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var namespaces = {
"html":"http://www.w3.org/1999/xhtml",
"mathml":"http://www.w3.org/1998/Math/MathML",
"svg":"http://www.w3.org/2000/svg",
"xlink":"http://www.w3.org/1999/xlink",
"xml":"http://www.w3.org/XML/1998/namespace",
"xmlns":"http://www.w3.org/2000/xmlns/"
};
var prefixes = {};
for (var prefix in namespaces) {
if (namespaces.hasOwnProperty(prefix)) {
prefixes[namespaces[prefix]] = prefix;
}
}
prefixes[namespaces["mathml"]] = "math";
function format(format_string) {
var insertions = Array.prototype.slice.call(arguments, 1);
var regexp = /%s/g;
var match_count = 0;
var rv = format_string.replace(regexp, function(match) {
var rv = insertions[match_count];
match_count++;
return rv;
});
return rv;
}
function test_serializer(element) {
//element.normalize();
var lines = [];
function serialize_element(element, indent) {
var indent_spaces = (new Array(indent)).join(" ");
switch(element.nodeType) {
case Node.DOCUMENT_TYPE_NODE:
if (element.name) {
if (element.publicId || element.systemId) {
var publicId = element.publicId ? element.publicId : "";
var systemId = element.systemId ? element.systemId : "";
lines.push(format("|%s<!DOCTYPE %s \"%s\" \"%s\">", indent_spaces,
element.name, publicId, systemId));
} else {
lines.push(format("|%s<!DOCTYPE %s>", indent_spaces,
element.name));
}
} else {
lines.push(format("|%s<!DOCTYPE >", indent_spaces));
}
break;
case Node.DOCUMENT_NODE:
lines.push("#document");
break;
case Node.DOCUMENT_FRAGMENT_NODE:
lines.push("#document-fragment");
break;
case Node.PROCESSING_INSTRUCTION_NODE:
lines.push(format("|%s<?%s %s>", indent_spaces, element.target, element.data));
break;
case Node.COMMENT_NODE:
lines.push(format("|%s<!-- %s -->", indent_spaces, element.nodeValue));
break;
case Node.TEXT_NODE:
lines.push(format("|%s\"%s\"", indent_spaces, element.nodeValue));
break;
case Node.ELEMENT_NODE:
if (element.getAttribute("data-skip") !== null) {
return;
}
if (element.namespaceURI !== null && element.namespaceURI !== namespaces.html) {
var name = format("%s %s", prefixes[element.namespaceURI],
element.localName);
} else {
var name = element.localName;
}
lines.push(format("|%s<%s>", indent_spaces, name));
var attributes = Array.prototype.map.call(
element.attributes,
function(attr) {
var name = (attr.namespaceURI ? prefixes[attr.namespaceURI] + " " : "") +
attr.localName;
return [name, attr.value];
});
attributes.sort(function (a, b) {
var x = a[0];
var y = b[0];
if (x === y) {
return 0;
}
return x > y ? 1 : -1;
});
attributes.forEach(
function(attr) {
var indent_spaces = (new Array(indent + 2)).join(" ");
lines.push(format("|%s%s=\"%s\"", indent_spaces, attr[0], attr[1]));
}
);
break;
}
indent += 2;
Array.prototype.forEach.call(element.childNodes,
function(node) {
serialize_element(node, indent);
});
}
serialize_element(element, 0);
return lines.join("\n");
}
function print_diffs(test_id, uri_encoded_input, expected, actual, container) {
container = container ? container : null;
if (actual) {
var diffs = mark_diffs(expected, actual);
var expected_text = diffs[0];
var actual_text = diffs[1];
} else {
var expected_text = expected;
var actual_text = "";
}
var tmpl = ["div", {"id":"${test_id}"},
["h2", {}, "${test_id}"],
function(vars) {
if (vars.container !== null) {
return ["div", {"class":"container"},
["h3", {}, "innerHTML Container"],
["pre", {}, vars.container]];
} else {
return null;
}
},
["div", {"id":"input_${test_id}"}, ["h3", {}, "Input"], ["pre", {},
["code", {}, decodeURIComponent(uri_encoded_input)]]],
["div", {"id":"expected_${test_id}"}, ["h3", {}, "Expected"],
["pre", {}, ["code", {}, expected_text]]],
["div", {"id":"actual_${test_id}"}, ["h3", {}, "Actual"],
["pre", {}, ["code", {}, actual_text]]]
];
var diff_dom = template.render(tmpl, {test_id:test_id, container:container});
document.body.appendChild(diff_dom);
}
function runTests(tests) {
tests.forEach(function(test){
var expected = decodeURIComponent(test.expected);
var t = async_test(document.title + ' - ' + test.name);
t.step(function(){
var video = document.createElement('video');
var track = document.createElement('track');
assert_true('src' in track, 'track not supported');
t.test_id = test.name;
t.url_encoded_input = test.input;
t.expected = expected;
var track_blob = new Blob(['WEBVTT\n\n00:00.000 --> 00:01.000\n',
decodeURIComponent(test.input)],
{ type: 'text/vtt' });
var track_url = URL.createObjectURL(track_blob);;
track.src = track_url;
t.add_cleanup(function() {
URL.revokeObjectURL(track_url);
});
track['default'] = true;
track.kind = 'subtitles';
track.onload = t.step_func(trackLoaded);
track.onerror = t.step_func(trackError);
video.appendChild(track);
document.body.appendChild(video);
});
});
}
function trackLoaded(e) {
var track = e.target;
setTimeout(removeElm, 0, track.parentNode);
var cue = track.track.cues[0];
var frag = cue.getCueAsHTML();
var got = test_serializer(frag);
if (got !== this.expected) {
print_diffs(this.test_id, this.url_encoded_input, this.expected, got);
}
assert_equals(got, this.expected);
this.done();
}
function trackError(e) {
setTimeout(removeElm, 0, e.target.parentNode);
assert_unreached('got error event');
this.done();
}
function removeElm(elm) {
document.body.removeChild(elm);
}
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