зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
2.0 KiB
HTML
76 строки
2.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test for performance.translate()</title>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="test_performance_user_timing.js"></script>
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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function testBasic() {
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ok("translateTime" in performance, "Performance.translateTime exists.");
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try {
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performance.translateTime(0, null);
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ok(false, "Wrong use of performance.translateTime.");
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} catch(e) {
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ok(true, "Wrong use of performance.translateTime.");
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}
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next();
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}
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function testWindow() {
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is(performance.translateTime(42, this), 42, "translating time with the same window.");
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var now = performance.now();
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var ifr = document.createElement('iframe');
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ifr.src = 'file_empty.html';
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document.body.appendChild(ifr);
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ifr.onload = function() {
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var a = performance.translateTime(0, ifr.contentWindow);
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ok (a >= now, "Time has been translated from a window that started loading later than we did");
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next();
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}
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}
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function testWorker() {
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var now = performance.now();
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var w = new Worker('empty_worker.js');
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var a = performance.translateTime(0, w);
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// bug 1226147
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ok (a >= now, "Time has been translated from a Worker that started loading later than we did");
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next();
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}
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function testSharedWorker() {
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var now = performance.now();
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var w = new SharedWorker('empty_worker.js');
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var a = performance.translateTime(0, w);
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ok (a >= now, "Time has been translated from a SharedWorker that started loading later than we did");
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next();
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}
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var tests = [ testBasic, testWindow, testWorker, testSharedWorker ];
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function next() {
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if (!tests.length) {
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SimpleTest.finish();
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return;
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}
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var test = tests.shift();
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test();
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}
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SimpleTest.waitForExplicitFinish();
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addLoadEvent(next);
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</script>
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</pre>
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</body>
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</html>
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