python-2.5.2/win32/Lib/test/test_site.py
changeset 0 ae805ac0140d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python-2.5.2/win32/Lib/test/test_site.py	Fri Apr 03 17:19:34 2009 +0100
@@ -0,0 +1,236 @@
+"""Tests for 'site'.
+
+Tests assume the initial paths in sys.path once the interpreter has begun
+executing have not been removed.
+
+"""
+import unittest
+from test.test_support import TestSkipped, TestFailed, run_unittest, TESTFN
+import __builtin__
+import os
+import sys
+import encodings
+import tempfile
+# Need to make sure to not import 'site' if someone specified ``-S`` at the
+# command-line.  Detect this by just making sure 'site' has not been imported
+# already.
+if "site" in sys.modules:
+    import site
+else:
+    raise TestSkipped("importation of site.py suppressed")
+
+class HelperFunctionsTests(unittest.TestCase):
+    """Tests for helper functions.
+
+    The setting of the encoding (set using sys.setdefaultencoding) used by
+    the Unicode implementation is not tested.
+
+    """
+
+    def setUp(self):
+        """Save a copy of sys.path"""
+        self.sys_path = sys.path[:]
+
+    def tearDown(self):
+        """Restore sys.path"""
+        sys.path = self.sys_path
+
+    def test_makepath(self):
+        # Test makepath() have an absolute path for its first return value
+        # and a case-normalized version of the absolute path for its
+        # second value.
+        path_parts = ("Beginning", "End")
+        original_dir = os.path.join(*path_parts)
+        abs_dir, norm_dir = site.makepath(*path_parts)
+        self.failUnlessEqual(os.path.abspath(original_dir), abs_dir)
+        if original_dir == os.path.normcase(original_dir):
+            self.failUnlessEqual(abs_dir, norm_dir)
+        else:
+            self.failUnlessEqual(os.path.normcase(abs_dir), norm_dir)
+
+    def test_init_pathinfo(self):
+        dir_set = site._init_pathinfo()
+        for entry in [site.makepath(path)[1] for path in sys.path
+                        if path and os.path.isdir(path)]:
+            self.failUnless(entry in dir_set,
+                            "%s from sys.path not found in set returned "
+                            "by _init_pathinfo(): %s" % (entry, dir_set))
+
+    def pth_file_tests(self, pth_file):
+        """Contain common code for testing results of reading a .pth file"""
+        self.failUnless(pth_file.imported in sys.modules,
+                "%s not in sys.path" % pth_file.imported)
+        self.failUnless(site.makepath(pth_file.good_dir_path)[0] in sys.path)
+        self.failUnless(not os.path.exists(pth_file.bad_dir_path))
+
+    def test_addpackage(self):
+        # Make sure addpackage() imports if the line starts with 'import',
+        # adds directories to sys.path for any line in the file that is not a
+        # comment or import that is a valid directory name for where the .pth
+        # file resides; invalid directories are not added
+        pth_file = PthFile()
+        pth_file.cleanup(prep=True)  # to make sure that nothing is
+                                      # pre-existing that shouldn't be
+        try:
+            pth_file.create()
+            site.addpackage(pth_file.base_dir, pth_file.filename, set())
+            self.pth_file_tests(pth_file)
+        finally:
+            pth_file.cleanup()
+
+    def test_addsitedir(self):
+        # Same tests for test_addpackage since addsitedir() essentially just
+        # calls addpackage() for every .pth file in the directory
+        pth_file = PthFile()
+        pth_file.cleanup(prep=True) # Make sure that nothing is pre-existing
+                                    # that is tested for
+        try:
+            pth_file.create()
+            site.addsitedir(pth_file.base_dir, set())
+            self.pth_file_tests(pth_file)
+        finally:
+            pth_file.cleanup()
+
+class PthFile(object):
+    """Helper class for handling testing of .pth files"""
+
+    def __init__(self, filename_base=TESTFN, imported="time",
+                    good_dirname="__testdir__", bad_dirname="__bad"):
+        """Initialize instance variables"""
+        self.filename = filename_base + ".pth"
+        self.base_dir = os.path.abspath('')
+        self.file_path = os.path.join(self.base_dir, self.filename)
+        self.imported = imported
+        self.good_dirname = good_dirname
+        self.bad_dirname = bad_dirname
+        self.good_dir_path = os.path.join(self.base_dir, self.good_dirname)
+        self.bad_dir_path = os.path.join(self.base_dir, self.bad_dirname)
+
+    def create(self):
+        """Create a .pth file with a comment, blank lines, an ``import
+        <self.imported>``, a line with self.good_dirname, and a line with
+        self.bad_dirname.
+
+        Creation of the directory for self.good_dir_path (based off of
+        self.good_dirname) is also performed.
+
+        Make sure to call self.cleanup() to undo anything done by this method.
+
+        """
+        FILE = open(self.file_path, 'w')
+        try:
+            print>>FILE, "#import @bad module name"
+            print>>FILE, "\n"
+            print>>FILE, "import %s" % self.imported
+            print>>FILE, self.good_dirname
+            print>>FILE, self.bad_dirname
+        finally:
+            FILE.close()
+        os.mkdir(self.good_dir_path)
+
+    def cleanup(self, prep=False):
+        """Make sure that the .pth file is deleted, self.imported is not in
+        sys.modules, and that both self.good_dirname and self.bad_dirname are
+        not existing directories."""
+        if os.path.exists(self.file_path):
+            os.remove(self.file_path)
+        if prep:
+            self.imported_module = sys.modules.get(self.imported)
+            if self.imported_module:
+                del sys.modules[self.imported]
+        else:
+            if self.imported_module:
+                sys.modules[self.imported] = self.imported_module
+        if os.path.exists(self.good_dir_path):
+            os.rmdir(self.good_dir_path)
+        if os.path.exists(self.bad_dir_path):
+            os.rmdir(self.bad_dir_path)
+
+class ImportSideEffectTests(unittest.TestCase):
+    """Test side-effects from importing 'site'."""
+
+    def setUp(self):
+        """Make a copy of sys.path"""
+        self.sys_path = sys.path[:]
+
+    def tearDown(self):
+        """Restore sys.path"""
+        sys.path = self.sys_path
+
+    def test_abs__file__(self):
+        # Make sure all imported modules have their __file__ attribute
+        # as an absolute path.
+        # Handled by abs__file__()
+        site.abs__file__()
+        for module in (sys, os, __builtin__):
+            try:
+                self.failUnless(os.path.isabs(module.__file__), `module`)
+            except AttributeError:
+                continue
+        # We could try everything in sys.modules; however, when regrtest.py
+        # runs something like test_frozen before test_site, then we will
+        # be testing things loaded *after* test_site did path normalization
+
+    def test_no_duplicate_paths(self):
+        # No duplicate paths should exist in sys.path
+        # Handled by removeduppaths()
+        site.removeduppaths()
+        seen_paths = set()
+        for path in sys.path:
+            self.failUnless(path not in seen_paths)
+            seen_paths.add(path)
+
+    def test_add_build_dir(self):
+        # Test that the build directory's Modules directory is used when it
+        # should be.
+        # XXX: implement
+        pass
+
+    def test_setting_quit(self):
+        # 'quit' and 'exit' should be injected into __builtin__
+        self.failUnless(hasattr(__builtin__, "quit"))
+        self.failUnless(hasattr(__builtin__, "exit"))
+
+    def test_setting_copyright(self):
+        # 'copyright' and 'credits' should be in __builtin__
+        self.failUnless(hasattr(__builtin__, "copyright"))
+        self.failUnless(hasattr(__builtin__, "credits"))
+
+    def test_setting_help(self):
+        # 'help' should be set in __builtin__
+        self.failUnless(hasattr(__builtin__, "help"))
+
+    def test_aliasing_mbcs(self):
+        if sys.platform == "win32":
+            import locale
+            if locale.getdefaultlocale()[1].startswith('cp'):
+                for value in encodings.aliases.aliases.itervalues():
+                    if value == "mbcs":
+                        break
+                else:
+                    self.fail("did not alias mbcs")
+
+    def test_setdefaultencoding_removed(self):
+        # Make sure sys.setdefaultencoding is gone
+        self.failUnless(not hasattr(sys, "setdefaultencoding"))
+
+    def test_sitecustomize_executed(self):
+        # If sitecustomize is available, it should have been imported.
+        if not sys.modules.has_key("sitecustomize"):
+            try:
+                import sitecustomize
+            except ImportError:
+                pass
+            else:
+                self.fail("sitecustomize not imported automatically")
+
+
+
+
+def test_main():
+    run_unittest(HelperFunctionsTests, ImportSideEffectTests)
+
+
+
+if __name__ == "__main__":
+    test_main()