From: Mischa POSLAWSKY <perl@shiar.org>
Date: Thu, 19 Nov 2009 22:47:46 +0000 (+0100)
Subject: fileset: compare resulting data in tests
X-Git-Tag: v1.00~7
X-Git-Url: http://git.shiar.net/perl/file-rewrite.git/commitdiff_plain/823d3f4eb8310783355dbd5fe026332e6887e538

fileset: compare resulting data in tests
---

diff --git a/t/10-fileset.t b/t/10-fileset.t
index c5a5709..dc800ef 100644
--- a/t/10-fileset.t
+++ b/t/10-fileset.t
@@ -15,22 +15,39 @@ BEGIN { use_ok('File::Rewrite', 'fileset'); }
 my $target = tempdir();
 
 sub testfileset {
-	my ($name, $input, $params, $result) = @_;
+	my ($name, $input, $params, $expect, $compare) = @_;
 
 	my $filename = "$target/$name";
 	open my $file, '>', $filename;
 	print {$file} $input;
 	close $file;
 
-	is(fileset($filename, @$params), $result, $name)
-		or diag(explain $input);
+	my $result = eval { fileset($filename, @$params) };
+	if (defined $result and defined $compare) {
+		my $output = eval {
+			local $/;
+			open my $confirm, '<', $filename;
+			readline $confirm;
+		};
+		if ($compare ne $output) {
+			fail($name);
+			diag(sprintf(
+				'output mismatch (got %d of %d lines with return value %s)',
+				$output =~ tr/\n//,
+				$compare =~ tr/\n//,
+				explain($result),
+			));
+			return;
+		}
+	}
+	is($result, $expect, $name);
 }
 
 my $BASICBODY = "replace$/noremove$/remove$/.$/";
 
-testfileset('no match',      $BASICBODY,    [undef, 'nomatch'], 0);
-testfileset('remove string', $BASICBODY,    [undef, 'remove'],  1);
-testfileset('remove empty',  "$/.$/ $/$/",  [undef, ''],        2);
+testfileset('no match',      $BASICBODY,    [undef, 'nomatch'], 0, $BASICBODY);
+testfileset('remove string', $BASICBODY,    [undef, 'remove'],  1, "replace$/noremove$/.$/");
+testfileset('remove empty',  "$/.$/ $/$/",  [undef, ''],        2, ".$/ $/");
 testfileset('remove regex',  $BASICBODY,    [undef, qr/^re/],   2);
 testfileset('remove all',    $BASICBODY,    [undef, qr/./],     4, '');