blob: 02663de3c73ba4fb116ca77b738dbc1eade8f602 [file] [log] [blame]
#!/usr/bin/env perl
#
# Copyright (C) 2011 Google Inc. All rights reserved.
# Copyright (C) 2015-2016 Apple Inc. All rights reserved.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with this library; see the file COPYING.LIB. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
# This script tests the parser of prepare-ChangeLog (i.e. get_function_line_ranges_for_XXXX()).
# This script runs the unittests in the 'resources' subdirectory.
use strict;
use warnings;
use Data::Dumper;
use File::Basename;
use File::Spec;
use File::Temp qw(tempfile);
use FindBin;
use Getopt::Long;
use Test::More;
use lib File::Spec->catdir($FindBin::Bin, "..");
use LoadAsModule qw(PrepareChangeLog prepare-ChangeLog);
sub captureOutput($);
sub convertAbsolutepathToWebKitPath($);
sub readTestFiles($);
use constant EXPECTED_RESULTS_SUFFIX => "-expected.txt";
my %methodForFileExtension = (
".cpp" => "get_function_line_ranges_for_cpp",
".css" => "get_selector_line_ranges_for_css",
".java" => "get_function_line_ranges_for_java",
".js" => "get_function_line_ranges_for_javascript",
".pl" => "get_function_line_ranges_for_perl",
".py" => "get_function_line_ranges_for_python",
".swift" => "get_function_line_ranges_for_swift",
);
my $resetResults;
GetOptions('reset-results' => \$resetResults);
my $resourcesDirectory = File::Spec->catdir($FindBin::Bin, "resources");
my @suffixList = keys %methodForFileExtension;
my @testFiles = readTestFiles($resourcesDirectory);
my @testSet;
foreach my $testFile (sort @testFiles) {
my ($basename, undef, $extension) = fileparse($testFile, @suffixList);
push @testSet, {
method => $methodForFileExtension{$extension},
inputFile => File::Spec->catfile($resourcesDirectory, $testFile),
expectedFile => File::Spec->catfile($resourcesDirectory, $basename . EXPECTED_RESULTS_SUFFIX),
};
}
plan(tests => scalar @testSet);
foreach my $test (@testSet) {
open FH, "< $test->{inputFile}" or die "Cannot open $test->{inputFile}: $!";
my $parser = eval "\\&PrepareChangeLog::$test->{method}";
my @ranges;
my ($stdout, $stderr) = captureOutput(sub { @ranges = $parser->(\*FH, $test->{inputFile}); });
close FH;
$stdout = convertAbsolutepathToWebKitPath($stdout);
$stderr = convertAbsolutepathToWebKitPath($stderr);
my %actualOutput = (ranges => \@ranges, stdout => $stdout, stderr => $stderr);
if ($resetResults) {
open FH, "> $test->{expectedFile}" or die "Cannot open $test->{expectedFile}: $!";
print FH Data::Dumper->new([\%actualOutput])->Terse(1)->Indent(1)->Dump();
close FH;
next;
}
open FH, "< $test->{expectedFile}" or die "Cannot open $test->{expectedFile}: $!";
local $/ = undef;
my $expectedOutput = eval <FH>;
close FH;
is_deeply(\%actualOutput, $expectedOutput, "Tests $test->{inputFile}");
}
sub captureOutput($)
{
my ($targetMethod) = @_;
my ($stdoutFH, $stdoutFileName) = tempfile();
my ($stderrFH, $stderrFileName) = tempfile();
open OLDSTDOUT, ">&", \*STDOUT or die "Cannot dup STDOUT: $!";
open OLDSTDERR, ">&", \*STDERR or die "Cannot dup STDERR: $!";
open STDOUT, ">&", $stdoutFH or die "Cannot redirect STDOUT: $!";
open STDERR, ">&", $stderrFH or die "Cannot redirect STDERR: $!";
&$targetMethod();
close STDOUT;
close STDERR;
open STDOUT, ">&OLDSTDOUT" or die "Cannot dup OLDSTDOUT: $!";
open STDERR, ">&OLDSTDERR" or die "Cannot dup OLDSTDERR: $!";
close OLDSTDOUT;
close OLDSTDERR;
seek $stdoutFH, 0, 0;
seek $stderrFH, 0, 0;
local $/ = undef;
my $stdout = <$stdoutFH>;
my $stderr = <$stderrFH>;
close $stdoutFH;
close $stderrFH;
unlink $stdoutFileName or die "Cannot unlink $stdoutFileName: $!";
unlink $stderrFileName or die "Cannot unlink $stderrFileName: $!";
return ($stdout, $stderr);
}
sub convertAbsolutepathToWebKitPath($)
{
my $string = shift;
my $sourceDir = LoadAsModule::sourceDir();
$sourceDir .= "/" unless $sourceDir =~ m-/$-;
$string =~ s/$sourceDir//g;
return $string;
}
sub readTestFiles($)
{
my ($directory) = @_;
my @files;
opendir(DIR, $directory) || die "Could not open $directory: $!";
while (readdir(DIR)) {
next if /^\./;
next if ! -f File::Spec->catfile($directory, $_);
next if /\Q@{[EXPECTED_RESULTS_SUFFIX]}\E$/;
push @files, $_;
}
closedir(DIR);
return @files;
}