Tools/Scripts/update-javascriptcore-test-results

#!/usr/bin/env perl

# Copyright (C) 2005, 2007 Apple Inc. All rights reserved.
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#     its contributors may be used to endorse or promote products derived
#     from this software without specific prior written permission. 
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use strict;
use warnings;
use FindBin;
use Getopt::Long;
use lib $FindBin::Bin;
use webkitdirs;

chdirWebKit();
chdir "JSTests/mozilla" or die;

my $force = 0;
GetOptions('force' => \$force);

open EXPECTED, "expected.html" or die;
while (<EXPECTED>) {
    last if /failures reported\.$/;
}
my %expected;
while (<EXPECTED>) {
    chomp;
    $expected{$_} = 1;
}
close EXPECTED;

open ACTUAL, "actual.html" or die;
my $actual;
while (<ACTUAL>) {
    $actual .= $_;
    last if /failures reported\.$/;
}
my $failed = 0;
while (<ACTUAL>) {
    $actual .= $_;
    chomp;
    if (!$expected{$_}) {
        $failed = 1;
        print "failure not expected: $_\n";
    }
}
close ACTUAL;

die "won't update, failures introduced\n" if $failed && !$force;

open EXPECTED, ">expected.html";
print EXPECTED $actual;
close EXPECTED;