gecko/content/canvas/test/test_bug405982.html

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HTML

<!DOCTYPE HTML>
<title>Canvas test: toDataURL.png</title>
<script src="/MochiKit/packed.js"></script>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
<body>
<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
<script>
SimpleTest.waitForExplicitFinish();
MochiKit.DOM.addLoadEvent(function () {
var canvas = document.getElementById('c');
var ctx = canvas.getContext('2d');
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
try {
var data = canvas.toDataURL('image/png', 'quality=100');
ok(false, "Should have thrown an exception for invalid args to png encoder");
}
catch (e) {
is(e.result, Components.results.NS_ERROR_INVALID_ARG, "Exception was wrong for png encoder");
}
try {
var data = canvas.toDataURL('image/jpeg', 'foobar=true');
ok(false, "Should have thrown an exception for invalid args to jpeg encoder");
}
catch (e) {
is(e.result, Components.results.NS_ERROR_INVALID_ARG, "Exception was wrong for jpeg encoder");
}
SimpleTest.finish();
});
</script>