#!/usr/bin/perl

#

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

#

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# modification, are permitted provided that the following conditions are

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# Unit tests of VCSUtils::runPatchCommand().

use Test::Simple tests => 4;

use VCSUtils;

# New test

$title = "runPatchCommand: Unsuccessful patch, forcing.";

# Since $patch has no "Index:" path, passing this to runPatchCommand

# should not affect any files.

my $patch = <<'END';

Garbage patch contents

END

# We call via callSilently() to avoid output like the following to STDERR:

# patch: **** Only garbage was found in the patch input.

$argsHashRef = {ensureForce => 1};

$exitStatus = callSilently(\&runPatchCommand, $patch, ".", "file_to_patch.txt", $argsHashRef);

ok($exitStatus != 0, $title);

# New test

$title = "runPatchCommand: New file, --dry-run.";

# This file should not exist after the tests, but we take care with the

# file name and contents just in case.

my $fileToPatch = "temp_OK_TO_ERASE__README_FOR_MORE.txt";

$patch = <<END;

Index: $fileToPatch

===================================================================

--- $fileToPatch	(revision 0)

+++ $fileToPatch	(revision 0)

@@ -0,0 +1,5 @@

+This is a test file for WebKitTools/Scripts/VCSUtils_unittest.pl.

+This file should not have gotten created on your system.

+If it did, some unit tests don't seem to be working quite right:

+It would be great if you could file a bug report. Thanks!

+---------------------------------------------------------------------

END

# --dry-run prevents creating any files.

# --silent suppresses the success message to STDOUT.

$argsHashRef = {options => ["--dry-run", "--silent"]};

$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);

ok($exitStatus == 0, $title);

# New test

$title = "runPatchCommand: New file: \"$fileToPatch\".";

$argsHashRef = {options => ["--silent"]};

$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);

ok($exitStatus == 0, $title);

# New test

$title = "runPatchCommand: Reverse new file (clean up previous).";

$argsHashRef = {shouldReverse => 1,

                options => ["--silent", "--remove-empty-files"]}; # To clean up.

$exitStatus = runPatchCommand($patch, ".", $fileToPatch, $argsHashRef);

ok($exitStatus == 0, $title);