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Issue 1191043004: Import hr-time and user-timing tests, remove redundant webperf copies (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Add idlharness result Created 5 years, 6 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <html> 2 <html>
3 <head> 3 <head>
4 <meta charset="utf-8" /> 4 <meta charset="utf-8" />
5 <title>window.performance.now exists</title> 5 <title>window.performance.now exists</title>
6 <link rel="author" title="W3C" href="http://www.w3.org/" /> 6 <link rel="author" title="W3C" href="http://www.w3.org/" />
7 <link rel="help" href="http://www.w3.org/TR/hr-time/#sec-extenstions-performance -interface"/> 7 <link rel="help" href="http://www.w3.org/TR/hr-time/#sec-extenstions-performance -interface"/>
8 <script src="/w3c/resources/testharness.js"></script> 8 <script src="../../../resources/testharness.js"></script>
9 <script src="/w3c/resources/testharnessreport.js"></script> 9 <script src="../../../resources/testharnessreport.js"></script>
10 <link rel="stylesheet" href="/w3c/resources/testharness.css" /> 10 <link rel="stylesheet" href="../../../resources/testharness.css" />
11 <script> 11 <script>
12 test(function() { 12 test(function() {
13 assert_equals(typeof window.performance, "object"); 13 assert_equals(typeof window.performance, "object");
14 }, "window.performance is defined", {assert: "The window.performance attribute p rovides a hosting area for performance related attributes."}); 14 }, "window.performance is defined", {assert: "The window.performance attribute p rovides a hosting area for performance related attributes."});
15 15
16 test(function() { 16 test(function() {
17 assert_not_equals(window.performance.now, undefined, 'window.performance.now i s defined'); 17 assert_not_equals(window.performance.now, undefined, 'window.performance.now i s defined');
18 }, "High Resolution Time extension to the Performance interface", {assert: "wind ow.performance.now exists"}); 18 }, "High Resolution Time extension to the Performance interface", {assert: "wind ow.performance.now exists"});
19 19
20 test(function() { 20 test(function() {
21 assert_equals(typeof window.performance.now, "function", "window.performance.n ow is a function"); 21 assert_equals(typeof window.performance.now, "function", "window.performance.n ow is a function");
22 }, "window.performance.now() function", {assert: "window.performance.now is a fu nction"}); 22 }, "window.performance.now() function", {assert: "window.performance.now is a fu nction"});
23 23
24 test(function() { 24 test(function() {
25 assert_equals(typeof window.performance.now(), "number", "window.performance.n ow() returns a number"); 25 assert_equals(typeof window.performance.now(), "number", "window.performance.n ow() returns a number");
26 }, "window.performance.now() returns a number", {assert: "The now method MUST re turn a DOMHighResTimeStamp"}); 26 }, "window.performance.now() returns a number", {assert: "The now method MUST re turn a DOMHighResTimeStamp"});
27
28 async_test(function() {
29 // Check whether the performance.now() method is close to Date() within 30ms ( due to inaccuracies)
30 var initial_hrt = performance.now();
31 var initial_date = Date.now();
32 setTimeout(this.step_func(function() {
33 var final_hrt = performance.now();
34 var final_date = Date.now();
35 assert_approx_equals(final_hrt - initial_hrt, final_date - initial_date, 30, 'High resolution time value increased by approximately the same amount as time from date object');
36 this.done();
37 }), 2000);
38 }, 'High resolution time has approximately the right relative magnitude');
27 </script> 39 </script>
28 </head> 40 </head>
29 <body> 41 <body>
30 <h1>Description</h1> 42 <h1>Description</h1>
31 <p>This test validates that window.performance.now() exist and is a function.</p > 43 <p>This test validates that window.performance.now() exist and is a function.</p >
32 44
33 <div id="log"></div> 45 <div id="log"></div>
34 46
35 </body> 47 </body>
36 </html> 48 </html>
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