#!/usr/bin/perl

#

# Copyright (C) 2009, 2010 Chris Jerdonek (chris.jerdonek@gmail.com)

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions are

# met:

# 

#     * Redistributions of source code must retain the above copyright

# notice, this list of conditions and the following disclaimer.

#     * Redistributions in binary form must reproduce the above

# copyright notice, this list of conditions and the following disclaimer

# in the documentation and/or other materials provided with the

# distribution.

#     * Neither the name of Google Inc. nor the names of its

# contributors may be used to endorse or promote products derived from

# this software without specific prior written permission.

# 

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Unit tests of VCSUtils::fixChangeLogPatch().

use Test::Simple tests => 8;

use VCSUtils;

# The source ChangeLog for these tests is the following:

# 

# 2009-12-22  Alice  <alice@email.address>

# 

#         Reviewed by Ray.

# 

#         Changed some code on 2009-12-22.

# 

#         * File:

#         * File2:

# 

# 2009-12-21  Alice  <alice@email.address>

# 

#         Reviewed by Ray.

# 

#         Changed some code on 2009-12-21.

# 

#         * File:

#         * File2:

my $title;

my $in;

my $out;

# New test

$title = "fixChangeLogPatch: [no change] First line is new line.";

$in = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -1,3 +1,11 @@

+2009-12-22  Bob  <bob@email.address>

+

+        Reviewed by Ray.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

 2009-12-22  Alice  <alice@email.address>

         Reviewed by Ray.

END

ok(fixChangeLogPatch($in) eq $in, $title);

# New test

$title = "fixChangeLogPatch: [no change] No date string.";

$in = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -6,6 +6,7 @@

         * File:

         * File2:

+        * File3:

 2009-12-21  Alice  <alice@email.address>

END

ok(fixChangeLogPatch($in) eq $in, $title);

# New test

$title = "fixChangeLogPatch: [no change] New entry inserted in middle.";

$in = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -11,6 +11,14 @@

         Reviewed by Ray.

+        Changed some more code on 2009-12-21.

+

+        * File:

+

+2009-12-21  Alice  <alice@email.address>

+

+        Reviewed by Ray.

+

         Changed some code on 2009-12-21.

         * File:

END

ok(fixChangeLogPatch($in) eq $in, $title);

# New test

$title = "fixChangeLogPatch: [no change] New entry inserted earlier in the file, but after an entry with the same author and date.";

$in = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -70,6 +70,14 @@

 2009-12-22  Alice  <alice@email.address>

+        Reviewed by Sue.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

+2009-12-22  Alice  <alice@email.address>

+

         Reviewed by Ray.

         Changed some code on 2009-12-22.

END

ok(fixChangeLogPatch($in) eq $in, $title);

# New test

$title = "fixChangeLogPatch: Leading context includes first line.";

$in = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -1,5 +1,13 @@

 2009-12-22  Alice  <alice@email.address>

+        Reviewed by Sue.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

+2009-12-22  Alice  <alice@email.address>

+

         Reviewed by Ray.

         Changed some code on 2009-12-22.

END

$out = <<'END';

--- ChangeLog

+++ ChangeLog

@@ -1,3 +1,11 @@

+2009-12-22  Alice  <alice@email.address>

+

+        Reviewed by Sue.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

 2009-12-22  Alice  <alice@email.address>

         Reviewed by Ray.

END

ok(fixChangeLogPatch($in) eq $out, $title);

# New test

$title = "fixChangeLogPatch: Leading context does not include first line.";

$in = <<'END';

@@ -2,6 +2,14 @@

         Reviewed by Ray.

+        Changed some more code on 2009-12-22.

+

+        * File:

+

+2009-12-22  Alice  <alice@email.address>

+

+        Reviewed by Ray.

+

         Changed some code on 2009-12-22.

         * File:

END

$out = <<'END';

@@ -1,3 +1,11 @@

+2009-12-22  Alice  <alice@email.address>

+

+        Reviewed by Ray.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

 2009-12-22  Alice  <alice@email.address>

         Reviewed by Ray.

END

ok(fixChangeLogPatch($in) eq $out, $title);

# New test

$title = "fixChangeLogPatch: Non-consecutive line additions.";

# This can occur, for example, if the new ChangeLog entry includes

# trailing white space in the first blank line but not the second.

# A diff command can then match the second blank line of the new

# ChangeLog entry with the first blank line of the old.

# The svn diff command with the default --diff-cmd has done this.

$in = <<'END';

@@ -1,5 +1,11 @@

 2009-12-22  Alice  <alice@email.address>

+ <pretend-whitespace>

+        Reviewed by Ray.

+        Changed some more code on 2009-12-22.

+

+2009-12-22  Alice  <alice@email.address>

+

         Reviewed by Ray.

         Changed some code on 2009-12-22.

END

$out = <<'END';

@@ -1,3 +1,9 @@

+2009-12-22  Alice  <alice@email.address>

+ <pretend-whitespace>

+        Reviewed by Ray.

+

+        Changed some more code on 2009-12-22.

+

 2009-12-22  Alice  <alice@email.address>

         Reviewed by Ray.

END

ok(fixChangeLogPatch($in) eq $out, $title);

# New test

$title = "fixChangeLogPatch: Additional edits after new entry.";

$in = <<'END';

@@ -2,10 +2,17 @@

         Reviewed by Ray.

+        Changed some more code on 2009-12-22.

+

+        * File:

+

+2009-12-22  Alice  <alice@email.address>

+

+        Reviewed by Ray.

+

         Changed some code on 2009-12-22.

         * File:

-        * File2:

 2009-12-21  Alice  <alice@email.address>

END

$out = <<'END';

@@ -1,11 +1,18 @@

+2009-12-22  Alice  <alice@email.address>

+

+        Reviewed by Ray.

+

+        Changed some more code on 2009-12-22.

+

+        * File:

+

 2009-12-22  Alice  <alice@email.address>

         Reviewed by Ray.

         Changed some code on 2009-12-22.

         * File:

-        * File2:

 2009-12-21  Alice  <alice@email.address>

END

ok(fixChangeLogPatch($in) eq $out, $title);