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1 <html> | 1 <html> |
2 <head> | 2 <head> |
3 <script src="../js/resources/js-test-pre.js"></script> | 3 <script src="../js/resources/js-test-pre.js"></script> |
4 <script> | 4 <script> |
5 description('<a href="http://crbug.com/259680">Bug 259680</a>: JavaScrip
t setInterval lagging behind'); | 5 description('<a href="http://crbug.com/259680">Bug 259680</a>: JavaScrip
t setInterval lagging behind'); |
6 | 6 |
7 var jsTestIsAsync = true; | 7 var jsTestIsAsync = true; |
8 var intervalDuration = 1000; | 8 var intervalDuration = 1000; |
9 var testDuration = 4000; | 9 var testDuration = 4000; |
10 var expectedNumFires = 4; | 10 var expectedNumFires = 4; |
(...skipping 29 matching lines...) Expand all Loading... |
40 testRunner.setPageVisibility("hidden"); | 40 testRunner.setPageVisibility("hidden"); |
41 startTime = new Date().getTime(); | 41 startTime = new Date().getTime(); |
42 intervalID = window.setInterval(timerFired, intervalDuration); | 42 intervalID = window.setInterval(timerFired, intervalDuration); |
43 } | 43 } |
44 </script> | 44 </script> |
45 </head> | 45 </head> |
46 <body onload="runTest()"> | 46 <body onload="runTest()"> |
47 <p> | 47 <p> |
48 This test ensures that intervals on background pages whose duration is close
to the timer alignment interval don't miss every other firing. | 48 This test ensures that intervals on background pages whose duration is close
to the timer alignment interval don't miss every other firing. |
49 </p> | 49 </p> |
50 <script src="../js/resources/js-test-post.js"></script> | |
51 </body> | 50 </body> |
52 </html> | 51 </html> |
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