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moebius#157: The Performance Observer (improvements)

Browse source 
https://github.com/MoonchildProductions/moebius/pull/157
This commit is contained in:
janekptacijarabaci 2018-04-22 04:25:34 +02:00 • committed by Roy Tam
commit 6a97ee9379
13 changed files with 107 additions and 150 deletions
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52
dom/performance/tests/test_performance_observer.html
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@ -3,15 +3,55 @@
http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<title>Test for performance observer</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
</head>
<body>
<div id="log"></div>
<script src="test_performance_observer.js"></script>
<script>
'use strict';
SpecialPowers.pushPrefEnv({"set": [["dom.enable_performance_observer", true]]},
function() {
window.open("performance_observer.html");
});
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");
</script>
</body>