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Side by Side Diff: LayoutTests/http/tests/w3c/webperf/submission/Google/HighResolutionTime/worker-dedicated-basic.html

Issue 16434011: Support performance.now() in workers. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Rebase Created 7 years, 6 months ago
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1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="utf-8" />
5 <title>window.performance.now in dedicated workers</title>
6 <link rel="author" title="Google" href="http://www.google.com/" />
7 <link rel="help" href="https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/HighRes olutionTime2/Overview.html"/>
8 <script src="/w3c/resources/testharness.js"></script>
9 <script src="/w3c/resources/testharnessreport.js"></script>
10 <script src="/w3c/webperf/resources/webperftestharness.js"></script>
11 <link rel="stylesheet" href="/w3c/resources/testharness.css" />
12 <script>
13 setup({explicit_done: true});
14
15 var tests = [
16 '"performance" in self;',
17 '"now" in self.performance;',
18 'self.performance.now();',
19 ];
20
21 var startTime = window.performance.now();
22 var worker = new Worker("/w3c/webperf/resources/worker.js");
23
24 worker.onmessage = function(event) {
25 var results = event.data;
26 assert_true(results.length == 3);
27 test_true(results[0], "self.performance is defined");
28 test_true(results[1], "self.performance.now is defined");
29 test_greater_than(results[2], startTime, "Time in the worker should be after the startTime in the main document");
30 test_greater_than(window.performance.now(), results[2], "Time in the worker should be before the current time in the main document");
31 done();
32 }
33
34 function start() {
35 worker.postMessage(tests);
36 }
37
38 window.addEventListener("load", start);
39 </script>
40 </head>
41 <body>
42 <h1>Description</h1>
43 <p>This test validates that performance.now() exists in dedicated workers and re ports reasonable times.</p>
44
45 <div id="log"></div>
46
47 </body>
48 </html>
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