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#!/usr/bin/perl -w
use strict;
use POSIX qw(strftime);
#use Test::More qw(no_plan); # tests => 12;
use Test::More tests => 34;
use test_util qw(write_to_file);
my $TMPDIR = $test_util::TEST_TMPDIR;
# time depends on timezone, so set TZ here
$ENV{TZ} = 'UTC';
my $zerotime = '1970-01-01 00:00:00.000000000 +0000';
sub unified_fakediff ($$$$$) {
my ($type, $file1, $file2, $val1, $val2) = @_;
my $expected =<<EOF;
--- $file1#~~$type\t$zerotime
+++ $file2#~~$type\t$zerotime
@@ -1 +1 @@
-$val1
+$val2
EOF
return $expected;
}
sub simple_fakediff ($$$$$) {
my ($type, $file1, $file2, $val1, $val2) = @_;
my $expected =<<EOF;
diff $file1#~~$type $file2#~~$type
1c1
< $val1
---
> $val2
EOF
# see FIXME in diff() in slack-diff
if ($type ne 'filetype' and $type ne 'target') {
$expected .= "diff -N $file1 $file2\n";
}
return $expected;
}
{
my $output = `../src/slack-diff --version`;
is($?, 0, 'version exit code');
like($output, qr/^slack-diff version [\d\.]+$/, 'version')
}
{
my $file1 = "$TMPDIR/file1";
my $file2 = "$TMPDIR/file2";
my $text1 = "foo\n";
# this depends on the config inside slack-diff
my $diff_cmd_expected = "diff -N";
my ($output, $expected);
unlink $file1, $file2;
write_to_file($file1, $text1);
write_to_file($file2, $text1);
# see FIXME in diff() in slack-diff
$expected = "$diff_cmd_expected $file1 $file2\n";
$output = `../src/slack-diff $file1 $file2`;
is($?, 0, 'simple no diff exit code');
is($output, $expected, 'simple no diff');
$expected = '';
$output = `../src/slack-diff -u $file1 $file2`;
is($?, 0, 'unified no diff exit code');
is($output, $expected, 'unified no diff');
my $text2 = "bar\n";
write_to_file($file2, $text2);
$output = `../src/slack-diff $file1 $file2`;
is($?, 1 << 8, 'simple diff exit code');
$expected = "$diff_cmd_expected $file1 $file2\n" .
"1c1\n< $text1---\n> $text2";
is($output, $expected, 'simple diff');
my @output = `../src/slack-diff -u $file1 $file2`;
is($?, 1 << 8, 'unified diff exit code');
# strip the times so we're not testing diff's time formatting :)
$output[0] =~ s/\t.*//;
$output[1] =~ s/\t.*//;
$expected =<<EOF;
--- $file1
+++ $file2
@@ -1 +1 @@
EOF
$expected .= "-$text1+$text2";
is(join('',@output), $expected, 'unified diff');
unlink $file1, $file2;
}
{
my $file1 = "$TMPDIR/file1";
my $file2 = "$TMPDIR/file2";
my $file3 = "$TMPDIR/file3";
my $mode1 = '0644';
my $mode2 = '0600';
my ($output, $expected);
unlink $file1, $file2, $file3;
write_to_file($file1, '');
mkdir $file2
or die;
$expected = simple_fakediff('filetype', $file1, $file2,
'regular file', 'directory');
$output = `../src/slack-diff $file1 $file2`;
is($?, 1 << 8, 'filetype fakediff exit code');
is($output, $expected, 'filetype fakediff');
$expected = unified_fakediff('filetype', $file1, $file2,
'regular file', 'directory');
$output = `../src/slack-diff -u $file1 $file2`;
is($?, 1 << 8, 'filetype unified fakediff exit code');
is($output, $expected, 'filetype unified fakediff');
$expected = "File types differ between regular file $file1 " .
"and directory $file2\n";
$output = `../src/slack-diff --nofakediff $file1 $file2`;
is($?, 1 << 8, 'filetype diff exit code');
is($output, $expected, 'filetype diff');
rmdir $file2
or die;
write_to_file($file2, '');
link($file2, $file3)
or die;
$expected = simple_fakediff('nlink', $file1, $file2, 1, 2);
$output = `../src/slack-diff $file1 $file2`;
is($?, 1 << 8, 'nlink fakediff exit code');
is($output, $expected, 'nlink fakediff');
$expected = unified_fakediff('nlink', $file1, $file2, 1, 2);
$output = `../src/slack-diff -u $file1 $file2`;
is($?, 1 << 8, 'nlink unified fakediff exit code');
is($output, $expected, 'nlink unified fakediff');
$expected = "Link counts differ between regular files $file1 and $file2\n".
"diff -N $file1 $file2\n";
$output = `../src/slack-diff --nofakediff $file1 $file2`;
is($?, 1 << 8, 'nlink diff exit code');
is($output, $expected, 'nlink diff');
unlink $file3
or die;
chmod oct($mode1), $file1
or die;
chmod oct($mode2), $file2
or die;
$expected = simple_fakediff('mode', $file1, $file2, $mode1, $mode2);
$output = `../src/slack-diff $file1 $file2`;
is($?, 1 << 8, 'mode fakediff exit code');
is($output, $expected, 'mode fakediff');
$expected = unified_fakediff('mode', $file1, $file2, $mode1, $mode2);
$output = `../src/slack-diff -u $file1 $file2`;
is($?, 1 << 8, 'mode unified fakediff exit code');
is($output, $expected, 'mode unified fakediff');
$expected = "Modes differ between regular files $file1 and $file2\n" .
"diff -N $file1 $file2\n";
$output = `../src/slack-diff --nofakediff $file1 $file2`;
is($?, 1 << 8, 'mode diff exit code');
is($output, $expected, 'mode diff');
unlink $file1, $file2
or die;
my $target1 = '/var/tmp';
my $target2 = '/var/pmt';
symlink($target1, $file1)
or die;
symlink($target2, $file2)
or die;
$expected = simple_fakediff('target', $file1, $file2, $target1, $target2);
$output = `../src/slack-diff $file1 $file2`;
is($?, 1 << 8, 'symlink target fakediff exit code');
is($output, $expected, 'symlink target fakediff');
$expected = unified_fakediff('target', $file1, $file2, $target1, $target2);
$output = `../src/slack-diff -u $file1 $file2`;
is($?, 1 << 8, 'symlink target unified fakediff exit code');
is($output, $expected, 'symlink target unified fakediff');
$expected = "Symlink targets differ between $file1 and $file2\n";
$output = `../src/slack-diff --nofakediff $file1 $file2`;
is($?, 1 << 8, 'symlink target diff exit code');
is($output, $expected, 'mode diff');
unlink $file1, $file2
or die;
}
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