1#!/usr/bin/perl
2#
3# Copyright (C) 2009, 2010 Chris Jerdonek (chris.jerdonek@gmail.com)
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met:
8#
9#     * Redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer.
11#     * Redistributions in binary form must reproduce the above
12# copyright notice, this list of conditions and the following disclaimer
13# in the documentation and/or other materials provided with the
14# distribution.
15#     * Neither the name of Google Inc. nor the names of its
16# contributors may be used to endorse or promote products derived from
17# this software without specific prior written permission.
18#
19# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31# Unit tests of VCSUtils::runPatchCommand().
32
33use Test::Simple tests => 4;
34use VCSUtils;
35
36# New test
37$title = "runPatchCommand: Unsuccessful patch, forcing.";
38
39# Since $patch has no "Index:" path, passing this to runPatchCommand
40# should not affect any files.
41my $patch = <<'END';
42Garbage patch contents
43END
44
45# We call via callSilently() to avoid output like the following to STDERR:
46# patch: **** Only garbage was found in the patch input.
47$argsHashRef = {ensureForce => 1};
48$exitStatus = callSilently(\&runPatchCommand, $patch, ".", "file_to_patch.txt", $argsHashRef);
49
50ok($exitStatus != 0, $title);
51
52# New test
53$title = "runPatchCommand: New file, --dry-run.";
54
55# This file should not exist after the tests, but we take care with the
56# file name and contents just in case.
57my $fileToPatch = "temp_OK_TO_ERASE__README_FOR_MORE.txt";
58$patch = <<END;
59Index: $fileToPatch
60===================================================================
61--- $fileToPatch	(revision 0)
62+++ $fileToPatch	(revision 0)
63@@ -0,0 +1,5 @@
64+This is a test file for WebKitTools/Scripts/VCSUtils_unittest.pl.
65+This file should not have gotten created on your system.
66+If it did, some unit tests don't seem to be working quite right:
67+It would be great if you could file a bug report. Thanks!
68+---------------------------------------------------------------------
69END
70
71# --dry-run prevents creating any files.
72# --silent suppresses the success message to STDOUT.
73$argsHashRef = {options => ["--dry-run", "--silent"]};
74$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);
75
76ok($exitStatus == 0, $title);
77
78# New test
79$title = "runPatchCommand: New file: \"$fileToPatch\".";
80
81$argsHashRef = {options => ["--silent"]};
82$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);
83
84ok($exitStatus == 0, $title);
85
86# New test
87$title = "runPatchCommand: Reverse new file (clean up previous).";
88
89$argsHashRef = {shouldReverse => 1,
90                options => ["--silent", "--remove-empty-files"]}; # To clean up.
91$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);
92ok($exitStatus == 0, $title);
93