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<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE html>
<meta charset=utf-8>
<html>
<head>
<title>Test for performance observer</title>
<script>
'use strict';
[
"promise_test", "test", "setup",
"assert_true", "assert_equals", "assert_array_equals",
"assert_throws", "assert_unreached"
].forEach(func => {
window[func] = opener[func].bind(opener);
});
function done() {
opener.add_completion_callback(() => {
self.close();
});
opener.done();
}
</script>
<script src="test_performance_observer.js"></script>
</head>
<body>
<div id="log"></div>
<script>
function makeXHR(aUrl) {
var xmlhttp = new XMLHttpRequest();
xmlhttp.open("get", aUrl, true);
xmlhttp.send();
}
promise_test(t => {
var promise = new Promise(resolve => {
performance.clearResourceTimings();
var observer = new PerformanceObserver(list => resolve(list));
observer.observe({entryTypes: ['resource']});
t.add_cleanup(() => observer.disconnect());
});
makeXHR("test-data.json");
return promise.then(list => {
assert_equals(list.getEntries().length, 1);
assert_array_equals(list.getEntries(),
performance.getEntriesByType("resource"),
"Observed 'resource' entries should equal to entries obtained by getEntriesByType.");
// getEntries filtering tests
assert_array_equals(list.getEntries({name: "http://mochi.test:8888/tests/dom/base/test/test-data.json"}),
performance.getEntriesByName("http://mochi.test:8888/tests/dom/base/test/test-data.json"),
"getEntries with name filter should return correct results.");
assert_array_equals(list.getEntries({entryType: "resource"}),
performance.getEntriesByType("resource"),
"getEntries with entryType filter should return correct results.");
assert_array_equals(list.getEntries({initiatorType: "xmlhttprequest"}),
performance.getEntriesByType("resource"),
"getEntries with initiatorType filter should return correct results.");
assert_array_equals(list.getEntries({initiatorType: "link"}),
[],
"getEntries with non-existent initiatorType filter should return an empty array.");
});
}, "resource-timing test");
done();
</script>
</body>
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