1, 0);
       
   592         QCOMPARE(list.value(0).i2, 0);
       
   593     }
       
   594 
       
   595     {
       
   596         QList<QString> list;
       
   597         list << "alpha" << "beta";
       
   598         list += list;
       
   599         QVERIFY(list.size() == 4);
       
   600         QVERIFY(list.at(0) == "alpha");
       
   601         QVERIFY(list.at(1) == "beta");
       
   602         QVERIFY(list.at(2) == "alpha");
       
   603         QVERIFY(list.at(3) == "beta");
       
   604     }
       
   605 
       
   606     // test endcases for inserting into a qlist
       
   607     {
       
   608         QList<QString> list;
       
   609         list << "foo" << "bar";
       
   610         QVERIFY(!list.isEmpty());
       
   611 
       
   612         list.insert(-1, "lessthanzero");
       
   613         QCOMPARE(list.at(0), QString("lessthanzero"));
       
   614 
       
   615         list.insert(0, "atzero");
       
   616         QCOMPARE(list.at(0), QString("atzero"));
       
   617 
       
   618         int listCount = list.count();
       
   619         list.insert(listCount, "atcount");
       
   620         QCOMPARE(list.at(listCount), QString("atcount"));
       
   621 
       
   622         listCount = list.count();
       
   623         list.insert(listCount + 1, "beyondcount");
       
   624         QCOMPARE(list.at(listCount), QString("beyondcount"));
       
   625     }
       
   626 
       
   627     {
       
   628         QList<int> list1;
       
   629         list1 << 0 << 1 << 2 << 3;
       
   630         list1.removeFirst();
       
   631 
       
   632         list1.swap(0, 0);
       
   633         QVERIFY(list1 == QList<int>() << 1 << 2 << 3);
       
   634 
       
   635         list1.swap(1, 1);
       
   636         QVERIFY(list1 == QList<int>() << 1 << 2 << 3);
       
   637 
       
   638         list1.swap(2, 2);
       
   639         QVERIFY(list1 == QList<int>() << 1 << 2 << 3);
       
   640 
       
   641         list1.swap(0, 1);
       
   642         QVERIFY(list1 == QList<int>() << 2 << 1 << 3);
       
   643 
       
   644         list1.swap(0, 2);
       
   645         QVERIFY(list1 == QList<int>() << 3 << 1 << 2);
       
   646 
       
   647         list1.swap(1, 2);
       
   648         QVERIFY(list1 == QList<int>() << 3 << 2 << 1);
       
   649 
       
   650         list1.swap(1, 2);
       
   651         QVERIFY(list1 == QList<int>() << 3 << 1 << 2);
       
   652 
       
   653         QList<QString> list2;
       
   654         list2 << "1" << "2" << "3";
       
   655 
       
   656         list2.swap(0, 0);
       
   657         QVERIFY(list2 == QList<QString>() << "1" << "2" << "3");
       
   658 
       
   659         list2.swap(1, 1);
       
   660         QVERIFY(list2 == QList<QString>() << "1" << "2" << "3");
       
   661 
       
   662         list2.swap(2, 2);
       
   663         QVERIFY(list2 == QList<QString>() << "1" << "2" << "3");
       
   664 
       
   665         list2.swap(0, 1);
       
   666         QVERIFY(list2 == QList<QString>() << "2" << "1" << "3");
       
   667 
       
   668         list2.swap(0, 2);
       
   669         QVERIFY(list2 == QList<QString>() << "3" << "1" << "2");
       
   670 
       
   671         list2.swap(1, 2);
       
   672         QVERIFY(list2 == QList<QString>() << "3" << "2" << "1");
       
   673 
       
   674         list2.swap(1, 2);
       
   675         QVERIFY(list2 == QList<QString>() << "3" << "1" << "2");
       
   676 
       
   677         QList<double> list3;
       
   678         list3 << 1.0 << 2.0 << 3.0;
       
   679 
       
   680         list3.swap(0, 0);
       
   681         QVERIFY(list3 == QList<double>() << 1.0 << 2.0 << 3.0);
       
   682 
       
   683         list3.swap(1, 1);
       
   684         QVERIFY(list3 == QList<double>() << 1.0 << 2.0 << 3.0);
       
   685 
       
   686         list3.swap(2, 2);
       
   687         QVERIFY(list3 == QList<double>() << 1.0 << 2.0 << 3.0);
       
   688 
       
   689         list3.swap(0, 1);
       
   690         QVERIFY(list3 == QList<double>() << 2.0 << 1.0 << 3.0);
       
   691 
       
   692         list3.swap(0, 2);
       
   693         QVERIFY(list3 == QList<double>() << 3.0 << 1.0 << 2.0);
       
   694 
       
   695         list3.swap(1, 2);
       
   696         QVERIFY(list3 == QList<double>() << 3.0 << 2.0 << 1.0);
       
   697 
       
   698         list3.swap(1, 2);
       
   699         QVERIFY(list3 == QList<double>() << 3.0 << 1.0 << 2.0);
       
   700     }
       
   701 
       
   702     // Check what happens when using references to own items.
       
   703     // Ideally we should run valgrind on this.
       
   704     {
       
   705         int i;
       
   706 
       
   707         QList<void *> list1;
       
   708         list1.append(reinterpret_cast<void *>(50));
       
   709 
       
   710         for (i = 1; i < 100; ++i) {
       
   711             list1.append(list1.at(i - 1));
       
   712             list1.prepend(list1.at(i));
       
   713             list1.insert(i, list1.at(i - 1));
       
   714             list1.insert(i, list1.at(i));
       
   715             list1.insert(i, list1.at(i + 1));
       
   716             list1.replace(i, list1.at(i - 1));
       
   717             list1.replace(i, list1.at(i));
       
   718             list1.replace(i, list1.at(i + 1));
       
   719         }
       
   720         QCOMPARE(list1.size(), 496);
       
   721         for (i = 0; i < list1.size(); ++i) {
       
   722             QCOMPARE(list1.at(i), reinterpret_cast<void *>(50));
       
   723         }
       
   724 
       
   725         QList<QString> list2;
       
   726         list2.append("50");
       
   727 
       
   728         for (i = 1; i < 100; ++i) {
       
   729             list2.append(list2.at(i - 1));
       
   730             list2.prepend(list2.at(i));
       
   731             list2.insert(i, list2.at(i - 1));
       
   732             list2.insert(i, list2.at(i));
       
   733             list2.insert(i, list2.at(i + 1));
       
   734             list2.replace(i, list2.at(i - 1));
       
   735             list2.replace(i, list2.at(i));
       
   736             list2.replace(i, list2.at(i + 1));
       
   737         }
       
   738         QCOMPARE(list2.size(), 496);
       
   739         for (i = 0; i < list2.size(); ++i) {
       
   740             QCOMPARE(list2.at(i), QString::fromLatin1("50"));
       
   741         }
       
   742 
       
   743         QList<double> list3;
       
   744         list3.append(50.0);
       
   745 
       
   746         for (i = 1; i < 100; ++i) {
       
   747             list3.append(list3.at(i - 1));
       
   748             list3.prepend(list3.at(i));
       
   749             list3.insert(i, list3.at(i - 1));
       
   750             list3.insert(i, list3.at(i));
       
   751             list3.insert(i, list3.at(i + 1));
       
   752             list3.replace(i, list3.at(i - 1));
       
   753             list3.replace(i, list3.at(i));
       
   754             list3.replace(i, list3.at(i + 1));
       
   755         }
       
   756         QCOMPARE(list3.size(), 496);
       
   757         for (i = 0; i < list3.size(); ++i) {
       
   758             QCOMPARE(list3.at(i), 50.0);
       
   759         }
       
   760 
       
   761         QList<QTime> list4;
       
   762         list4.append(QTime(12, 34, 56));
       
   763 
       
   764         for (i = 1; i < 100; ++i) {
       
   765             list4.append(list4.at(i - 1));
       
   766             list4.prepend(list4.at(i));
       
   767             list4.insert(i, list4.at(i - 1));
       
   768             list4.insert(i, list4.at(i));
       
   769             list4.insert(i, list4.at(i + 1));
       
   770             list4.replace(i, list4.at(i - 1));
       
   771             list4.replace(i, list4.at(i));
       
   772             list4.replace(i, list4.at(i + 1));
       
   773         }
       
   774         QCOMPARE(list4.size(), 496);
       
   775         for (i = 0; i < list4.size(); ++i) {
       
   776             QVERIFY(list4.at(i) == QTime(12, 34, 56));
       
   777         }
       
   778 
       
   779     }
       
   780     {
       
   781         QList<int> a;
       
   782         QCOMPARE(a.startsWith(1), false);
       
   783         QCOMPARE(a.endsWith(1), false);
       
   784         a.append(1);
       
   785         QCOMPARE(a.startsWith(1), true);
       
   786         QCOMPARE(a.startsWith(2), false);
       
   787         QCOMPARE(a.endsWith(1), true);
       
   788         QCOMPARE(a.endsWith(2), false);
       
   789         a.append(2);
       
   790         QCOMPARE(a.startsWith(1), true);
       
   791         QCOMPARE(a.startsWith(2), false);
       
   792         QCOMPARE(a.endsWith(1), false);
       
   793         QCOMPARE(a.endsWith(2), true);
       
   794     }
       
   795 }
       
   796 
       
   797 void tst_Collections::linkedList()
       
   798 {
       
   799     {
       
   800 	QLinkedList<int> list;
       
   801 	QVERIFY(list.isEmpty());
       
   802 	list.append(1);
       
   803 	list.push_back(2);
       
   804 	list += (3);
       
   805 	list << 4 << 5 << 6;
       
   806 	QVERIFY(!list.isEmpty());
       
   807 	QVERIFY(list.size() == 6);
       
   808 	{
       
   809 	    int sum = 0;
       
   810 	    QLinkedListIterator<int> i = list;
       
   811 	    while (i.hasNext()) {
       
   812 		sum += i.next();
       
   813 	    }
       
   814 	    QVERIFY(sum == 21);
       
   815 	}
       
   816 	{
       
   817 	    int sum = 0;
       
   818 	    QLinkedList<int>::const_iterator i = list.begin();
       
   819 	    while (i != list.end())
       
   820 		sum += *i++;
       
   821 	    QVERIFY(sum == 21);
       
   822 	}
       
   823 	{
       
   824 	    QMutableLinkedListIterator<int> i = list;
       
   825 	    while (i.hasNext())
       
   826 		i.setValue(2*i.next());
       
   827 	}
       
   828 	{
       
   829 	    int sum = 0;
       
   830 	    QLinkedListIterator<int> i = list;
       
   831 	    i.toBack();
       
   832 	    while (i.hasPrevious())
       
   833 		sum += i.previous();
       
   834 	    QVERIFY(sum == 2*21);
       
   835 	}
       
   836 	{
       
   837 	    QMutableLinkedListIterator<int> i = list;
       
   838 	    i.toBack();
       
   839 	    while (i.hasPrevious())
       
   840 		i.setValue(2*i.previous());
       
   841 	}
       
   842 	{
       
   843 	    int sum = 0;
       
   844 	    QLinkedListIterator<int> i = list;
       
   845 	    i.toBack();
       
   846 	    while (i.hasPrevious())
       
   847 		sum += i.previous();
       
   848 	    QVERIFY(sum == 2*2*21);
       
   849 	}
       
   850 	{
       
   851 	    QMutableLinkedListIterator<int> i = list;
       
   852 	    while (i.hasNext()) {
       
   853 		int a = i.next();
       
   854 		i.insert(a);
       
   855 	    }
       
   856 	}
       
   857 	{
       
   858 	    int sum = 0;
       
   859 	    QLinkedList<int>::iterator i = list.begin();
       
   860 	    while (i != list.end())
       
   861 		sum += *i++;
       
   862 	    QVERIFY(sum == 2*2*2*21);
       
   863 	}
       
   864 	{
       
   865 	    int duplicates = 0;
       
   866 	    QLinkedListIterator<int> i = list;
       
   867 	    while (i.hasNext()) {
       
   868 		int a = i.next();
       
   869 		if (i.hasNext() && a == i.peekNext())
       
   870 		    duplicates++;
       
   871 	    }
       
   872 	    QVERIFY(duplicates == 6);
       
   873 	}
       
   874 	{
       
   875 	    int duplicates = 0;
       
   876 	    QLinkedListIterator<int> i = list;
       
   877 	    i.toBack();
       
   878 	    while (i.hasPrevious()) {
       
   879 		int a = i.previous();
       
   880 		if (i.hasPrevious() && a == i.peekPrevious())
       
   881 		    duplicates++;
       
   882 	    }
       
   883 	    QVERIFY(duplicates == 6);
       
   884 	}
       
   885 	{
       
   886 	    QMutableLinkedListIterator<int> i = list;
       
   887 	    while (i.hasNext()) {
       
   888 		int a = i.next();
       
   889 		if (i.hasNext() &&
       
   890 		     i.peekNext() == a)
       
   891 		    i.remove();
       
   892 	    }
       
   893 	}
       
   894 	{
       
   895 	    int duplicates = 0;
       
   896 	    QMutableLinkedListIterator<int> i = list;
       
   897 	    i.toBack();
       
   898 	    while (i.hasPrevious()) {
       
   899 		int a = i.previous();
       
   900 		if (i.hasPrevious() && a == i.peekPrevious())
       
   901 		    duplicates++;
       
   902 	    }
       
   903 	    QVERIFY(duplicates == 0);
       
   904 	}
       
   905 	{
       
   906 	    QVERIFY(list.size() == 6);
       
   907 	    QMutableLinkedListIterator<int> i = list;
       
   908 	    while (i.hasNext()) {
       
   909 		int a = i.peekNext();
       
   910 		i.insert(42);
       
   911 		QVERIFY(i.peekPrevious() == 42 && i.peekNext() == a);
       
   912 		i.next();
       
   913 	    }
       
   914 	    QVERIFY(list.size() == 12);
       
   915 	    i.toFront();
       
   916 	    while (i.findNext(42))
       
   917 		i.remove();
       
   918 	}
       
   919 	{
       
   920 	    QLinkedList<int> l;
       
   921 	    l << 4 << 8 << 12 << 16 << 20 << 24;
       
   922 	    QVERIFY(l == list);
       
   923 	    QLinkedList<int> copy = list;
       
   924 	    list += list;
       
   925 	    QVERIFY(l != list && l.size() == list.size()/2 && l == copy);
       
   926 	    l += copy;
       
   927 	    QVERIFY(l == list);
       
   928 	    list = copy;
       
   929 	}
       
   930 	{
       
   931 	    QLinkedList<int> copy = list;
       
   932 	    list.prepend(999);
       
   933 	    list.append(999);
       
   934 	    QVERIFY(list.contains(999));
       
   935 	    QVERIFY(list.count(999) == 2);
       
   936 	    list.removeAll(999);
       
   937 	    QVERIFY(list == copy);
       
   938 	}
       
   939         {
       
   940             QLinkedList<QString> list;
       
   941             list << "one" << "two" << "three" << "four" << "five" << "six";
       
   942             while (!list.isEmpty())
       
   943                 list.removeAll(list.first());
       
   944         }
       
   945         {
       
   946             QLinkedList<QString> list;
       
   947             list << "one" << "two" << "one" << "two";
       
   948             QVERIFY(!list.removeOne("three"));
       
   949             QVERIFY(list.removeOne("two"));
       
   950             QCOMPARE(list, QLinkedList<QString>() << "one" << "one" << "two");;
       
   951             QVERIFY(list.removeOne("two"));
       
   952             QCOMPARE(list, QLinkedList<QString>() << "one" << "one");
       
   953             QVERIFY(!list.removeOne("two"));
       
   954             QCOMPARE(list, QLinkedList<QString>() << "one" << "one");
       
   955             QVERIFY(list.removeOne("one"));
       
   956             QCOMPARE(list, QLinkedList<QString>() << "one");
       
   957             QVERIFY(list.removeOne("one"));
       
   958             QVERIFY(list.isEmpty());
       
   959             QVERIFY(!list.removeOne("one"));
       
   960             QVERIFY(list.isEmpty());
       
   961         }
       
   962         {
       
   963 	    list.clear();
       
   964 	    QVERIFY(list.isEmpty());
       
   965 	    QVERIFY(list.begin() == list.end());
       
   966 	    QLinkedListIterator<int> i(list);
       
   967 	    QVERIFY(!i.hasNext() && !i.hasPrevious());
       
   968 	}
       
   969     }
       
   970 
       
   971     {
       
   972         QLinkedList<QString> list;
       
   973         list.append("Hello");
       
   974 
       
   975         QLinkedList<QString>::iterator it = list.begin();
       
   976         QVERIFY((*it)[0] == QChar('H'));
       
   977         QVERIFY(it->constData()[0] == QChar('H'));
       
   978         it->replace(QChar('H'), QChar('X'));
       
   979         QVERIFY(list.first() == "Xello");
       
   980 
       
   981         QLinkedList<QString>::const_iterator cit = list.constBegin();
       
   982         QVERIFY((*cit).toLower() == "xello");
       
   983         QVERIFY(cit->toUpper() == "XELLO");
       
   984     }
       
   985 
       
   986     {
       
   987         QLinkedList<QString> list;
       
   988         list << "alpha" << "beta";
       
   989         list += list;
       
   990         QVERIFY(list.size() == 4);
       
   991         QVERIFY(*list.begin() == "alpha");
       
   992         QVERIFY(*(list.begin() + 1) == "beta");
       
   993         QVERIFY(*(list.begin() + 2) == "alpha");
       
   994         QVERIFY(*(list.begin() + 3) == "beta");
       
   995     }
       
   996 
       
   997     {
       
   998         QLinkedList<int> a;
       
   999         QCOMPARE(a.startsWith(1), false);
       
  1000         QCOMPARE(a.endsWith(1), false);
       
  1001         a.append(1);
       
  1002         QCOMPARE(a.startsWith(1), true);
       
  1003         QCOMPARE(a.startsWith(2), false);
       
  1004         QCOMPARE(a.endsWith(1), true);
       
  1005         QCOMPARE(a.endsWith(2), false);
       
  1006         a.append(2);
       
  1007         QCOMPARE(a.startsWith(1), true);
       
  1008         QCOMPARE(a.startsWith(2), false);
       
  1009         QCOMPARE(a.endsWith(1), false);
       
  1010         QCOMPARE(a.endsWith(2), true);
       
  1011     }
       
  1012 };
       
  1013 
       
  1014 
       
  1015 void tst_Collections::vector()
       
  1016 {
       
  1017     QVector<int> v1;
       
  1018     v1 << 1 << 2 << 3;
       
  1019     QVector<int> v2;
       
  1020     v2 << 4 << 5;
       
  1021     QVector<int> v3;
       
  1022     v3 << 1 << 2 << 3 << 4 << 5;
       
  1023     QVERIFY(v1 + v2 == v3);
       
  1024 
       
  1025     QVector<int> emptyVector;
       
  1026     QCOMPARE(emptyVector.size(), 0);
       
  1027 #if 0
       
  1028     // this should trigger an assert
       
  1029     emptyVector.remove(3, -3);
       
  1030     QCOMPARE(emptyVector.size(), 0);
       
  1031 #endif
       
  1032     emptyVector.remove(0, 0);
       
  1033     QCOMPARE(emptyVector.size(), 0);
       
  1034 
       
  1035     QVector<int> v4;
       
  1036     v4 << 1 << 2 << 3;
       
  1037     QCOMPARE(v4.size(), 3);
       
  1038     v4.remove(1, 0);
       
  1039     QCOMPARE(v4.size(), 3);
       
  1040 
       
  1041     QVector<int> v;
       
  1042     v.append(2);
       
  1043     QVERIFY(*v.begin() == 2);
       
  1044     v.prepend(1);
       
  1045 
       
  1046     v << 3 << 4 << 5 << 6;
       
  1047 #if !defined(QT_NO_STL)
       
  1048     QVERIFY(std::binary_search(v.begin(), v.end(), 2) == true);
       
  1049     QVERIFY(std::binary_search(v.begin(), v.end(), 9) == false);
       
  1050 #endif
       
  1051     QVERIFY(qBinaryFind(v.begin(), v.end(), 2) == v.begin() + 1);
       
  1052     QVERIFY(qLowerBound(v.begin(), v.end(), 2) == v.begin() + 1);
       
  1053     QVERIFY(qUpperBound(v.begin(), v.end(), 2) == v.begin() + 2);
       
  1054     QVERIFY(qBinaryFind(v.begin(), v.end(), 9) == v.end());
       
  1055     QVERIFY(qLowerBound(v.begin(), v.end(), 9) == v.end());
       
  1056     QVERIFY(qUpperBound(v.begin(), v.end(), 9) == v.end());
       
  1057 
       
  1058     v.clear();
       
  1059     v << 1 << 2 << 3;
       
  1060     v.insert(v.begin(), 0);
       
  1061     v.insert(v.end(), 4);
       
  1062     v.insert(v.begin()+2, 9);
       
  1063 
       
  1064     QVector<int> result;
       
  1065     result << 0 << 1 << 9 << 2 << 3 << 4;
       
  1066 
       
  1067     QVERIFY( v == result );
       
  1068 
       
  1069     v.clear();
       
  1070     v << 1 << 2 << 3;
       
  1071     v.insert(0, 0);
       
  1072     v.insert(4, 4);
       
  1073     v.insert(2, 9);
       
  1074 
       
  1075     QVERIFY( v == result );
       
  1076 
       
  1077     QVector<QString> vec;
       
  1078     vec << "foo" << "bar";
       
  1079     vec.reserve( 512 );
       
  1080     QVERIFY(vec[0] == "foo");
       
  1081     QVERIFY(vec[1] == "bar");
       
  1082 
       
  1083     int initialLargeStaticCount = LargeStatic::count;
       
  1084     {
       
  1085         QVector<LargeStatic> vector;
       
  1086         vector.append(LargeStatic());
       
  1087         vector.resize(0);
       
  1088     }
       
  1089     QCOMPARE(LargeStatic::count, initialLargeStaticCount);
       
  1090 
       
  1091     {
       
  1092         QVector<QString> vector;
       
  1093         vector << "alpha" << "beta";
       
  1094         vector += vector;
       
  1095         QVERIFY(vector.size() == 4);
       
  1096         QVERIFY(vector.at(0) == "alpha");
       
  1097         QVERIFY(vector.at(1) == "beta");
       
  1098         QVERIFY(vector.at(2) == "alpha");
       
  1099         QVERIFY(vector.at(3) == "beta");
       
  1100     }
       
  1101 
       
  1102     int originalLargeStaticCount = LargeStatic::count;
       
  1103     {
       
  1104         QVector<LargeStatic> vector(5);
       
  1105     }
       
  1106     QVERIFY(LargeStatic::count == originalLargeStaticCount);
       
  1107     {
       
  1108         QVector<LargeStatic> vector(5);
       
  1109         QList<LargeStatic> list = vector.toList();
       
  1110     }
       
  1111     QVERIFY(LargeStatic::count == originalLargeStaticCount);
       
  1112     {
       
  1113         QVector<LargeStatic> vector;
       
  1114         LargeStatic *dummy = 0;
       
  1115         for (int i = 0; i < 10000; ++i) {
       
  1116             delete dummy;
       
  1117             dummy = new LargeStatic;
       
  1118             vector.append(LargeStatic());
       
  1119         }
       
  1120 	delete dummy;
       
  1121     }
       
  1122     QVERIFY(LargeStatic::count == originalLargeStaticCount);
       
  1123 
       
  1124     int originalMovableCount = Movable::count;
       
  1125     {
       
  1126         QVector<Movable> vector(5);
       
  1127     }
       
  1128     QVERIFY(Movable::count == originalMovableCount);
       
  1129     {
       
  1130         QVector<Movable> vector(5);
       
  1131         QList<Movable> list = vector.toList();
       
  1132     }
       
  1133     QVERIFY(Movable::count == originalMovableCount);
       
  1134     {
       
  1135         QVector<Movable> vector;
       
  1136         Movable *dummy = 0;
       
  1137         for (int i = 0; i < 10000; ++i) {
       
  1138             delete dummy;
       
  1139             dummy = new Movable;
       
  1140             vector.append(Movable());
       
  1141         }
       
  1142         delete dummy;
       
  1143     }
       
  1144     QVERIFY(Movable::count == originalMovableCount);
       
  1145 
       
  1146     // Check what happens when using references to own items.
       
  1147     // Ideally we should run valgrind on this.
       
  1148     {
       
  1149         int i;
       
  1150 
       
  1151         QVector<void *> vect1;
       
  1152         vect1.append(reinterpret_cast<void *>(50));
       
  1153 
       
  1154         for (i = 1; i < 100; ++i) {
       
  1155             vect1.append(vect1.at(i - 1));
       
  1156             vect1.prepend(vect1.at(i));
       
  1157             vect1.insert(i, vect1.at(i - 1));
       
  1158             vect1.insert(i, vect1.at(i));
       
  1159             vect1.insert(i, vect1.at(i + 1));
       
  1160             vect1.replace(i, vect1.at(i - 1));
       
  1161             vect1.replace(i, vect1.at(i));
       
  1162             vect1.replace(i, vect1.at(i + 1));
       
  1163         }
       
  1164         QCOMPARE(vect1.size(), 496);
       
  1165         for (i = 0; i < vect1.size(); ++i) {
       
  1166             QCOMPARE(vect1.at(i), reinterpret_cast<void *>(50));
       
  1167         }
       
  1168 
       
  1169         QVector<QString> vect2;
       
  1170         vect2.append("50");
       
  1171 
       
  1172         for (i = 1; i < 100; ++i) {
       
  1173             vect2.append(vect2.at(i - 1));
       
  1174             vect2.prepend(vect2.at(i));
       
  1175             vect2.insert(i, vect2.at(i - 1));
       
  1176             vect2.insert(i, vect2.at(i));
       
  1177             vect2.insert(i, vect2.at(i + 1));
       
  1178             vect2.replace(i, vect2.at(i - 1));
       
  1179             vect2.replace(i, vect2.at(i));
       
  1180             vect2.replace(i, vect2.at(i + 1));
       
  1181         }
       
  1182         QCOMPARE(vect2.size(), 496);
       
  1183         for (i = 0; i < vect2.size(); ++i) {
       
  1184             QCOMPARE(vect2.at(i), QString::fromLatin1("50"));
       
  1185         }
       
  1186 
       
  1187         QVector<double> vect3;
       
  1188         vect3.append(50.0);
       
  1189 
       
  1190         for (i = 1; i < 100; ++i) {
       
  1191             vect3.append(vect3.at(i - 1));
       
  1192             vect3.prepend(vect3.at(i));
       
  1193             vect3.insert(i, vect3.at(i - 1));
       
  1194             vect3.insert(i, vect3.at(i));
       
  1195             vect3.insert(i, vect3.at(i + 1));
       
  1196             vect3.replace(i, vect3.at(i - 1));
       
  1197             vect3.replace(i, vect3.at(i));
       
  1198             vect3.replace(i, vect3.at(i + 1));
       
  1199         }
       
  1200         QCOMPARE(vect3.size(), 496);
       
  1201         for (i = 0; i < vect3.size(); ++i) {
       
  1202             QCOMPARE(vect3.at(i), 50.0);
       
  1203         }
       
  1204 
       
  1205         QVector<QTime> vect4;
       
  1206         vect4.append(QTime(12, 34, 56));
       
  1207 
       
  1208         for (i = 1; i < 100; ++i) {
       
  1209             vect4.append(vect4.at(i - 1));
       
  1210             vect4.prepend(vect4.at(i));
       
  1211             vect4.insert(i, vect4.at(i - 1));
       
  1212             vect4.insert(i, vect4.at(i));
       
  1213             vect4.insert(i, vect4.at(i + 1));
       
  1214             vect4.replace(i, vect4.at(i - 1));
       
  1215             vect4.replace(i, vect4.at(i));
       
  1216             vect4.replace(i, vect4.at(i + 1));
       
  1217         }
       
  1218         QCOMPARE(vect4.size(), 496);
       
  1219         for (i = 0; i < vect4.size(); ++i) {
       
  1220             QVERIFY(vect4.at(i) == QTime(12, 34, 56));
       
  1221         }
       
  1222     }
       
  1223 
       
  1224     // this used to trigger an unitialized read in valgrind
       
  1225     QVector<char> foo;
       
  1226     foo.resize(144);
       
  1227 
       
  1228     {
       
  1229         QVector<int> a;
       
  1230         QCOMPARE(a.startsWith(1), false);
       
  1231         QCOMPARE(a.endsWith(1), false);
       
  1232         a.append(1);
       
  1233         QCOMPARE(a.startsWith(1), true);
       
  1234         QCOMPARE(a.startsWith(2), false);
       
  1235         QCOMPARE(a.endsWith(1), true);
       
  1236         QCOMPARE(a.endsWith(2), false);
       
  1237         a.append(2);
       
  1238         QCOMPARE(a.startsWith(1), true);
       
  1239         QCOMPARE(a.startsWith(2), false);
       
  1240         QCOMPARE(a.endsWith(1), false);
       
  1241         QCOMPARE(a.endsWith(2), true);
       
  1242     }
       
  1243 }
       
  1244 
       
  1245 void tst_Collections::byteArray()
       
  1246 {
       
  1247     QByteArray hello = "hello";
       
  1248     QByteArray ello = "ello";
       
  1249     QByteArray World = "World";
       
  1250     QByteArray Wor = "Wor";
       
  1251     QByteArray helloWorld = "helloWorld";
       
  1252     QVERIFY(hello + World == helloWorld);
       
  1253     QVERIFY(hello + "World" == helloWorld);
       
  1254     QVERIFY("hello" + World == helloWorld);
       
  1255 
       
  1256 
       
  1257     QByteArray l;
       
  1258     QVERIFY('h' + ello == hello);
       
  1259     QVERIFY(Wor + 'l' + 'd' == "World");
       
  1260     QVERIFY(hello + World == "helloWorld");
       
  1261     QVERIFY(hello + "World" == "helloWorld");
       
  1262     QVERIFY("hello" + World == "helloWorld");
       
  1263     QVERIFY('h' + ello == "hello");
       
  1264     QVERIFY(Wor + 'l' + 'd' == "World");
       
  1265     QVERIFY("helloWorld" == hello + World);
       
  1266     QVERIFY("helloWorld" == hello + "World");
       
  1267     QVERIFY("helloWorld" == "hello" + World);
       
  1268     QVERIFY("hello" == 'h' + ello);
       
  1269     QVERIFY("World" == Wor + 'l' + 'd');
       
  1270 
       
  1271     QVERIFY(hello.contains('e'));
       
  1272     QVERIFY (true == hello.contains('e'));
       
  1273     QVERIFY (hello.contains('e') != false);
       
  1274 
       
  1275     QVERIFY(hello.indexOf('e') == 1);
       
  1276     QVERIFY(hello.indexOf('e', -10) == 1);
       
  1277     QVERIFY(hello.indexOf('l') == 2);
       
  1278     QVERIFY(hello.indexOf('l',2) == 2);
       
  1279     QVERIFY(hello.indexOf('l',3) == 3);
       
  1280 
       
  1281     QByteArray large = "000 100 200 300 400 500 600 700 800 900";
       
  1282 
       
  1283     QVERIFY(large.indexOf("700") == 28);
       
  1284     QVERIFY(large.indexOf("700", 28) == 28);
       
  1285     QVERIFY(large.indexOf("700", 29) == -1);
       
  1286     QVERIFY(large.lastIndexOf("700") == 28);
       
  1287     QVERIFY(large.lastIndexOf("700", 28) == 28);
       
  1288     QVERIFY(large.lastIndexOf("700", 27) == -1);
       
  1289 
       
  1290     QVERIFY(large.contains("200"));
       
  1291     QVERIFY(!large.contains("201"));
       
  1292     QVERIFY(large.contains('3'));
       
  1293     QVERIFY(!large.contains('a'));
       
  1294 
       
  1295     QVERIFY(large.count("00") == 11);
       
  1296     QVERIFY(large.count('3') == 1);
       
  1297     QVERIFY(large.count('0') == 21);
       
  1298     QVERIFY(large.count("0") == 21);
       
  1299     QVERIFY(large.count("200") == 1);
       
  1300     QVERIFY(large.count("201") == 0);
       
  1301 
       
  1302     QVERIFY(hello.left(0) == "");
       
  1303     QVERIFY(!hello.left(0).isNull());
       
  1304     QVERIFY(hello.left(1) == "h");
       
  1305     QVERIFY(hello.left(2) == "he");
       
  1306     QVERIFY(hello.left(200) == "hello");
       
  1307     QVERIFY(hello.left(hello.size()) == hello);
       
  1308     QVERIFY(hello.left(hello.size()+1) == hello);
       
  1309 
       
  1310     QVERIFY(hello.right(0) == "");
       
  1311     QVERIFY(!hello.right(0).isNull());
       
  1312     QVERIFY(hello.right(1) == "o");
       
  1313     QVERIFY(hello.right(2) == "lo");
       
  1314     QVERIFY(hello.right(200) == "hello");
       
  1315     QVERIFY(hello.right(hello.size()) == hello);
       
  1316     QVERIFY(hello.right(hello.size()+1) == hello);
       
  1317 
       
  1318     QVERIFY(!hello.mid(0, 0).isNull());
       
  1319     QVERIFY(hello.mid(0, 1) == "h");
       
  1320     QVERIFY(hello.mid(0, 2) == "he");
       
  1321     QVERIFY(hello.mid(0, 200) == "hello");
       
  1322     QVERIFY(hello.mid(0) == "hello");
       
  1323     QVERIFY(hello.mid(0, hello.size()) == hello);
       
  1324     QVERIFY(hello.mid(0, hello.size()+1) == hello);
       
  1325 
       
  1326     QVERIFY(hello.mid(hello.size()-0) == "");
       
  1327 
       
  1328     QVERIFY(hello.mid(hello.size()-0).isNull()); // weird but valid 3.x semantics
       
  1329     QVERIFY(hello.mid(hello.size()-1) == "o");
       
  1330     QVERIFY(hello.mid(hello.size()-2) == "lo");
       
  1331     QVERIFY(hello.mid(hello.size()-200) == "hello");
       
  1332 
       
  1333     QByteArray null;
       
  1334     QByteArray nonNull = "";
       
  1335     QVERIFY(null.left(10).isNull());
       
  1336     QVERIFY(null.mid(0).isNull());
       
  1337 
       
  1338 #if 0
       
  1339     QVERIFY(null == QByteArray::null);
       
  1340     QVERIFY(QByteArray::null  == null);
       
  1341     QVERIFY(nonNull != QByteArray::null);
       
  1342     QVERIFY(QByteArray::null != nonNull);
       
  1343     QVERIFY(null == nonNull);
       
  1344     QVERIFY(QByteArray::null == QByteArray::null);
       
  1345 #endif
       
  1346 
       
  1347     QByteArray str = "Hello";
       
  1348     QByteArray cstr(str.data(), str.size());
       
  1349     QVERIFY(str == "Hello");
       
  1350     QVERIFY(cstr == "Hello");
       
  1351     cstr.clear();
       
  1352     QVERIFY(str == "Hello");
       
  1353     QVERIFY(cstr.isEmpty());
       
  1354 
       
  1355     {
       
  1356         QByteArray ba1("Foo");
       
  1357         ba1.prepend(ba1);
       
  1358         QCOMPARE(ba1, QByteArray("FooFoo"));
       
  1359         ba1.append(ba1);
       
  1360         QCOMPARE(ba1, QByteArray("FooFooFooFoo"));
       
  1361         ba1.insert(2, ba1);
       
  1362         QCOMPARE(ba1, QByteArray("FoFooFooFooFoooFooFooFoo"));
       
  1363         ba1.replace(3, 3, ba1);
       
  1364         QCOMPARE(ba1, QByteArray("FoFFoFooFooFooFoooFooFooFooooFooFoooFooFooFoo"));
       
  1365         ba1 = "FooFoo";
       
  1366         ba1.replace(char('F'), ba1);
       
  1367         QCOMPARE(ba1, QByteArray("FooFooooFooFoooo"));
       
  1368         ba1 = "FooFoo";
       
  1369         ba1.replace(char('o'), ba1);
       
  1370         QCOMPARE(ba1, QByteArray("FFooFooFooFooFFooFooFooFoo"));
       
  1371 
       
  1372         ba1.replace(ba1, "xxx");
       
  1373         QCOMPARE(ba1, QByteArray("xxx"));
       
  1374         ba1.replace(ba1, QByteArray("yyy"));
       
  1375         QCOMPARE(ba1, QByteArray("yyy"));
       
  1376         ba1 += ba1;
       
  1377         QCOMPARE(ba1, QByteArray("yyyyyy"));
       
  1378 
       
  1379 	ba1.remove(1, -1); // do nothing
       
  1380 	QCOMPARE(ba1, QByteArray("yyyyyy"));
       
  1381 
       
  1382 	ba1.replace(0, -1, "ZZZ");
       
  1383 	QCOMPARE(ba1, QByteArray("ZZZyyyyyy"));
       
  1384     }
       
  1385 };
       
  1386 
       
  1387 void tst_Collections::stack()
       
  1388 {
       
  1389     QStack<int> stack;
       
  1390     stack.push(1);
       
  1391     stack.push(2);
       
  1392     stack.push(3);
       
  1393     QVectorIterator<int> i = stack;
       
  1394     i.toBack();
       
  1395     int sum = 0;
       
  1396     while (i.hasPrevious())
       
  1397 	sum += i.previous();
       
  1398     QVERIFY(sum == 6);
       
  1399 
       
  1400     sum = 0;
       
  1401     for (QStack<int>::iterator i = stack.begin(); i != stack.end(); ++i)
       
  1402 	sum += *i;
       
  1403     QVERIFY(sum == 6);
       
  1404 
       
  1405     while (!stack.isEmpty())
       
  1406 	sum -= stack.pop();
       
  1407     QVERIFY(sum == 0);
       
  1408 }
       
  1409 
       
  1410 void tst_Collections::hash()
       
  1411 {
       
  1412     const char *hello = "hello";
       
  1413     const char *world = "world";
       
  1414     const char *allo = "allo";
       
  1415     const char *monde = "monde";
       
  1416 
       
  1417     {
       
  1418 	typedef QHash<QString, QString> Hash;
       
  1419 	Hash hash;
       
  1420 	QString key;
       
  1421 	for (int i = 0; i < 10; ++i) {
       
  1422 	    key[0] = i + '0';
       
  1423 	    for (int j = 0; j < 10; ++j) {
       
  1424 		key[1] = j + '0';
       
  1425 		hash.insert(key, "V" + key);
       
  1426 	    }
       
  1427 	}
       
  1428 
       
  1429 	for (int i = 0; i < 10; ++i) {
       
  1430 	    key[0] = i + '0';
       
  1431 	    for (int j = 0; j < 10; ++j) {
       
  1432 		key[1] = j + '0';
       
  1433 		hash.remove(key);
       
  1434 	    }
       
  1435 	}
       
  1436     }
       
  1437 
       
  1438     {
       
  1439 	typedef QHash<int, const char *> Hash;
       
  1440 	Hash hash;
       
  1441 	hash.insert(1, hello);
       
  1442 	hash.insert(2, world);
       
  1443 
       
  1444 	QVERIFY(hash.size() == 2);
       
  1445 	QVERIFY(!hash.isEmpty());
       
  1446 
       
  1447 	{
       
  1448 	    Hash hash2 = hash;
       
  1449 	    hash2 = hash;
       
  1450 	    hash = hash2;
       
  1451 	    hash2 = hash2;
       
  1452 	    hash = hash;
       
  1453 	    hash2.clear();
       
  1454 	    hash2 = hash2;
       
  1455 	    QVERIFY(hash2.size() == 0);
       
  1456 	    QVERIFY(hash2.isEmpty());
       
  1457 	}
       
  1458 	QVERIFY(hash.size() == 2);
       
  1459 
       
  1460 	{
       
  1461 	    Hash hash2 = hash;
       
  1462 	    hash2[1] = allo;
       
  1463 	    hash2[2] = monde;
       
  1464 
       
  1465 	    QVERIFY(hash2[1] == allo);
       
  1466 	    QVERIFY(hash2[2] == monde);
       
  1467 	    QVERIFY(hash[1] == hello);
       
  1468 	    QVERIFY(hash[2] == world);
       
  1469 
       
  1470 	    hash2[1] = hash[1];
       
  1471 	    hash2[2] = hash[2];
       
  1472 
       
  1473 	    QVERIFY(hash2[1] == hello);
       
  1474 	    QVERIFY(hash2[2] == world);
       
  1475 
       
  1476 	    hash[1] = hash[1];
       
  1477 	    QVERIFY(hash[1] == hello);
       
  1478 	}
       
  1479 
       
  1480 	{
       
  1481 	    Hash hash2 = hash;
       
  1482 	    hash2.detach();
       
  1483 	    hash2.remove(1);
       
  1484 	    QVERIFY(hash2.size() == 1);
       
  1485 	    hash2.remove(1);
       
  1486 	    QVERIFY(hash2.size() == 1);
       
  1487 	    hash2.remove(0);
       
  1488 	    QVERIFY(hash2.size() == 1);
       
  1489 	    hash2.remove(2);
       
  1490 	    QVERIFY(hash2.size() == 0);
       
  1491 	    QVERIFY(hash.size() == 2);
       
  1492 	}
       
  1493 
       
  1494 	hash.detach();
       
  1495 
       
  1496 	{
       
  1497 	    Hash::iterator it1 = hash.find(1);
       
  1498 	    QVERIFY(it1 != hash.end());
       
  1499 
       
  1500 	    Hash::iterator it2 = hash.find(0);
       
  1501 	    QVERIFY(it2 != hash.begin());
       
  1502 	    QVERIFY(it2 == hash.end());
       
  1503 
       
  1504 	    *it1 = monde;
       
  1505 	    QVERIFY(*it1 == monde);
       
  1506 	    QVERIFY(hash[1] == monde);
       
  1507 
       
  1508 	    *it1 = hello;
       
  1509 	    QVERIFY(*it1 == hello);
       
  1510 	    QVERIFY(hash[1] == hello);
       
  1511 
       
  1512 	    hash[1] = monde;
       
  1513 	    QVERIFY(it1.key() == 1);
       
  1514 	    QVERIFY(it1.value() == monde);
       
  1515 	    QVERIFY(*it1 == monde);
       
  1516 	    QVERIFY(hash[1] == monde);
       
  1517 
       
  1518 	    hash[1] = hello;
       
  1519 	    QVERIFY(*it1 == hello);
       
  1520 	    QVERIFY(hash[1] == hello);
       
  1521 	}
       
  1522 
       
  1523 	{
       
  1524 	    const Hash hash2 = hash;
       
  1525 
       
  1526 	    Hash::const_iterator it1 = hash2.find(1);
       
  1527 	    QVERIFY(it1 != hash2.end());
       
  1528 	    QVERIFY(it1.key() == 1);
       
  1529 	    QVERIFY(it1.value() == hello);
       
  1530 	    QVERIFY(*it1 == hello);
       
  1531 
       
  1532 	    Hash::const_iterator it2 = hash2.find(2);
       
  1533 	    QVERIFY(it1 != it2);
       
  1534 	    QVERIFY(it1 != hash2.end());
       
  1535 	    QVERIFY(it2 != hash2.end());
       
  1536 
       
  1537 	    int count = 0;
       
  1538 	    it1 = hash2.begin();
       
  1539 	    while (it1 != hash2.end()) {
       
  1540 		count++;
       
  1541 		++it1;
       
  1542 	    }
       
  1543 	    QVERIFY(count == 2);
       
  1544 
       
  1545 	    count = 0;
       
  1546 	    it1 = hash.begin();
       
  1547 	    while (it1 != hash.end()) {
       
  1548 		count++;
       
  1549 		++it1;
       
  1550 	    }
       
  1551 	    QVERIFY(count == 2);
       
  1552 	}
       
  1553 
       
  1554 	{
       
  1555 	    QVERIFY(hash.contains(1));
       
  1556 	    QVERIFY(hash.contains(2));
       
  1557 	    QVERIFY(!hash.contains(0));
       
  1558 	    QVERIFY(!hash.contains(3));
       
  1559 	}
       
  1560 
       
  1561 	{
       
  1562 	    QVERIFY(hash.value(1) == hello);
       
  1563 	    QVERIFY(hash.value(2) == world);
       
  1564 	    QVERIFY(hash.value(3) == 0);
       
  1565 	    QVERIFY(hash.value(1, allo) == hello);
       
  1566 	    QVERIFY(hash.value(2, allo) == world);
       
  1567 	    QVERIFY(hash.value(3, allo) == allo);
       
  1568 	    QVERIFY(hash.value(0, monde) == monde);
       
  1569 	}
       
  1570 
       
  1571 	{
       
  1572 	    QHash<int,LargeStatic> hash;
       
  1573 	    for (int i = 0; i < 10; i++)
       
  1574 		hash.insert(i, LargeStatic());
       
  1575 	    QVERIFY(LargeStatic::count == 10);
       
  1576 	    hash.remove(7);
       
  1577 	    QVERIFY(LargeStatic::count == 9);
       
  1578 
       
  1579 	}
       
  1580 	QVERIFY(LargeStatic::count == 0);
       
  1581 	{
       
  1582 	    QHash<int, int*> hash;
       
  1583 	    QVERIFY(((const QHash<int,int*>*) &hash)->operator[](7) == 0);
       
  1584 	}
       
  1585 
       
  1586 	{
       
  1587 	    /*
       
  1588                 This test relies on a certain implementation of
       
  1589                 QHash. If you change the way QHash works internally,
       
  1590                 change this test as well.
       
  1591             */
       
  1592 	    QHash<int, int> hash;
       
  1593             for (int i = 0; i < 1000; ++i)
       
  1594 		hash.insert(i, i);
       
  1595 	    QVERIFY(hash.capacity() == 1031);
       
  1596             hash.squeeze();
       
  1597             QVERIFY(hash.capacity() == 521);
       
  1598 
       
  1599 	    hash.insert(12345, 12345);
       
  1600             QVERIFY(hash.capacity() == 1031);
       
  1601 
       
  1602 	    for (int j = 0; j < 900; ++j)
       
  1603 		hash.remove(j);
       
  1604             QVERIFY(hash.capacity() == 257);
       
  1605 	    hash.squeeze();
       
  1606             QVERIFY(hash.capacity() == 67);
       
  1607             hash.reserve(0);
       
  1608         }
       
  1609     }
       
  1610 
       
  1611     {
       
  1612         QHash<int, QString> hash;
       
  1613         hash.insert(0, "Hello");
       
  1614 
       
  1615         QHash<int, QString>::iterator it = hash.begin();
       
  1616         QVERIFY((*it)[0] == QChar('H'));
       
  1617         QVERIFY(it->constData()[0] == QChar('H'));
       
  1618         it->replace(QChar('H'), QChar('X'));
       
  1619         QVERIFY(*hash.begin() == "Xello");
       
  1620 
       
  1621         QHash<int, QString>::const_iterator cit = hash.constBegin();
       
  1622         QVERIFY((*cit).toLower() == "xello");
       
  1623         QVERIFY(cit->toUpper() == "XELLO");
       
  1624     }
       
  1625 
       
  1626     {
       
  1627         QHash<int, QString> hash1, hash2;
       
  1628         hash1.insertMulti(1, "Alpha");
       
  1629         hash1.insertMulti(1, "Gamma");
       
  1630         hash2.insertMulti(1, "Beta");
       
  1631         hash2.insertMulti(1, "Gamma");
       
  1632         hash2.insertMulti(1, "Gamma");
       
  1633 
       
  1634         hash1.unite(hash2);
       
  1635         QCOMPARE(hash1.size(), 5);
       
  1636         QCOMPARE(hash1.values(),
       
  1637                 (QList<QString>() << "Gamma" << "Gamma" << "Beta" << "Gamma" << "Alpha"));
       
  1638 
       
  1639         hash2 = hash1;
       
  1640         hash2.unite(hash2);
       
  1641         QCOMPARE(hash2.size(), 10);
       
  1642         QCOMPARE(hash2.values(), hash1.values() + hash1.values());
       
  1643     }
       
  1644 
       
  1645 #if 0
       
  1646     {
       
  1647         QMultiHash<QString, int> hash1;
       
  1648         hash1.insert("1", 2);
       
  1649         hash1.insert("1", 1);
       
  1650         hash1.insert("a", 3);
       
  1651         hash1.insert("a", 2);
       
  1652         hash1.insert("a", 1);
       
  1653         hash1.insert("b", 2);
       
  1654         hash1.insert("b", 1);
       
  1655 
       
  1656         // hash1: [ "1" -> 1, "1" -> 2, "a" -> 1, "a" -> 2, "a" -> 3, "b" -> 1, "b" -> 2 ]
       
  1657 
       
  1658         QHashIterator<QString, int> i1(hash1);
       
  1659         i1.toBack();
       
  1660 
       
  1661         bool found;
       
  1662 
       
  1663         found = i1.findPreviousKey("1");
       
  1664         QVERIFY(found && i1.value() == 2);
       
  1665 
       
  1666         found = i1.findPreviousKey("1");
       
  1667         QVERIFY(found && i1.value() == 1);
       
  1668 
       
  1669         found = i1.findPreviousKey("1");
       
  1670         QVERIFY(!found);
       
  1671 
       
  1672         i1.toFront();
       
  1673         found = i1.findNextKey("1");
       
  1674         QVERIFY(found && i1.value() == 1);
       
  1675 
       
  1676         found = i1.findNextKey("1");
       
  1677         QVERIFY(found && i1.value() == 2);
       
  1678 
       
  1679         found = i1.findNextKey("1");
       
  1680         QVERIFY(!found);
       
  1681 
       
  1682         i1.toBack();
       
  1683         found = i1.findPreviousKey("b");
       
  1684         QVERIFY(found && i1.value() == 2);
       
  1685 
       
  1686         found = i1.findPreviousKey("b");
       
  1687         QVERIFY(found && i1.value() == 1);
       
  1688 
       
  1689         found = i1.findPreviousKey("b");
       
  1690         QVERIFY(!found);
       
  1691 
       
  1692         i1.toFront();
       
  1693         found = i1.findNextKey("b");
       
  1694         QVERIFY(found && i1.value() == 1);
       
  1695 
       
  1696         found = i1.findNextKey("b");
       
  1697         QVERIFY(found && i1.value() == 2);
       
  1698 
       
  1699         found = i1.findNextKey("b");
       
  1700         QVERIFY(!found);
       
  1701     }
       
  1702 #endif
       
  1703 }
       
  1704 
       
  1705 void tst_Collections::map()
       
  1706 {
       
  1707     const char *hello = "hello";
       
  1708     const char *world = "world";
       
  1709     const char *allo = "allo";
       
  1710     const char *monde = "monde";
       
  1711 
       
  1712     {
       
  1713 	typedef QMap<int, const char *> Map;
       
  1714 	Map map;
       
  1715 	map.insert(1, hello);
       
  1716 	map.insert(2, world);
       
  1717 
       
  1718 	QVERIFY(*map.begin() == hello);
       
  1719 
       
  1720 	QVERIFY(map.size() == 2);
       
  1721 	QVERIFY(!map.isEmpty());
       
  1722 
       
  1723 	{
       
  1724 	    Map map2 = map;
       
  1725 	    map2 = map;
       
  1726 	    map = map2;
       
  1727 	    map2 = map2;
       
  1728 	    map = map;
       
  1729 	    map2.clear();
       
  1730 	    map2 = map2;
       
  1731 	    QVERIFY(map2.size() == 0);
       
  1732 	    QVERIFY(map2.isEmpty());
       
  1733 	}
       
  1734 	QVERIFY(map.size() == 2);
       
  1735 
       
  1736 	{
       
  1737 	    Map map2 = map;
       
  1738 	    map2[1] = allo;
       
  1739 	    map2[2] = monde;
       
  1740 
       
  1741 	    QVERIFY(map2[1] == allo);
       
  1742 	    QVERIFY(map2[2] == monde);
       
  1743 	    QVERIFY(map[1] == hello);
       
  1744 	    QVERIFY(map[2] == world);
       
  1745 
       
  1746 	    map2[1] = map[1];
       
  1747 	    map2[2] = map[2];
       
  1748 
       
  1749 	    QVERIFY(map2[1] == hello);
       
  1750 	    QVERIFY(map2[2] == world);
       
  1751 
       
  1752 	    map[1] = map[1];
       
  1753 	    QVERIFY(map[1] == hello);
       
  1754 	}
       
  1755 
       
  1756 	{
       
  1757 	    Map map2 = map;
       
  1758 	    map2.detach();
       
  1759 	    map2.remove(1);
       
  1760 	    QVERIFY(map2.size() == 1);
       
  1761 	    map2.remove(1);
       
  1762 	    QVERIFY(map2.size() == 1);
       
  1763 	    map2.remove(0);
       
  1764 	    QVERIFY(map2.size() == 1);
       
  1765 	    map2.remove(2);
       
  1766 	    QVERIFY(map2.size() == 0);
       
  1767 	    QVERIFY(map.size() == 2);
       
  1768 	}
       
  1769 
       
  1770 	map.detach();
       
  1771 
       
  1772 	{
       
  1773 	    Map::iterator it1 = map.find(1);
       
  1774 	    QVERIFY(it1 == map.begin());
       
  1775 	    QVERIFY(it1 != map.end());
       
  1776 
       
  1777 	    Map::iterator it2 = map.find(0);
       
  1778 	    QVERIFY(it2 != map.begin());
       
  1779 	    QVERIFY(it2 == map.end());
       
  1780 
       
  1781 	    *it1 = monde;
       
  1782 	    QVERIFY(*it1 == monde);
       
  1783 	    QVERIFY(map[1] == monde);
       
  1784 
       
  1785 	    *it1 = hello;
       
  1786 	    QVERIFY(*it1 == hello);
       
  1787 	    QVERIFY(map[1] == hello);
       
  1788 
       
  1789 	    map[1] = monde;
       
  1790 	    QVERIFY(it1.key() == 1);
       
  1791 	    QVERIFY(it1.value() == monde);
       
  1792 	    QVERIFY(*it1 == monde);
       
  1793 	    QVERIFY(map[1] == monde);
       
  1794 
       
  1795 	    map[1] = hello;
       
  1796 	    QVERIFY(*it1 == hello);
       
  1797 	    QVERIFY(map[1] == hello);
       
  1798 
       
  1799 	    *++it1 = allo;
       
  1800 	    QVERIFY(*it1 == allo);
       
  1801 	    QVERIFY(map[2] == allo);
       
  1802 	    *it1 = world;
       
  1803 
       
  1804 	    ++it1;
       
  1805 	    QVERIFY(it1 == map.end());
       
  1806 
       
  1807 	    int count = 0;
       
  1808 	    it1 = map.begin();
       
  1809 	    while (it1 != map.end()) {
       
  1810 		count++;
       
  1811 		++it1;
       
  1812 	    }
       
  1813 	    QVERIFY(count == 2);
       
  1814 	}
       
  1815 
       
  1816 	{
       
  1817 	    const Map map2 = map;
       
  1818 
       
  1819 	    Map::const_iterator it1 = map2.find(1);
       
  1820 	    QVERIFY(it1 != map2.end());
       
  1821 	    QVERIFY(it1.key() == 1);
       
  1822 	    QVERIFY(it1.value() == hello);
       
  1823 	    QVERIFY(*it1 == hello);
       
  1824 	    ++it1;
       
  1825 
       
  1826 	    Map::const_iterator it2 = map2.find(2);
       
  1827 	    QVERIFY(it1 == it2);
       
  1828 	    ++it1;
       
  1829 	    QVERIFY(it1 == map2.end());
       
  1830 	    QVERIFY(it2 != map2.end());
       
  1831 	    QVERIFY(it1 != it2);
       
  1832 
       
  1833 	    int count = 0;
       
  1834 	    it1 = map2.begin();
       
  1835 	    while (it1 != map2.end()) {
       
  1836 		count++;
       
  1837 		++it1;
       
  1838 	    }
       
  1839 	    QVERIFY(count == 2);
       
  1840 
       
  1841 	    count = 0;
       
  1842 	    it1 = map.begin();
       
  1843 	    while (it1 != map.end()) {
       
  1844 		count++;
       
  1845 		++it1;
       
  1846 	    }
       
  1847 	    QVERIFY(count == 2);
       
  1848 	}
       
  1849 
       
  1850 	{
       
  1851 	    QVERIFY(map.contains(1));
       
  1852 	    QVERIFY(map.contains(2));
       
  1853 	    QVERIFY(!map.contains(0));
       
  1854 	    QVERIFY(!map.contains(3));
       
  1855 	}
       
  1856 
       
  1857 	{
       
  1858 	    QVERIFY(map.value(1) == hello);
       
  1859 	    QVERIFY(map.value(2) == world);
       
  1860 	    QVERIFY(map.value(3) == 0);
       
  1861 	    QVERIFY(map.value(1, allo) == hello);
       
  1862 	    QVERIFY(map.value(2, allo) == world);
       
  1863 	    QVERIFY(map.value(3, allo) == allo);
       
  1864 	    QVERIFY(map.value(0, monde) == monde);
       
  1865 	}
       
  1866 	int originalLargeStaticCount = LargeStatic::count;
       
  1867 	{
       
  1868 	    QMap<int,LargeStatic> map;
       
  1869 	    for (int i = 0; i < 10; i++)
       
  1870 		map.insert(i, LargeStatic());
       
  1871             QVERIFY(LargeStatic::count == (originalLargeStaticCount + 10));
       
  1872 	    map.remove(7);
       
  1873 	    QVERIFY(LargeStatic::count == (originalLargeStaticCount + 9));
       
  1874 
       
  1875 	}
       
  1876 	QVERIFY(LargeStatic::count == originalLargeStaticCount);
       
  1877 	{
       
  1878 	    QMap<int, int*> map;
       
  1879 	    QVERIFY(((const QMap<int,int*>*) &map)->operator[](7) == 0);
       
  1880 	}
       
  1881 
       
  1882 	{
       
  1883 	    QMap<int, int> map;
       
  1884 	    map[0] = 1;
       
  1885 	    map[1] = 2;
       
  1886 	    map[2] = 4;
       
  1887 	    map[3] = 8;
       
  1888 	    int sum = 0;
       
  1889 	    int sumkey = 0;
       
  1890 	    QMapIterator<int,int> i = map;
       
  1891 	    while (i.hasNext()) {
       
  1892 		sum += i.next().value();
       
  1893 		sumkey += i.key();
       
  1894 	    }
       
  1895 	    QVERIFY(sum == 15);
       
  1896 	    QVERIFY(sumkey == 6);
       
  1897 	}
       
  1898 	{
       
  1899 	    QMap<int, int> map;
       
  1900 	    map[0] = 1;
       
  1901 	    map[1] = 2;
       
  1902 	    map[2] = 4;
       
  1903 	    map[3] = 8;
       
  1904 	    int sum = 0;
       
  1905 	    QMutableMapIterator<int,int> i = map;
       
  1906 	    while(i.hasNext())
       
  1907 		if (i.next().key()  == 2)
       
  1908 		    i.remove();
       
  1909 	    i.toFront();
       
  1910 	    while(i.hasNext()) {
       
  1911 		sum += i.next().value();
       
  1912                 i.setValue(10);
       
  1913                 i.value() += 22;
       
  1914                 QVERIFY(i.value() == 32);
       
  1915             }
       
  1916 	    QVERIFY(sum == 11);
       
  1917 	}
       
  1918         {
       
  1919             QMap<int, int> map;
       
  1920             map[0] = 1;
       
  1921             QMutableMapIterator<int,int> i(map);
       
  1922             i.toBack();
       
  1923             while (i.hasPrevious()) {
       
  1924                 i.previous();
       
  1925                 QCOMPARE(i.key(), 0);
       
  1926                 QCOMPARE(i.value(), 1);
       
  1927             }
       
  1928         }
       
  1929     }
       
  1930 
       
  1931     {
       
  1932         QMultiMap<QString, int> map1;
       
  1933         map1.insert("1", 2);
       
  1934         map1.insert("1", 1);
       
  1935         map1.insert("a", 3);
       
  1936         map1.insert("a", 2);
       
  1937         map1.insert("a", 1);
       
  1938         map1.insert("b", 2);
       
  1939         map1.insert("b", 1);
       
  1940 
       
  1941 	// map1: [ "1" -> 1, "1" -> 2, "a" -> 1, "a" -> 2, "a" -> 3, "b" -> 1, "b" -> 2 ]
       
  1942 
       
  1943 #if 0
       
  1944         QMapIterator<QString, int> i1(map1);
       
  1945         i1.toBack();
       
  1946 
       
  1947         bool found;
       
  1948         found = i1.findPreviousKey("1");
       
  1949 	QVERIFY(found && i1.value() == 2);
       
  1950 
       
  1951         found = i1.findPreviousKey("1");
       
  1952 	QVERIFY(found && i1.value() == 1);
       
  1953 
       
  1954         found = i1.findPreviousKey("1");
       
  1955         QVERIFY(!found);
       
  1956 
       
  1957 	i1.toFront();
       
  1958         found = i1.findNextKey("1");
       
  1959         QVERIFY(found && i1.value() == 1);
       
  1960 
       
  1961         found = i1.findNextKey("1");
       
  1962         QVERIFY(found && i1.value() == 2);
       
  1963 
       
  1964         found = i1.findNextKey("1");
       
  1965         QVERIFY(!found);
       
  1966 
       
  1967 	i1.toBack();
       
  1968         found = i1.findPreviousKey("b");
       
  1969         QVERIFY(found && i1.value() == 2);
       
  1970 
       
  1971         found = i1.findPreviousKey("b");
       
  1972         QVERIFY(found && i1.value() == 1);
       
  1973 
       
  1974         found = i1.findPreviousKey("b");
       
  1975         QVERIFY(!found);
       
  1976 
       
  1977 	i1.toFront();
       
  1978         found = i1.findNextKey("b");
       
  1979         QVERIFY(found && i1.value() == 1);
       
  1980 
       
  1981         found = i1.findNextKey("b");
       
  1982         QVERIFY(found && i1.value() == 2);
       
  1983 
       
  1984         found = i1.findNextKey("b");
       
  1985         QVERIFY(!found);
       
  1986 #endif
       
  1987 
       
  1988         QMultiMap<QString, int>::iterator j1, k1;
       
  1989 
       
  1990         j1 = map1.lowerBound("0"); k1 = map1.upperBound("0");
       
  1991         QVERIFY(j1 == map1.begin() && k1 == j1);
       
  1992         j1 = map1.lowerBound("00"); k1 = map1.upperBound("00");
       
  1993         QVERIFY(j1 == map1.find("1") && k1 == j1);
       
  1994         j1 = map1.lowerBound("1"); k1 = map1.upperBound("1");
       
  1995         QVERIFY(j1 == map1.find("1") && --(--k1) == j1);
       
  1996         j1 = map1.lowerBound("11"); k1 = map1.upperBound("11");
       
  1997         QVERIFY(j1 == map1.find("a") && k1 == j1);
       
  1998         j1 = map1.lowerBound("a"); k1 = map1.upperBound("a");
       
  1999         QVERIFY(j1 == map1.find("a") && k1 == map1.find("b"));
       
  2000         QVERIFY(j1.value() == 1 && j1.value() == 1);
       
  2001         j1 = map1.lowerBound("aa"); k1 = map1.upperBound("aa");
       
  2002         QVERIFY(j1 == map1.find("b") && k1 == j1);
       
  2003         QVERIFY(j1.value() == 1);
       
  2004         j1 = map1.lowerBound("b"); k1 = map1.upperBound("b");
       
  2005         QVERIFY(j1 == map1.find("b") && k1 == map1.end());
       
  2006         QVERIFY(j1.value() == 1);
       
  2007         j1 = map1.lowerBound("bb"); k1 = map1.upperBound("bb");
       
  2008         QVERIFY(j1 == map1.end() && k1 == j1);
       
  2009 
       
  2010         const QMultiMap<QString, int> map2 = map1;
       
  2011         QMultiMap<QString, int>::const_iterator j2, k2;
       
  2012 
       
  2013         j2 = map2.lowerBound("0"); k2 = map2.upperBound("0");
       
  2014         QVERIFY(j2 == map2.begin() && k2 == j2);
       
  2015         j2 = map2.lowerBound("00"); k2 = map2.upperBound("00");
       
  2016         QVERIFY(j2 == map2.find("1") && k2 == j2);
       
  2017         j2 = map2.lowerBound("1"); k2 = map2.upperBound("1");
       
  2018         QVERIFY(j2 == map2.find("1") && --(--k2) == j2);
       
  2019         j2 = map2.lowerBound("11"); k2 = map2.upperBound("11");
       
  2020         QVERIFY(j2 == map2.find("a") && k2 == j2);
       
  2021         j2 = map2.lowerBound("a"); k2 = map2.upperBound("a");
       
  2022         QVERIFY(j2 == map2.find("a") && k2 == map2.find("b"));
       
  2023         QVERIFY(j2.value() == 1 && j2.value() == 1);
       
  2024         j2 = map2.lowerBound("aa"); k2 = map2.upperBound("aa");
       
  2025         QVERIFY(j2 == map2.find("b") && k2 == j2);
       
  2026         QVERIFY(j2.value() == 1);
       
  2027         j2 = map2.lowerBound("b"); k2 = map2.upperBound("b");
       
  2028         QVERIFY(j2 == map2.find("b") && k2 == map2.end());
       
  2029         QVERIFY(j2.value() == 1);
       
  2030         j2 = map2.lowerBound("bb"); k2 = map2.upperBound("bb");
       
  2031         QVERIFY(j2 == map2.end() && k2 == j2);
       
  2032     }
       
  2033 
       
  2034     {
       
  2035         QMap<int, QString> map;
       
  2036         map.insert(0, "Hello");
       
  2037 
       
  2038         QMap<int, QString>::iterator it = map.begin();
       
  2039         QVERIFY((*it)[0] == QChar('H'));
       
  2040         QVERIFY(it->constData()[0] == QChar('H'));
       
  2041         it->replace(QChar('H'), QChar('X'));
       
  2042         QVERIFY(*map.begin() == "Xello");
       
  2043 
       
  2044         QMap<int, QString>::const_iterator cit = map.constBegin();
       
  2045         QVERIFY((*cit).toLower() == "xello");
       
  2046         QVERIFY(cit->toUpper() == "XELLO");
       
  2047     }
       
  2048 
       
  2049     {
       
  2050         QMap<int, QString> map1, map2;
       
  2051         map1.insertMulti(1, "Alpha");
       
  2052         map1.insertMulti(1, "Gamma");
       
  2053         map2.insertMulti(1, "Beta");
       
  2054         map2.insertMulti(1, "Gamma");
       
  2055         map2.insertMulti(1, "Gamma");
       
  2056 
       
  2057         map1.unite(map2);
       
  2058         QCOMPARE(map1.size(), 5);
       
  2059         QCOMPARE(static_cast<QStringList>(map1.values()),
       
  2060                 (QStringList() << "Gamma" << "Gamma" << "Beta" << "Gamma" << "Alpha"));
       
  2061 
       
  2062         map2 = map1;
       
  2063         map2.unite(map2);
       
  2064         QCOMPARE(map2.size(), 10);
       
  2065         QCOMPARE(map2.values(), map1.values() + map1.values());
       
  2066     }
       
  2067 }
       
  2068 
       
  2069 void tst_Collections::qstring()
       
  2070 {
       
  2071     QString hello = "hello";
       
  2072     QString ello = "ello";
       
  2073     QString World = "World";
       
  2074     QString Wor = "Wor";
       
  2075     QString helloWorld = "helloWorld";
       
  2076 
       
  2077     QString s = hello + "World";
       
  2078     QVERIFY(hello + World == helloWorld);
       
  2079     QVERIFY(hello + "World" == helloWorld);
       
  2080     QVERIFY("hello" + World == helloWorld);
       
  2081 
       
  2082 
       
  2083     QString l;
       
  2084     QVERIFY('h' + ello == hello);
       
  2085     QVERIFY(Wor + 'l' + 'd' == "World");
       
  2086     QVERIFY(hello + World == "helloWorld");
       
  2087     QVERIFY(hello + "World" == "helloWorld");
       
  2088     QVERIFY("hello" + World == "helloWorld");
       
  2089     QVERIFY('h' + ello == "hello");
       
  2090     QVERIFY(Wor + 'l' + 'd' == "World");
       
  2091     QVERIFY("helloWorld" == hello + World);
       
  2092     QVERIFY("helloWorld" == hello + "World");
       
  2093     QVERIFY("helloWorld" == "hello" + World);
       
  2094     QVERIFY("hello" == 'h' + ello);
       
  2095     QVERIFY("World" == Wor + 'l' + 'd');
       
  2096 
       
  2097     QVERIFY(hello.contains('e'));
       
  2098     QVERIFY (true == hello.contains('e'));
       
  2099     QVERIFY (hello.contains('e') != false);
       
  2100 
       
  2101     QVERIFY(hello.indexOf('e') == 1);
       
  2102     QVERIFY(hello.indexOf('e', -10) == 1);
       
  2103     QVERIFY(hello.indexOf('l') == 2);
       
  2104     QVERIFY(hello.indexOf('l',2) == 2);
       
  2105     QVERIFY(hello.indexOf('l',3) == 3);
       
  2106 
       
  2107     QString large = "000 100 200 300 400 500 600 700 800 900";
       
  2108 
       
  2109     QVERIFY(large.indexOf("700") == 28);
       
  2110     QVERIFY(large.indexOf("700", 28) == 28);
       
  2111     QVERIFY(large.indexOf("700", 29) == -1);
       
  2112     QVERIFY(large.lastIndexOf("700") == 28);
       
  2113     QVERIFY(large.lastIndexOf("700", 28) == 28);
       
  2114     QVERIFY(large.lastIndexOf("700", 27) == -1);
       
  2115 
       
  2116     QVERIFY(large.contains("200"));
       
  2117     QVERIFY(!large.contains("201"));
       
  2118     QVERIFY(large.contains('3'));
       
  2119     QVERIFY(!large.contains('a'));
       
  2120 
       
  2121     QVERIFY(large.count("00") == 11);
       
  2122     QVERIFY(large.count('3') == 1);
       
  2123     QVERIFY(large.count('0') == 21);
       
  2124     QVERIFY(large.count("0") == 21);
       
  2125     QVERIFY(large.count("200") == 1);
       
  2126     QVERIFY(large.count("201") == 0);
       
  2127 
       
  2128     QVERIFY(hello.left(0) == "");
       
  2129     QVERIFY(!hello.left(0).isNull());
       
  2130     QVERIFY(hello.left(1) == "h");
       
  2131     QVERIFY(hello.left(2) == "he");
       
  2132     QVERIFY(hello.left(200) == "hello");
       
  2133     QVERIFY(hello.left(hello.size()) == hello);
       
  2134     QVERIFY(hello.left(hello.size()+1) == hello);
       
  2135 
       
  2136     QVERIFY(hello.right(0) == "");
       
  2137     QVERIFY(!hello.right(0).isNull());
       
  2138     QVERIFY(hello.right(1) == "o");
       
  2139     QVERIFY(hello.right(2) == "lo");
       
  2140     QVERIFY(hello.right(200) == "hello");
       
  2141     QVERIFY(hello.right(hello.size()) == hello);
       
  2142     QVERIFY(hello.right(hello.size()+1) == hello);
       
  2143 
       
  2144     QVERIFY(!hello.mid(0, 0).isNull());
       
  2145     QVERIFY(hello.mid(0, 1) == "h");
       
  2146     QVERIFY(hello.mid(0, 2) == "he");
       
  2147     QVERIFY(hello.mid(0, 200) == "hello");
       
  2148     QVERIFY(hello.mid(0) == "hello");
       
  2149     QVERIFY(hello.mid(0, hello.size()) == hello);
       
  2150     QVERIFY(hello.mid(0, hello.size()+1) == hello);
       
  2151 
       
  2152     QVERIFY(hello.mid(hello.size()-0) == "");
       
  2153 
       
  2154     QVERIFY(hello.mid(hello.size()-0).isNull());
       
  2155     QVERIFY(hello.mid(hello.size()-1) == "o");
       
  2156     QVERIFY(hello.mid(hello.size()-2) == "lo");
       
  2157     QVERIFY(hello.mid(hello.size()-200) == "hello");
       
  2158 
       
  2159     QString null;
       
  2160     QString nonNull = "";
       
  2161     QVERIFY(null.left(10).isNull());
       
  2162     QVERIFY(null.mid(0).isNull());
       
  2163 
       
  2164     QVERIFY(null == QString::null);
       
  2165     QVERIFY(QString::null  == null);
       
  2166     QVERIFY(nonNull != QString::null);
       
  2167     QVERIFY(QString::null != nonNull);
       
  2168     QVERIFY(null == nonNull);
       
  2169     QVERIFY(QString::null == QString::null);
       
  2170 
       
  2171     QString fill = "123";
       
  2172     fill.fill('a');
       
  2173     QVERIFY(fill == "aaa");
       
  2174 
       
  2175     s.clear();
       
  2176     s = hello;
       
  2177     s.append(World);
       
  2178     QVERIFY(s == helloWorld);
       
  2179     s.clear();
       
  2180     s = World;
       
  2181     s.insert(0,hello);
       
  2182     QVERIFY(s == helloWorld);
       
  2183     s = "012345";
       
  2184     s.insert(3, 'E');
       
  2185     QVERIFY(s == "012E345");
       
  2186     s.insert(3, "INSID");
       
  2187     QVERIFY(s == "012INSIDE345");
       
  2188     s = "short";
       
  2189     s.insert(7, 'E');
       
  2190     QVERIFY(s == "short  E");
       
  2191     s = "short";
       
  2192     s.insert(7, "END");
       
  2193     QVERIFY(s == "short  END");
       
  2194 
       
  2195     QVERIFY(QString::fromLatin1("hello") == "hello");
       
  2196 
       
  2197     s = "first";
       
  2198     QVERIFY(s.toLatin1() == "first");
       
  2199     s = "second";
       
  2200     QVERIFY(s.toLatin1() == "second");
       
  2201 #ifdef QT3_SUPPORT
       
  2202     const char* cache = s.latin1();
       
  2203     QVERIFY(cache == s.latin1());
       
  2204 #endif
       
  2205     s.clear();
       
  2206 #ifdef QT3_SUPPORT
       
  2207     QVERIFY(*s.latin1() == '\0');
       
  2208 #endif
       
  2209     QVERIFY(s.isNull());
       
  2210     QVERIFY(s.toLatin1().size() == 0);
       
  2211     QVERIFY(s.toLatin1().isEmpty());
       
  2212     QVERIFY(s.toLatin1().isNull());
       
  2213 
       
  2214     s = "first-utf8";
       
  2215     QVERIFY(s.toUtf8() == "first-utf8");
       
  2216     s = "second-utf8";
       
  2217     QVERIFY(s.toUtf8() == "second-utf8");
       
  2218 #ifdef QT3_SUPPORT
       
  2219     cache = s.utf8();
       
  2220     QVERIFY(cache == s.utf8());
       
  2221 #endif
       
  2222     s.clear();
       
  2223 #ifdef QT3_SUPPORT
       
  2224     QVERIFY(*s.utf8() == '\0');
       
  2225 #endif
       
  2226     QVERIFY(s.isNull());
       
  2227     QVERIFY(s.toUtf8().size() == 0);
       
  2228     QVERIFY(s.toUtf8().isEmpty());
       
  2229     QVERIFY(s.toUtf8().isNull());
       
  2230 
       
  2231     s = "first-utf8";
       
  2232     QVERIFY(s.toUtf8() == "first-utf8");
       
  2233     s = "second-utf8";
       
  2234     QVERIFY(s.toUtf8() == "second-utf8");
       
  2235 #ifdef QT3_SUPPORT
       
  2236     cache = s.utf8();
       
  2237     QVERIFY(cache == s.utf8());
       
  2238 #endif
       
  2239     s.clear();
       
  2240 #ifdef QT3_SUPPORT
       
  2241     QVERIFY(*s.utf8() == '\0');
       
  2242 #endif
       
  2243     QVERIFY(s.isNull());
       
  2244     QVERIFY(s.toUtf8().size() == 0);
       
  2245     QVERIFY(s.toUtf8().isEmpty());
       
  2246     QVERIFY(s.toUtf8().isNull());
       
  2247 
       
  2248     s = "first-local8Bit";
       
  2249     QVERIFY(s.toLocal8Bit() == "first-local8Bit");
       
  2250     s = "second-local8Bit";
       
  2251     QVERIFY(s.toLocal8Bit() == "second-local8Bit");
       
  2252 #ifdef QT3_SUPPORT
       
  2253     cache = s.local8Bit();
       
  2254     QVERIFY(cache == s.local8Bit());
       
  2255 #endif
       
  2256     s.clear();
       
  2257 #ifdef QT3_SUPPORT
       
  2258     QVERIFY(*s.local8Bit() == '\0');
       
  2259 #endif
       
  2260     QVERIFY(s.isNull());
       
  2261     QVERIFY(s.toLocal8Bit().size() == 0);
       
  2262     QVERIFY(s.toLocal8Bit().isEmpty());
       
  2263     QVERIFY(!s.toLocal8Bit().isNull());
       
  2264 
       
  2265     s = "first-ascii";
       
  2266     QVERIFY(s.toAscii() == "first-ascii");
       
  2267     s = "second-ascii";
       
  2268     QVERIFY(s.toAscii() == "second-ascii");
       
  2269 #ifdef QT3_SUPPORT
       
  2270     cache = s.ascii();
       
  2271     QVERIFY(cache == s.ascii());
       
  2272 #endif
       
  2273     s.clear();
       
  2274 #ifdef QT3_SUPPORT
       
  2275     QVERIFY(*s.ascii() == '\0');
       
  2276 #endif
       
  2277     QVERIFY(s.isNull());
       
  2278     QVERIFY(s.toAscii().size() == 0);
       
  2279     QVERIFY(s.toAscii().isEmpty());
       
  2280     QVERIFY(s.toAscii().isNull());
       
  2281 
       
  2282     s = "ascii";
       
  2283     s += (uchar) 0xb0;
       
  2284     QVERIFY(s.toUtf8() != s.toLatin1());
       
  2285     QString sa = s.toLatin1().constData();
       
  2286     QVERIFY(sa[sa.length()-1] == (ushort) 0xb0);
       
  2287     QVERIFY(sa.left(sa.length()-1) == "ascii");
       
  2288 
       
  2289     QVERIFY(s == QString::fromUtf8(s.toUtf8().constData()));
       
  2290 
       
  2291     s = "12";
       
  2292     s.append('3');
       
  2293     s += '4';
       
  2294     QVERIFY(s == "1234");
       
  2295 
       
  2296     s = "repend";
       
  2297     s.prepend('p');
       
  2298     QVERIFY(s == "prepend");
       
  2299     s.prepend("abc ");
       
  2300     QVERIFY(s == "abc prepend");
       
  2301 
       
  2302     s = "   whitespace        ";
       
  2303     QVERIFY(s.trimmed() == "whitespace");
       
  2304     s = "    lots      of  stuff       ";
       
  2305     QVERIFY(s.simplified() == "lots of stuff");
       
  2306 
       
  2307     s = "a hat, a stick, a ski";
       
  2308     QVERIFY(s[2] == 'h');
       
  2309     QVERIFY(s[1] < 'b');
       
  2310 
       
  2311 
       
  2312     s = "12223";
       
  2313     s.remove(1, 2);
       
  2314     QVERIFY(s == "123");
       
  2315 
       
  2316     s = "(%1)(%2)";
       
  2317     s = s.arg("foo").arg(7);
       
  2318     QVERIFY(s == "(foo)(7)");
       
  2319 
       
  2320 
       
  2321 #if 0
       
  2322     s = "stl rocks";
       
  2323     std::string stl_string = s;
       
  2324     s = stl_string;
       
  2325     QVERIFY(s == "stl rocks");
       
  2326 #endif
       
  2327 
       
  2328     {
       
  2329 	QString str("Bananas");
       
  2330 	QVERIFY(str.startsWith("Ban"));
       
  2331 	QVERIFY(false == str.startsWith("Car"));
       
  2332     }
       
  2333     {
       
  2334 	QString str("Bananas");
       
  2335 	QVERIFY(str.endsWith("anas"));
       
  2336 	QVERIFY(false == str.endsWith("pple"));
       
  2337     }
       
  2338 
       
  2339 
       
  2340     QString str = "Hello";
       
  2341     QString cstr = QString::fromRawData(str.unicode(), str.length());
       
  2342     QVERIFY(str == "Hello");
       
  2343     QVERIFY(cstr == "Hello");
       
  2344     cstr.clear();
       
  2345     QVERIFY(str == "Hello");
       
  2346     QVERIFY(cstr.isEmpty());
       
  2347 
       
  2348     {
       
  2349         QString str1("Foo");
       
  2350         str1.prepend(str1);
       
  2351         QCOMPARE(str1, QString("FooFoo"));
       
  2352         str1.append(str1);
       
  2353         QCOMPARE(str1, QString("FooFooFooFoo"));
       
  2354         str1.insert(2, str1);
       
  2355         QCOMPARE(str1, QString("FoFooFooFooFoooFooFooFoo"));
       
  2356         str1.replace(3, 3, str1);
       
  2357         QCOMPARE(str1, QString("FoFFoFooFooFooFoooFooFooFooooFooFoooFooFooFoo"));
       
  2358         str1 = "FooFoo";
       
  2359         str1.replace(char('F'), str1);
       
  2360         QCOMPARE(str1, QString("FooFooooFooFoooo"));
       
  2361         str1 = "FooFoo";
       
  2362         str1.replace(char('o'), str1);
       
  2363         QCOMPARE(str1, QString("FFooFooFooFooFFooFooFooFoo"));
       
  2364 
       
  2365         str1 = "Foo";
       
  2366         str1.replace("Foo", str1);
       
  2367         QCOMPARE(str1, QString("Foo"));
       
  2368         str1.replace(str1, str1);
       
  2369         QCOMPARE(str1, QString("Foo"));
       
  2370 
       
  2371         str1 = "Foo";
       
  2372         str1.replace("Foo", str1, Qt::CaseInsensitive);
       
  2373         QCOMPARE(str1, QString("Foo"));
       
  2374         str1.replace(str1, str1);
       
  2375         QCOMPARE(str1, QString("Foo"));
       
  2376 
       
  2377         str1 = "FooFoo";
       
  2378         str1.reserve(100);
       
  2379         str1.replace("oo", str1);
       
  2380         QCOMPARE(str1, QString("FFooFooFFooFoo"));
       
  2381 
       
  2382         str1 = "Bar";
       
  2383         str1.replace("FooFoo", str1);
       
  2384         QCOMPARE(str1, QString("Bar"));
       
  2385 
       
  2386         str1.replace(str1, "xxx");
       
  2387         QCOMPARE(str1, QString("xxx"));
       
  2388         str1.replace(str1, QString("yyy"));
       
  2389         QCOMPARE(str1, QString("yyy"));
       
  2390         str1 += str1;
       
  2391         QCOMPARE(str1, QString("yyyyyy"));
       
  2392     }
       
  2393 }
       
  2394 
       
  2395 
       
  2396 void tst_Collections::bitArray()
       
  2397 {
       
  2398     QBitArray ba(20);
       
  2399     QVERIFY(ba.testBit(17) == false);
       
  2400     ba.setBit(17);
       
  2401     QVERIFY(ba.size() == 20);
       
  2402     QVERIFY(ba.testBit(17)==true);
       
  2403     QVERIFY(!ba.testBit(16));
       
  2404     ba[4] = true;
       
  2405     QVERIFY(ba.testBit(4));
       
  2406     QVERIFY(ba[4]);
       
  2407     int sum = 0;
       
  2408     for(int i = 0; i < 20; i++)
       
  2409 	sum += ba.testBit(i) ? 1 : 0;
       
  2410     QVERIFY(sum == 2);
       
  2411 
       
  2412     ba = QBitArray(7, true);
       
  2413     QVERIFY(ba.size() == 7);
       
  2414     QVERIFY(ba[5]);
       
  2415 
       
  2416     ba = QBitArray(3);
       
  2417     ba[0] = ba[2] = true;
       
  2418 
       
  2419     QBitArray nba(3);
       
  2420     nba[1] = true;
       
  2421 
       
  2422     QVERIFY(~ba == nba);
       
  2423 
       
  2424 };
       
  2425 
       
  2426 struct CacheFoo
       
  2427 {
       
  2428     CacheFoo(int v):val(v) { counter++; }
       
  2429     ~CacheFoo() { counter--; }
       
  2430     int val;
       
  2431     static int counter;
       
  2432     bool isDetached() const { return val != 2; }
       
  2433 };
       
  2434 
       
  2435 int CacheFoo::counter = 0;
       
  2436 
       
  2437 void tst_Collections::cache()
       
  2438 {
       
  2439     {
       
  2440 	CacheFoo* cf;
       
  2441 	QCache<int, CacheFoo> cache(120);
       
  2442 	int i;
       
  2443 	for (i = 0; i < 30; i++) {
       
  2444 	    cf = cache.object(10);
       
  2445 	    cache.insert(i, new CacheFoo(i), i);
       
  2446 	}
       
  2447 
       
  2448 	QVERIFY(cache.contains(10));
       
  2449 	QVERIFY(!cache.contains(1));
       
  2450 	QVERIFY(!cache.contains(2));
       
  2451 	delete cache.take(10);
       
  2452     }
       
  2453     {
       
  2454 	QCache<int, QString> cache(120);
       
  2455 	int i;
       
  2456 	QString two;
       
  2457 	for (i = 0; i < 30; i++) {
       
  2458 	    QString s = QString::number(i);
       
  2459 	    cache.insert(i, new QString(s), i);
       
  2460 	    if (i == 2)
       
  2461 		two = s;
       
  2462 	}
       
  2463 	QVERIFY(!cache.contains(3));
       
  2464 	QVERIFY(cache.contains(2));
       
  2465     }
       
  2466     {
       
  2467 	QCache<int, int> cache(100);
       
  2468 	cache.insert(2, new int(2));
       
  2469 	*cache[2] = 3;
       
  2470 	QVERIFY(*cache.object(2) == 3);
       
  2471     }
       
  2472 
       
  2473     QVERIFY(CacheFoo::counter == 0);
       
  2474 
       
  2475 }
       
  2476 
       
  2477 void tst_Collections::regexp()
       
  2478 {
       
  2479     QRegExp rx("^\\d\\d?$");
       
  2480     QVERIFY(rx.indexIn("123") == -1);
       
  2481     QVERIFY(rx.indexIn("-6") == -1);
       
  2482     QVERIFY(rx.indexIn("6") == 0) ;
       
  2483 }
       
  2484 
       
  2485 void tst_Collections::pair()
       
  2486 {
       
  2487     QPair<double, int> p;
       
  2488     QVERIFY(p.first == 0.0);
       
  2489     QVERIFY(p.second == 0);
       
  2490 
       
  2491     QPair<int, QString> a(1, "Zebra"), b(2, "Ying"), c(3, "Yang"), d(3, "Ying"), e(5, "Alabama");
       
  2492     QVERIFY(a.first == 1);
       
  2493     QVERIFY(a.second == "Zebra");
       
  2494     QVERIFY(a == qMakePair(1, QString("Zebra")));
       
  2495 
       
  2496     QVERIFY(a == a && b == b && c == c && d == d && e == e);
       
  2497     QVERIFY(a != b && a != c && a != d && a != e && b != c && b != d && b != e && c != d && c != e
       
  2498            && d != e);
       
  2499 
       
  2500     QVERIFY(a < b && b < c && c < d && d < e);
       
  2501     QVERIFY(a <= b && b <= c && c <= d && d <= e);
       
  2502 
       
  2503     QVERIFY(e > d && d > c && c > b && b > a);
       
  2504     QVERIFY(e >= d && d >= c && c >= b && b >= a);
       
  2505 
       
  2506     QVERIFY(!(a > b || b > c || c > d || d > e));
       
  2507     QVERIFY(!(a >= b || b >= c || c >= d || d >= e));
       
  2508 
       
  2509     QVERIFY(!(e < d || d < c || c < b || b < a));
       
  2510     QVERIFY(!(e <= d || d <= c || c <= b || b <= a));
       
  2511 
       
  2512     QVERIFY(a <= a && b <= b && c <= c && d <= d && e <= e);
       
  2513     QVERIFY(!(a < a || b < b || c < c || d < d || e < e));
       
  2514 
       
  2515     QVERIFY(a >= a && b >= b && c >= c && d >= d && e >= e);
       
  2516     QVERIFY(!(a > a || b > b || c > c || d > d || e > e));
       
  2517 }
       
  2518 
       
  2519 void tst_Collections::cleanupHandler()
       
  2520 {
       
  2521 #ifdef QT3_SUPPORT
       
  2522     LargeStatic * f1 = 0;
       
  2523     LargeStatic * f2 = 0;
       
  2524     {
       
  2525 	Q3CleanupHandler<LargeStatic> cleanup;
       
  2526 	f1 = new LargeStatic;
       
  2527 	f2 = new LargeStatic;
       
  2528 	cleanup.add(&f1);
       
  2529 	cleanup.add(&f2);
       
  2530     }
       
  2531     QVERIFY(f1 == 0 && f2 == 0);
       
  2532 #else
       
  2533     QSKIP("No Qt3 support", SkipAll);
       
  2534 #endif
       
  2535 }
       
  2536 
       
  2537 /*
       
  2538     These test that Java-style mutable iterators don't trash shared
       
  2539     copy (the setSharable() mechanism).
       
  2540 */
       
  2541 
       
  2542 template <class Container>
       
  2543 void populate(Container &);
       
  2544 
       
  2545 template <>
       
  2546 void populate(QList<int> &container)
       
  2547 {
       
  2548     container << 1 << 2 << 4 << 8;
       
  2549 }
       
  2550 
       
  2551 template <>
       
  2552 void populate(QLinkedList<int> &container)
       
  2553 {
       
  2554     container << 1 << 2 << 4 << 8;
       
  2555 }
       
  2556 
       
  2557 template <>
       
  2558 void populate(QVector<int> &container)
       
  2559 {
       
  2560     container << 1 << 2 << 4 << 8;
       
  2561 }
       
  2562 
       
  2563 template <>
       
  2564 void populate(QMap<int, int> &container)
       
  2565 {
       
  2566     container.insert(1, 1);
       
  2567     container.insert(2, 2);
       
  2568     container.insert(4, 4);
       
  2569     container.insert(8, 8);
       
  2570 }
       
  2571 
       
  2572 template <>
       
  2573 void populate(QHash<int, int> &container)
       
  2574 {
       
  2575     container.insert(1, 1);
       
  2576     container.insert(2, 2);
       
  2577     container.insert(4, 4);
       
  2578     container.insert(8, 8);
       
  2579 }
       
  2580 
       
  2581 template <class Container>
       
  2582 bool isSharable(const Container &container)
       
  2583 {
       
  2584     Container copy = container;
       
  2585     return !container.isDetached();
       
  2586 }
       
  2587 
       
  2588 template <class Container, class ContainerMutableIterator>
       
  2589 void testContainer()
       
  2590 {
       
  2591     /*
       
  2592         Verify that shared_null's 'sharable' flag is set to true.
       
  2593     */
       
  2594     {
       
  2595         Container c1;
       
  2596         QVERIFY(!c1.isDetached());
       
  2597 
       
  2598         Container c2 = c1;
       
  2599         QVERIFY(!c1.isDetached());
       
  2600         QVERIFY(!c2.isDetached());
       
  2601     }
       
  2602 
       
  2603     /*
       
  2604         Verify that the 'sharable' flag is true while no mutable
       
  2605         iterator is active.
       
  2606     */
       
  2607     {
       
  2608         Container c1;
       
  2609         populate(c1);
       
  2610         QVERIFY(c1.size() == 4);
       
  2611         QVERIFY(c1.isDetached());
       
  2612 
       
  2613         Container c2 = c1;
       
  2614         QVERIFY(c1.size() == 4);
       
  2615         QVERIFY(c2.size() == 4);
       
  2616         QVERIFY(!c1.isDetached());
       
  2617         QVERIFY(!c2.isDetached());
       
  2618     }
       
  2619 
       
  2620     /*
       
  2621         Verify that the 'sharable' flag is set to false by the
       
  2622         mutable iterator.
       
  2623     */
       
  2624     {
       
  2625         Container c1;
       
  2626         populate(c1);
       
  2627         QVERIFY(c1.size() == 4);
       
  2628         QVERIFY(c1.isDetached());
       
  2629 
       
  2630         ContainerMutableIterator i(c1);
       
  2631         i.next();
       
  2632 
       
  2633         Container c2 = c1;
       
  2634         QVERIFY(c1.size() == 4);
       
  2635         QVERIFY(c2.size() == 4);
       
  2636         QVERIFY(c1.isDetached());
       
  2637         QVERIFY(c2.isDetached());
       
  2638 
       
  2639         i.remove();
       
  2640         QVERIFY(c1.size() == 3);
       
  2641         QVERIFY(c2.size() == 4);
       
  2642     }
       
  2643 
       
  2644     /*
       
  2645         Verify that the 'sharable' flag is reset to true by the
       
  2646         mutable iterator's destructor.
       
  2647     */
       
  2648     {
       
  2649         Container c1;
       
  2650         populate(c1);
       
  2651         QVERIFY(c1.size() == 4);
       
  2652         QVERIFY(c1.isDetached());
       
  2653 
       
  2654         {
       
  2655             ContainerMutableIterator i(c1);
       
  2656             i.next();
       
  2657         }
       
  2658 
       
  2659         Container c2 = c1;
       
  2660         QVERIFY(c1.size() == 4);
       
  2661         QVERIFY(c2.size() == 4);
       
  2662         QVERIFY(!c1.isDetached());
       
  2663         QVERIFY(!c2.isDetached());
       
  2664     }
       
  2665 
       
  2666     /*
       
  2667         Verify that the 'sharable' flag only affects the original
       
  2668         object, not the copies.
       
  2669     */
       
  2670     {
       
  2671         Container c1;
       
  2672         populate(c1);
       
  2673         QVERIFY(c1.size() == 4);
       
  2674         QVERIFY(c1.isDetached());
       
  2675 
       
  2676         Container c2 = c1;
       
  2677         QVERIFY(isSharable(c2));
       
  2678 
       
  2679         ContainerMutableIterator i(c1);
       
  2680         QVERIFY(!isSharable(c1));
       
  2681         QVERIFY(isSharable(c2));
       
  2682 
       
  2683         Container c3 = c1;
       
  2684         QVERIFY(!isSharable(c1));
       
  2685         QVERIFY(isSharable(c2));
       
  2686         QVERIFY(isSharable(c3));
       
  2687         QVERIFY(c1.isDetached());
       
  2688         QVERIFY(c2.isDetached());
       
  2689         QVERIFY(c3.isDetached());
       
  2690 
       
  2691         Container c4;
       
  2692         c4 = c1;
       
  2693         QVERIFY(!isSharable(c1));
       
  2694         QVERIFY(isSharable(c2));
       
  2695         QVERIFY(isSharable(c4));
       
  2696         QVERIFY(c1.isDetached());
       
  2697         QVERIFY(c2.isDetached());
       
  2698         QVERIFY(c4.isDetached());
       
  2699 
       
  2700         c3 = c2;
       
  2701         QVERIFY(!isSharable(c1));
       
  2702         QVERIFY(isSharable(c2));
       
  2703         QVERIFY(isSharable(c3));
       
  2704         QVERIFY(c1.isDetached());
       
  2705         QVERIFY(!c2.isDetached());
       
  2706         QVERIFY(!c3.isDetached());
       
  2707     }
       
  2708 }
       
  2709 
       
  2710 #define TEST_SEQUENTIAL_CONTAINER(Container) \
       
  2711     testContainer<Q##Container<int>, QMutable##Container##Iterator<int> >()
       
  2712 
       
  2713 #define TEST_ASSOCIATIVE_CONTAINER(Container) \
       
  2714     testContainer<Q##Container<int, int>, QMutable##Container##Iterator<int, int> >()
       
  2715 
       
  2716 void tst_Collections::sharableQList()
       
  2717 {
       
  2718     TEST_SEQUENTIAL_CONTAINER(List);
       
  2719 }
       
  2720 
       
  2721 void tst_Collections::sharableQLinkedList()
       
  2722 {
       
  2723     TEST_SEQUENTIAL_CONTAINER(LinkedList);
       
  2724 }
       
  2725 
       
  2726 void tst_Collections::sharableQVector()
       
  2727 {
       
  2728     TEST_SEQUENTIAL_CONTAINER(Vector);
       
  2729 }
       
  2730 
       
  2731 void tst_Collections::sharableQMap()
       
  2732 {
       
  2733     TEST_ASSOCIATIVE_CONTAINER(Map);
       
  2734 }
       
  2735 
       
  2736 void tst_Collections::sharableQHash()
       
  2737 {
       
  2738     TEST_ASSOCIATIVE_CONTAINER(Hash);
       
  2739 }
       
  2740 
       
  2741 static int getList_calls = 0;
       
  2742 QList<int> getList()
       
  2743 {
       
  2744     ++getList_calls;
       
  2745     QList<int> list;
       
  2746     list << 1 << 2 << 3 << 4 << 5 << 6;
       
  2747     return list;
       
  2748 }
       
  2749 
       
  2750 
       
  2751 void tst_Collections::q_foreach()
       
  2752 {
       
  2753     QList<int> list;
       
  2754     list << -2 << -1 << 0 << 1 << 2;
       
  2755 
       
  2756     int sum = 0;
       
  2757     int j = 0;
       
  2758     foreach(int i, list) {
       
  2759         QCOMPARE(i, list.at(j));
       
  2760         sum += i;
       
  2761         ++j;
       
  2762     }
       
  2763     QCOMPARE(sum, 0);
       
  2764 
       
  2765     // again, but without scope
       
  2766     foreach(int i, list)
       
  2767         sum += i;
       
  2768     QCOMPARE(sum, 0);
       
  2769 
       
  2770     foreach(int i, list) {
       
  2771         sum += i;
       
  2772         if (i == 0)
       
  2773             break;
       
  2774     }
       
  2775     QCOMPARE(sum, -3);
       
  2776 
       
  2777     sum = 0;
       
  2778     foreach(int i, list) {
       
  2779         if (i < 0)
       
  2780             continue;
       
  2781         sum += i;
       
  2782     }
       
  2783     QCOMPARE(sum, 3);
       
  2784 
       
  2785     sum = 0;
       
  2786     getList_calls = 0;
       
  2787     foreach(int i, getList())
       
  2788         sum += i;
       
  2789     QCOMPARE(sum, 21);
       
  2790     QCOMPARE(getList_calls, 1);
       
  2791 }
       
  2792 
       
  2793 
       
  2794 void tst_Collections::conversions()
       
  2795 {
       
  2796 #define STUFF "A" << "C" << "B" << "A"
       
  2797 
       
  2798     {
       
  2799         QList<QString> list1;
       
  2800         list1 << STUFF;
       
  2801 
       
  2802         QVector<QString> vect1 = list1.toVector();
       
  2803         QCOMPARE(list1.size(), 4);
       
  2804         QVERIFY(vect1 == (QVector<QString>() << STUFF));
       
  2805 
       
  2806         QList<QString> list2 = vect1.toList();
       
  2807         QCOMPARE(list2.size(), 4);
       
  2808         QVERIFY(list2 == (QList<QString>() << STUFF));
       
  2809 
       
  2810         QSet<QString> set1 = list1.toSet();
       
  2811         QCOMPARE(set1.size(), 3);
       
  2812         QVERIFY(set1.contains("A"));
       
  2813         QVERIFY(set1.contains("B"));
       
  2814         QVERIFY(set1.contains("C"));
       
  2815         QVERIFY(!set1.contains("D"));
       
  2816 
       
  2817         QList<QString> list3 = set1.toList();
       
  2818         QCOMPARE(list3.size(), 3);
       
  2819         QVERIFY(list3.contains("A"));
       
  2820         QVERIFY(list3.contains("B"));
       
  2821         QVERIFY(list3.contains("C"));
       
  2822         QVERIFY(!list3.contains("D"));
       
  2823 
       
  2824         QVERIFY(QList<int>().toVector().isEmpty());
       
  2825         QVERIFY(QList<int>().toSet().isEmpty());
       
  2826         QVERIFY(QVector<int>().toList().isEmpty());
       
  2827         QVERIFY(QSet<int>().toList().isEmpty());
       
  2828     }
       
  2829 
       
  2830     {
       
  2831         QList<QString> list1;
       
  2832         list1 << STUFF;
       
  2833 
       
  2834         QVector<QString> vect1 = QVector<QString>::fromList(list1);
       
  2835         QCOMPARE(list1.size(), 4);
       
  2836         QVERIFY(vect1 == (QVector<QString>() << STUFF));
       
  2837 
       
  2838         QList<QString> list2 = QList<QString>::fromVector(vect1);
       
  2839         QCOMPARE(list2.size(), 4);
       
  2840         QVERIFY(list2 == (QList<QString>() << STUFF));
       
  2841 
       
  2842         QSet<QString> set1 = QSet<QString>::fromList(list1);
       
  2843         QCOMPARE(set1.size(), 3);
       
  2844         QVERIFY(set1.contains("A"));
       
  2845         QVERIFY(set1.contains("B"));
       
  2846         QVERIFY(set1.contains("C"));
       
  2847         QVERIFY(!set1.contains("D"));
       
  2848 
       
  2849         QList<QString> list3 = QList<QString>::fromSet(set1);
       
  2850         QCOMPARE(list3.size(), 3);
       
  2851         QVERIFY(list3.contains("A"));
       
  2852         QVERIFY(list3.contains("B"));
       
  2853         QVERIFY(list3.contains("C"));
       
  2854         QVERIFY(!list3.contains("D"));
       
  2855 
       
  2856         QVERIFY(QVector<int>::fromList(QList<int>()).isEmpty());
       
  2857         QVERIFY(QSet<int>::fromList(QList<int>()).isEmpty());
       
  2858         QVERIFY(QList<int>::fromVector(QVector<int>()).isEmpty());
       
  2859         QVERIFY(QList<int>::fromSet(QSet<int>()).isEmpty());
       
  2860     }
       
  2861 #undef STUFF
       
  2862 }
       
  2863 
       
  2864 void tst_Collections::javaStyleIterators()
       
  2865 {
       
  2866     QStringList list;
       
  2867     list << "a" << "b" << "c";
       
  2868     QMutableStringListIterator i(list);
       
  2869     while (i.hasNext()) {
       
  2870         i.next();
       
  2871         i.setValue("");
       
  2872     }
       
  2873     while (i.hasPrevious()) {
       
  2874         i.previous();
       
  2875         QVERIFY(i.value().isEmpty());
       
  2876         i.value() = "x";
       
  2877         QCOMPARE(i.value(), QString("x"));
       
  2878     }
       
  2879 }
       
  2880 
       
  2881 template <class Container>
       
  2882 void testLinkedListLikeStlIterators()
       
  2883 {
       
  2884     Container fake;
       
  2885     typename Container::value_type t;
       
  2886     fake << t;
       
  2887 
       
  2888     typename Container::iterator i1 = fake.begin(), i2 = i1 + 1;
       
  2889     typename Container::const_iterator c1 = i1, c2 = c1 + 1;
       
  2890 
       
  2891     QVERIFY(i1 == i1);
       
  2892     QVERIFY(i1 == c1);
       
  2893     QVERIFY(c1 == i1);
       
  2894     QVERIFY(c1 == c1);
       
  2895     QVERIFY(i2 == i2);
       
  2896     QVERIFY(i2 == c2);
       
  2897     QVERIFY(c2 == i2);
       
  2898     QVERIFY(c2 == c2);
       
  2899 
       
  2900     QVERIFY(i1 != i2);
       
  2901     QVERIFY(i1 != c2);
       
  2902     QVERIFY(c1 != i2);
       
  2903     QVERIFY(c1 != c2);
       
  2904     QVERIFY(i2 != i1);
       
  2905     QVERIFY(i2 != c1);
       
  2906     QVERIFY(c2 != i1);
       
  2907     QVERIFY(c2 != c1);
       
  2908 }
       
  2909 
       
  2910 template <class Container>
       
  2911 void testListLikeStlIterators()
       
  2912 {
       
  2913     testLinkedListLikeStlIterators<Container>();
       
  2914 
       
  2915     Container fake;
       
  2916     typename Container::value_type t;
       
  2917     fake << t;
       
  2918 
       
  2919     typename Container::iterator i1 = fake.begin(), i2 = i1 + 1;
       
  2920     typename Container::const_iterator c1 = i1, c2 = c1 + 1;
       
  2921 
       
  2922     QVERIFY(i1 < i2);
       
  2923     QVERIFY(i1 < c2);
       
  2924     QVERIFY(c1 < i2);
       
  2925     QVERIFY(c1 < c2);
       
  2926     QVERIFY(!(i2 < i1));
       
  2927     QVERIFY(!(i2 < c1));
       
  2928     QVERIFY(!(c2 < i1));
       
  2929     QVERIFY(!(c2 < c1));
       
  2930     QVERIFY(!(i1 < i1));
       
  2931     QVERIFY(!(i1 < c1));
       
  2932     QVERIFY(!(c1 < i1));
       
  2933     QVERIFY(!(c1 < c1));
       
  2934     QVERIFY(!(i2 < i2));
       
  2935     QVERIFY(!(i2 < c2));
       
  2936     QVERIFY(!(c2 < i2));
       
  2937     QVERIFY(!(c2 < c2));
       
  2938 
       
  2939     QVERIFY(i2 > i1);
       
  2940     QVERIFY(i2 > c1);
       
  2941     QVERIFY(c2 > i1);
       
  2942     QVERIFY(c2 > c1);
       
  2943     QVERIFY(!(i1 > i2));
       
  2944     QVERIFY(!(i1 > c2));
       
  2945     QVERIFY(!(c1 > i2));
       
  2946     QVERIFY(!(c1 > c2));
       
  2947     QVERIFY(!(i1 > i1));
       
  2948     QVERIFY(!(i1 > c1));
       
  2949     QVERIFY(!(c1 > i1));
       
  2950     QVERIFY(!(c1 > c1));
       
  2951     QVERIFY(!(i2 > i2));
       
  2952     QVERIFY(!(i2 > c2));
       
  2953     QVERIFY(!(c2 > i2));
       
  2954     QVERIFY(!(c2 > c2));
       
  2955 
       
  2956     QVERIFY(!(i1 >= i2));
       
  2957     QVERIFY(!(i1 >= c2));
       
  2958     QVERIFY(!(c1 >= i2));
       
  2959     QVERIFY(!(c1 >= c2));
       
  2960     QVERIFY(i2 >= i1);
       
  2961     QVERIFY(i2 >= c1);
       
  2962     QVERIFY(c2 >= i1);
       
  2963     QVERIFY(c2 >= c1);
       
  2964     QVERIFY(i1 >= i1);
       
  2965     QVERIFY(i1 >= c1);
       
  2966     QVERIFY(c1 >= i1);
       
  2967     QVERIFY(c1 >= c1);
       
  2968     QVERIFY(i2 >= i2);
       
  2969     QVERIFY(i2 >= c2);
       
  2970     QVERIFY(c2 >= i2);
       
  2971     QVERIFY(c2 >= c2);
       
  2972 
       
  2973     QVERIFY(!(i2 <= i1));
       
  2974     QVERIFY(!(i2 <= c1));
       
  2975     QVERIFY(!(c2 <= i1));
       
  2976     QVERIFY(!(c2 <= c1));
       
  2977     QVERIFY(i1 <= i2);
       
  2978     QVERIFY(i1 <= c2);
       
  2979     QVERIFY(c1 <= i2);
       
  2980     QVERIFY(c1 <= c2);
       
  2981     QVERIFY(i1 <= i1);
       
  2982     QVERIFY(i1 <= c1);
       
  2983     QVERIFY(c1 <= i1);
       
  2984     QVERIFY(c1 <= c1);
       
  2985     QVERIFY(i2 <= i2);
       
  2986     QVERIFY(i2 <= c2);
       
  2987     QVERIFY(c2 <= i2);
       
  2988     QVERIFY(c2 <= c2);
       
  2989 }
       
  2990 
       
  2991 template <class Container>
       
  2992 void testMapLikeStlIterators()
       
  2993 {
       
  2994     Container fake;
       
  2995     QString k;
       
  2996     QString t;
       
  2997     fake.insert(k, t);
       
  2998 
       
  2999     typename Container::iterator i1 = fake.begin(), i2 = i1 + 1;
       
  3000     typename Container::const_iterator c1 = i1, c2 = c1 + 1;
       
  3001 
       
  3002     QVERIFY(i1 == i1);
       
  3003     QVERIFY(i1 == c1);
       
  3004     QVERIFY(c1 == i1);
       
  3005     QVERIFY(c1 == c1);
       
  3006     QVERIFY(i2 == i2);
       
  3007     QVERIFY(i2 == c2);
       
  3008     QVERIFY(c2 == i2);
       
  3009     QVERIFY(c2 == c2);
       
  3010 
       
  3011     QVERIFY(i1 != i2);
       
  3012     QVERIFY(i1 != c2);
       
  3013     QVERIFY(c1 != i2);
       
  3014     QVERIFY(c1 != c2);
       
  3015     QVERIFY(i2 != i1);
       
  3016     QVERIFY(i2 != c1);
       
  3017     QVERIFY(c2 != i1);
       
  3018     QVERIFY(c2 != c1);
       
  3019 }
       
  3020 
       
  3021 void tst_Collections::constAndNonConstStlIterators()
       
  3022 {
       
  3023     testListLikeStlIterators<QList<int> >();
       
  3024     testListLikeStlIterators<QStringList >();
       
  3025     testLinkedListLikeStlIterators<QLinkedList<int> >();
       
  3026     testListLikeStlIterators<QVector<int> >();
       
  3027     testMapLikeStlIterators<QMap<QString, QString> >();
       
  3028     testMapLikeStlIterators<QMultiMap<QString, QString> >();
       
  3029     testMapLikeStlIterators<QHash<QString, QString> >();
       
  3030     testMapLikeStlIterators<QMultiHash<QString, QString> >();
       
  3031 }
       
  3032 
       
  3033 #ifndef QT_NO_STL
       
  3034 void tst_Collections::vector_stl_data()
       
  3035 {
       
  3036     QTest::addColumn<QStringList>("elements");
       
  3037 
       
  3038     QTest::newRow("empty") << QStringList();
       
  3039     QTest::newRow("one") << (QStringList() << "Hei");
       
  3040     QTest::newRow("two") << (QStringList() << "Hei" << "Hopp");
       
  3041     QTest::newRow("three") << (QStringList() << "Hei" << "Hopp" << "Sann");
       
  3042 }
       
  3043 
       
  3044 void tst_Collections::vector_stl()
       
  3045 {
       
  3046     QFETCH(QStringList, elements);
       
  3047 
       
  3048     QVector<QString> vector;
       
  3049     for (int i = 0; i < elements.count(); ++i)
       
  3050         vector << elements.at(i);
       
  3051 
       
  3052     std::vector<QString> stdVector = vector.toStdVector();
       
  3053 
       
  3054     QCOMPARE(int(stdVector.size()), elements.size());
       
  3055 
       
  3056     std::vector<QString>::const_iterator it = stdVector.begin();
       
  3057     for (uint j = 0; j < stdVector.size() && it != stdVector.end(); ++j, ++it)
       
  3058         QCOMPARE(*it, vector[j]);
       
  3059 
       
  3060     QCOMPARE(QVector<QString>::fromStdVector(stdVector), vector);
       
  3061 }
       
  3062 
       
  3063 void tst_Collections::linkedlist_stl_data()
       
  3064 {
       
  3065     list_stl_data();
       
  3066 }
       
  3067 
       
  3068 void tst_Collections::linkedlist_stl()
       
  3069 {
       
  3070     QFETCH(QStringList, elements);
       
  3071 
       
  3072     QLinkedList<QString> list;
       
  3073     for (int i = 0; i < elements.count(); ++i)
       
  3074         list << elements.at(i);
       
  3075 
       
  3076     std::list<QString> stdList = list.toStdList();
       
  3077 
       
  3078     QCOMPARE(int(stdList.size()), elements.size());
       
  3079 
       
  3080     std::list<QString>::const_iterator it = stdList.begin();
       
  3081     QLinkedList<QString>::const_iterator it2 = list.constBegin();
       
  3082     for (uint j = 0; j < stdList.size(); ++j, ++it, ++it2)
       
  3083         QCOMPARE(*it, *it2);
       
  3084 
       
  3085     QCOMPARE(QLinkedList<QString>::fromStdList(stdList), list);
       
  3086 }
       
  3087 
       
  3088 void tst_Collections::list_stl_data()
       
  3089 {
       
  3090     QTest::addColumn<QStringList>("elements");
       
  3091 
       
  3092     QTest::newRow("empty") << QStringList();
       
  3093     QTest::newRow("one") << (QStringList() << "Hei");
       
  3094     QTest::newRow("two") << (QStringList() << "Hei" << "Hopp");
       
  3095     QTest::newRow("three") << (QStringList() << "Hei" << "Hopp" << "Sann");
       
  3096 }
       
  3097 
       
  3098 void tst_Collections::list_stl()
       
  3099 {
       
  3100     QFETCH(QStringList, elements);
       
  3101 
       
  3102     QList<QString> list;
       
  3103     for (int i = 0; i < elements.count(); ++i)
       
  3104         list << elements.at(i);
       
  3105 
       
  3106     std::list<QString> stdList = list.toStdList();
       
  3107 
       
  3108     QCOMPARE(int(stdList.size()), elements.size());
       
  3109 
       
  3110     std::list<QString>::const_iterator it = stdList.begin();
       
  3111     for (uint j = 0; j < stdList.size() && it != stdList.end(); ++j, ++it)
       
  3112         QCOMPARE(*it, list[j]);
       
  3113 
       
  3114     QCOMPARE(QList<QString>::fromStdList(stdList), list);
       
  3115 }
       
  3116 #endif
       
  3117 
       
  3118 template <typename T>
       
  3119 T qtInit(T * = 0)
       
  3120 {
       
  3121     return T();
       
  3122 }
       
  3123 
       
  3124 void tst_Collections::q_init()
       
  3125 {
       
  3126     QCOMPARE(qtInit<int>(), 0);
       
  3127     QCOMPARE(qtInit<double>(), 0.0);
       
  3128     QCOMPARE(qtInit<QString>(), QString());
       
  3129     QCOMPARE(qtInit<int *>(), static_cast<int *>(0));
       
  3130     QCOMPARE(qtInit<double *>(), static_cast<double *>(0));
       
  3131     QCOMPARE(qtInit<QString *>(), static_cast<QString *>(0));
       
  3132     QCOMPARE(qtInit<Pod>().i1, 0);
       
  3133     QCOMPARE(qtInit<Pod>().i2, 0);
       
  3134 }
       
  3135 
       
  3136 void tst_Collections::pointersize()
       
  3137 {
       
  3138     QCOMPARE(int(sizeof(void *)), QT_POINTER_SIZE);
       
  3139 }
       
  3140 
       
  3141 class LessThanComparable
       
  3142 {
       
  3143 public:
       
  3144     bool operator<(const LessThanComparable &) const { return true; }
       
  3145 };
       
  3146 
       
  3147 class EqualsComparable
       
  3148 {
       
  3149 public:
       
  3150     bool operator==(const EqualsComparable &) const { return true; }
       
  3151 };
       
  3152 
       
  3153 uint qHash(const EqualsComparable &)
       
  3154 {
       
  3155     return 0;
       
  3156 }
       
  3157 
       
  3158 /*
       
  3159     The following functions instatiates every member functions in the
       
  3160     Qt containers that requires either operator== or operator<.
       
  3161     They are ordered in a concept inheritance tree:
       
  3162 
       
  3163     Container
       
  3164         MutableIterationContainer
       
  3165             Sequence (QLinkedList)
       
  3166                 Random Access (QVector, QList, QQueue, QStack)
       
  3167             Pair Associative (QHash, QMap)
       
  3168         Associative (QSet)
       
  3169 */
       
  3170 template <typename ContainerType, typename ValueType>
       
  3171 void instantiateContainer()
       
  3172 {
       
  3173     const ValueType value = ValueType();
       
  3174     ContainerType container;
       
  3175     const ContainerType constContainer(container);
       
  3176 
       
  3177 #ifndef QT_NO_STL
       
  3178     typename ContainerType::const_iterator constIt;
       
  3179     constIt = constContainer.begin();
       
  3180     container.constBegin();
       
  3181 
       
  3182     constIt = constContainer.end();
       
  3183     container.constEnd();
       
  3184 #endif
       
  3185     container.clear();
       
  3186     container.contains(value);
       
  3187     container.count();
       
  3188     container.empty();
       
  3189     container.isEmpty();
       
  3190     container.size();
       
  3191 
       
  3192     container != constContainer;
       
  3193     container == constContainer;
       
  3194     container = constContainer;
       
  3195 }
       
  3196 
       
  3197 template <typename ContainerType, typename ValueType>
       
  3198 void instantiateMutableIterationContainer()
       
  3199 {
       
  3200     instantiateContainer<ContainerType, ValueType>();
       
  3201     ContainerType container;
       
  3202 
       
  3203 #ifndef QT_NO_STL
       
  3204     typename ContainerType::iterator it;
       
  3205     it = container.begin();
       
  3206     it = container.end();
       
  3207 #endif
       
  3208 
       
  3209     // QSet lacks count(T).
       
  3210     const ValueType value = ValueType();
       
  3211     container.count(value);
       
  3212 }
       
  3213 
       
  3214 template <typename ContainerType, typename ValueType>
       
  3215 void instantiateSequence()
       
  3216 {
       
  3217     instantiateMutableIterationContainer<ContainerType, ValueType>();
       
  3218 
       
  3219 // QVector lacks removeAll(T)
       
  3220 //    ValueType value = ValueType();
       
  3221 //    ContainerType container;
       
  3222 //    container.removeAll(value);
       
  3223 }
       
  3224 
       
  3225 template <typename ContainerType, typename ValueType>
       
  3226 void instantiateRandomAccess()
       
  3227 {
       
  3228     instantiateSequence<ContainerType, ValueType>();
       
  3229 
       
  3230     ValueType value = ValueType();
       
  3231     ContainerType container;
       
  3232     container.indexOf(value);
       
  3233     container.lastIndexOf(value);
       
  3234 }
       
  3235 
       
  3236 template <typename ContainerType, typename ValueType>
       
  3237 void instantiateAssociative()
       
  3238 {
       
  3239     instantiateContainer<ContainerType, ValueType>();
       
  3240 
       
  3241     const ValueType value = ValueType();
       
  3242     ContainerType container;
       
  3243     const ContainerType constContainer(container);
       
  3244 
       
  3245     container.reserve(1);
       
  3246     container.capacity();
       
  3247     container.squeeze();
       
  3248 
       
  3249     container.remove(value);
       
  3250     container.values();
       
  3251 
       
  3252     container.unite(constContainer);
       
  3253     container.intersect(constContainer);
       
  3254     container.subtract(constContainer);
       
  3255 
       
  3256     container != constContainer;
       
  3257     container == constContainer;
       
  3258     container & constContainer;
       
  3259     container &= constContainer;
       
  3260     container &= value;
       
  3261     container + constContainer;
       
  3262     container += constContainer;
       
  3263     container += value;
       
  3264     container - constContainer;
       
  3265     container -= constContainer;
       
  3266     container -= value;
       
  3267     container | constContainer;
       
  3268     container |= constContainer;
       
  3269     container |= value;
       
  3270 }
       
  3271 
       
  3272 template <typename ContainerType, typename KeyType, typename ValueType>
       
  3273 void instantiatePairAssociative()
       
  3274 {
       
  3275     instantiateMutableIterationContainer<ContainerType, KeyType>();
       
  3276 
       
  3277     typename ContainerType::iterator it;
       
  3278     typename ContainerType::const_iterator constIt;
       
  3279     const KeyType key = KeyType();
       
  3280     const ValueType value = ValueType();
       
  3281     ContainerType container;
       
  3282     const ContainerType constContainer(container);
       
  3283 
       
  3284     it = container.insert(key, value);
       
  3285     container.erase(it);
       
  3286     container.find(key);
       
  3287     container.constFind(key);
       
  3288     constContainer.find(key);
       
  3289 
       
  3290     container.key(value);
       
  3291     container.keys();
       
  3292     constContainer.keys();
       
  3293     container.remove(key);
       
  3294     container.take(key);
       
  3295     container.unite(constContainer);
       
  3296     container.value(key);
       
  3297     container.value(key, value);
       
  3298     container.values();
       
  3299     container.values(key);
       
  3300     container[key];
       
  3301     const int foo = constContainer[key];
       
  3302     Q_UNUSED(foo);
       
  3303 }
       
  3304 
       
  3305 /*
       
  3306     Instantiate all Qt containers using a datatype that
       
  3307     defines the minimum amount of operators.
       
  3308 */
       
  3309 void tst_Collections::containerInstantiation()
       
  3310 {
       
  3311     // Instantiate QHash member functions.
       
  3312     typedef QHash<EqualsComparable, int> Hash;
       
  3313     instantiatePairAssociative<Hash, EqualsComparable, int>();
       
  3314 
       
  3315     Hash hash;
       
  3316     hash.reserve(1);
       
  3317     hash.capacity();
       
  3318     hash.squeeze();
       
  3319 
       
  3320     // Instantiate QMap member functions.
       
  3321     typedef QMap<LessThanComparable, int> Map;
       
  3322     instantiatePairAssociative<Map, LessThanComparable, int>();
       
  3323 
       
  3324     // Instantiate QSet member functions.
       
  3325     typedef QSet<EqualsComparable> Set;
       
  3326     instantiateAssociative<Set, EqualsComparable>();
       
  3327 
       
  3328     //Instantiate QLinkedList member functions.
       
  3329     typedef QLinkedList<EqualsComparable> LinkedList;
       
  3330     instantiateSequence<LinkedList, EqualsComparable> ();
       
  3331     {
       
  3332         EqualsComparable value;
       
  3333         LinkedList list;
       
  3334         list.removeAll(value);
       
  3335     }
       
  3336 
       
  3337     //Instantiate QList member functions.
       
  3338     typedef QList<EqualsComparable> List;
       
  3339     instantiateRandomAccess<List, EqualsComparable>();
       
  3340     {
       
  3341         EqualsComparable value;
       
  3342         List list;
       
  3343         list.removeAll(value);
       
  3344     }
       
  3345 
       
  3346     //Instantiate QVector member functions.
       
  3347     typedef QVector<EqualsComparable> Vector;
       
  3348     instantiateRandomAccess<Vector, EqualsComparable>();
       
  3349 
       
  3350     //Instantiate QQueue member functions.
       
  3351     typedef QQueue<EqualsComparable> Queue;
       
  3352     instantiateRandomAccess<Queue, EqualsComparable>();
       
  3353 
       
  3354     //Instantiate QStack member functions.
       
  3355     typedef QStack<EqualsComparable> Stack;
       
  3356     instantiateRandomAccess<Stack, EqualsComparable>();
       
  3357 }
       
  3358 
       
  3359 void tst_Collections::qtimerList()
       
  3360 {
       
  3361     QList<double> foo;
       
  3362     const int N = 10000;
       
  3363 
       
  3364     foo.append(99.9);
       
  3365     foo.append(99.9);
       
  3366     foo.append(99.9);
       
  3367 
       
  3368     for(int i = 0; i < N; i++) {
       
  3369         foo.removeFirst();
       
  3370         foo.insert(1, 99.9);
       
  3371     }
       
  3372 
       
  3373     QList<double>::Iterator end = foo.end();
       
  3374     for (int i = 0; i < (N / 2) - 10; ++i) {
       
  3375         foo.prepend(99.9);
       
  3376         if (foo.end() != end)
       
  3377             return;
       
  3378     }
       
  3379     QFAIL("QList preallocates too much memory");
       
  3380 }
       
  3381 
       
  3382 template <typename Container>
       
  3383 void testContainerTypedefs(Container container)
       
  3384 {
       
  3385     Q_UNUSED(container)
       
  3386     { typedef typename Container::value_type Foo; }
       
  3387     { typedef typename Container::iterator Foo; }
       
  3388     { typedef typename Container::const_iterator Foo; }
       
  3389     { typedef typename Container::reference Foo; }
       
  3390     { typedef typename Container::const_reference Foo; }
       
  3391     { typedef typename Container::pointer Foo; }
       
  3392     { typedef typename Container::difference_type Foo; }
       
  3393     { typedef typename Container::size_type Foo; }
       
  3394 }
       
  3395 
       
  3396 template <typename Container>
       
  3397 void testPairAssociativeContainerTypedefs(Container container)
       
  3398 {
       
  3399     Q_UNUSED(container)
       
  3400 
       
  3401 //  TODO: Not sure how to define value_type for our associative containers
       
  3402 //    { typedef typename Container::value_type Foo; }
       
  3403 //    { typedef typename Container::const_iterator Foo; }
       
  3404 //    { typedef typename Container::reference Foo; }
       
  3405 //    { typedef typename Container::const_reference Foo; }
       
  3406 //    { typedef typename Container::pointer Foo; }
       
  3407 
       
  3408     { typedef typename Container::difference_type Foo; }
       
  3409     { typedef typename Container::size_type Foo; }
       
  3410     { typedef typename Container::iterator Foo; }
       
  3411     { typedef typename Container::key_type Foo; }
       
  3412     { typedef typename Container::mapped_type Foo; }
       
  3413 // TODO
       
  3414 //    { typedef typename Container::key_compare Foo; }
       
  3415 //    { typedef typename Container::value_comare Foo; }
       
  3416 }
       
  3417 
       
  3418 template <typename Container>
       
  3419 void testSetContainerTypedefs(Container container)
       
  3420 {
       
  3421     Q_UNUSED(container)
       
  3422     { typedef typename Container::iterator Foo; }
       
  3423     { typedef typename Container::const_iterator Foo; }
       
  3424     { typedef typename Container::reference Foo; }
       
  3425     { typedef typename Container::const_reference Foo; }
       
  3426     { typedef typename Container::pointer Foo; }
       
  3427     { typedef typename Container::difference_type Foo; }
       
  3428     { typedef typename Container::size_type Foo; }
       
  3429     { typedef typename Container::key_type Foo; }
       
  3430 }
       
  3431 
       
  3432 /*
       
  3433     Compile-time test that verifies that the Qt containers
       
  3434     have STL-compatable typedefs.
       
  3435 */
       
  3436 void tst_Collections::containerTypedefs()
       
  3437 {
       
  3438     testContainerTypedefs(QVector<int>());
       
  3439     testContainerTypedefs(QStack<int>());
       
  3440     testContainerTypedefs(QList<int>());
       
  3441     testContainerTypedefs(QLinkedList<int>());
       
  3442     testContainerTypedefs(QQueue<int>());
       
  3443 
       
  3444     testPairAssociativeContainerTypedefs(QMap<int, int>());
       
  3445     testPairAssociativeContainerTypedefs(QMultiMap<int, int>());
       
  3446     testPairAssociativeContainerTypedefs(QHash<int, int>());
       
  3447 
       
  3448     testSetContainerTypedefs(QSet<int>());
       
  3449 }
       
  3450 
       
  3451 #if defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET)
       
  3452 class Key1
       
  3453 {};
       
  3454 class T1
       
  3455 {};
       
  3456 class T2
       
  3457 {};
       
  3458 #else
       
  3459 class Key1;
       
  3460 class T1;
       
  3461 class T2;
       
  3462 #endif
       
  3463 
       
  3464 void tst_Collections::forwardDeclared()
       
  3465 {
       
  3466     { typedef QHash<Key1, T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3467     { typedef QMultiHash<Key1, T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3468 #if !defined(Q_CC_MSVC_NET) || _MSC_VER >= 1310
       
  3469     { typedef QMap<Key1, T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3470     { typedef QMultiMap<Key1, T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3471 #endif
       
  3472 #if !defined(Q_CC_RVCT)
       
  3473     // RVCT can't handle forward declared template parameters if those are used to declare
       
  3474     // class members inside templated class.
       
  3475     { typedef QPair<T1, T2> C; C *x = 0; Q_UNUSED(x) }
       
  3476 #endif
       
  3477     { typedef QList<T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3478     { typedef QLinkedList<T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3479     { typedef QVector<T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) Q_UNUSED(i) Q_UNUSED(j) }
       
  3480     { typedef QStack<T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) Q_UNUSED(i) Q_UNUSED(j) }
       
  3481     { typedef QQueue<T1> C; C *x = 0; C::iterator i; C::const_iterator j; Q_UNUSED(x) }
       
  3482     { typedef QSet<T1> C; C *x = 0; /* C::iterator i; */ C::const_iterator j; Q_UNUSED(x) }
       
  3483 }
       
  3484 
       
  3485 #if defined(Q_ALIGNOF) && defined(Q_DECL_ALIGN)
       
  3486 
       
  3487 class Q_DECL_ALIGN(4) Aligned4
       
  3488 {
       
  3489     char i;
       
  3490 public:
       
  3491     Aligned4(int i = 0) : i(i) {}
       
  3492     bool checkAligned() const
       
  3493     {
       
  3494         return (quintptr(this) & 3) == 0;
       
  3495     }
       
  3496 
       
  3497     inline bool operator==(const Aligned4 &other) const { return i == other.i; }
       
  3498     inline bool operator<(const Aligned4 &other) const { return i < other.i; }
       
  3499     friend inline int qHash(const Aligned4 &a) { return qHash(a.i); }
       
  3500 };
       
  3501 
       
  3502 class Q_DECL_ALIGN(128) Aligned128
       
  3503 {
       
  3504     char i;
       
  3505 public:
       
  3506     Aligned128(int i = 0) : i(i) {}
       
  3507     bool checkAligned() const
       
  3508     {
       
  3509         return (quintptr(this) & 127) == 0;
       
  3510     }
       
  3511 
       
  3512     inline bool operator==(const Aligned128 &other) const { return i == other.i; }
       
  3513     inline bool operator<(const Aligned128 &other) const { return i < other.i; }
       
  3514     friend inline int qHash(const Aligned128 &a) { return qHash(a.i); }
       
  3515 };
       
  3516 
       
  3517 template<typename C>
       
  3518 void testVectorAlignment()
       
  3519 {
       
  3520     typedef typename C::value_type Aligned;
       
  3521     C container;
       
  3522     container.append(Aligned());
       
  3523     QVERIFY(container[0].checkAligned());
       
  3524 
       
  3525     for (int i = 0; i < 200; ++i)
       
  3526         container.append(Aligned());
       
  3527     
       
  3528     for (int i = 0; i < container.size(); ++i)
       
  3529         QVERIFY(container.at(i).checkAligned());
       
  3530 }
       
  3531 
       
  3532 template<typename C>
       
  3533 void testContiguousCacheAlignment()
       
  3534 {
       
  3535     typedef typename C::value_type Aligned;
       
  3536     C container(150);
       
  3537     container.append(Aligned());
       
  3538     QVERIFY(container[container.firstIndex()].checkAligned());
       
  3539 
       
  3540     for (int i = 0; i < 200; ++i)
       
  3541         container.append(Aligned());
       
  3542 
       
  3543     for (int i = container.firstIndex(); i < container.lastIndex(); ++i)
       
  3544         QVERIFY(container.at(i).checkAligned());
       
  3545 }
       
  3546 
       
  3547 template<typename C>
       
  3548 void testAssociativeContainerAlignment()
       
  3549 {
       
  3550     typedef typename C::key_type Key;
       
  3551     typedef typename C::mapped_type Value;
       
  3552     C container;
       
  3553     container.insert(Key(), Value());
       
  3554 
       
  3555     typename C::const_iterator it = container.constBegin();
       
  3556     QVERIFY(it.key().checkAligned());
       
  3557     QVERIFY(it.value().checkAligned());
       
  3558 
       
  3559     // add some more elements
       
  3560     for (int i = 0; i < 200; ++i)
       
  3561         container.insert(Key(i), Value(i));
       
  3562 
       
  3563     it = container.constBegin();
       
  3564     for ( ; it != container.constEnd(); ++it) {
       
  3565         QVERIFY(it.key().checkAligned());
       
  3566         QVERIFY(it.value().checkAligned());
       
  3567     }
       
  3568 }
       
  3569 
       
  3570 void tst_Collections::alignment()
       
  3571 {
       
  3572     testVectorAlignment<QVector<Aligned4> >();
       
  3573     testVectorAlignment<QVector<Aligned128> >();
       
  3574     testContiguousCacheAlignment<QContiguousCache<Aligned4> >();
       
  3575     testContiguousCacheAlignment<QContiguousCache<Aligned128> >();
       
  3576     testAssociativeContainerAlignment<QMap<Aligned4, Aligned4> >();
       
  3577     testAssociativeContainerAlignment<QMap<Aligned4, Aligned128> >();
       
  3578     testAssociativeContainerAlignment<QMap<Aligned128, Aligned4> >();
       
  3579     testAssociativeContainerAlignment<QMap<Aligned128, Aligned128> >();
       
  3580     testAssociativeContainerAlignment<QHash<Aligned4, Aligned4> >();
       
  3581     testAssociativeContainerAlignment<QHash<Aligned4, Aligned128> >();
       
  3582     testAssociativeContainerAlignment<QHash<Aligned128, Aligned4> >();
       
  3583     testAssociativeContainerAlignment<QHash<Aligned128, Aligned128> >();
       
  3584 }
       
  3585 
       
  3586 #else
       
  3587 void tst_Collections::alignment()
       
  3588 {
       
  3589     QSKIP("Compiler doesn't support necessary extension keywords", SkipAll);
       
  3590 }
       
  3591 #endif
       
  3592 
       
  3593 QTEST_APPLESS_MAIN(tst_Collections)
       
  3594 #include "tst_collections.moc"