The Tor Browser / file comparison
comparison: layout/base/tests/test_scroll_event_ordering.html
layout/base/tests/test_scroll_event_ordering.html
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| -1:000000000000 | 0:30e4a71b3143 |
|---|---|
| 1 <!DOCTYPE HTML> | |
| 2 <html> | |
| 3 <!-- | |
| 4 https://bugzilla.mozilla.org/show_bug.cgi?id=785588 | |
| 5 --> | |
| 6 <head> | |
| 7 <title>Test for Bug 785588 --- ordering of scroll-related events</title> | |
| 8 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> | |
| 9 <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script> | |
| 10 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> | |
| 11 </head> | |
| 12 <body> | |
| 13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=785588">Mozilla Bug 785588</a> | |
| 14 <div id="content"> | |
| 15 <div id="d" style="border:2px solid black; width:100px; height:100px; overflow:auto"> | |
| 16 <div id="inner" style="height:200px;">Hello</div> | |
| 17 </div> | |
| 18 </div> | |
| 19 <pre id="test"> | |
| 20 <script> | |
| 21 SimpleTest.waitForExplicitFinish(); | |
| 22 | |
| 23 var smoothScrollPref = "general.smoothScroll"; | |
| 24 SpecialPowers.setBoolPref(smoothScrollPref, false); | |
| 25 | |
| 26 var d = document.getElementById("d"); | |
| 27 d.scrollTop = 0; | |
| 28 var inner = document.getElementById("inner"); | |
| 29 | |
| 30 var state = "initial"; | |
| 31 | |
| 32 function onFrame() { | |
| 33 is(state, "initial", "Must be in initial state"); | |
| 34 ok(d.scrollTop > 0, "Must have scrolled by some amount (got " + d.scrollTop + ")"); | |
| 35 state = "didOnFrame"; | |
| 36 } | |
| 37 | |
| 38 function onScroll() { | |
| 39 is(state, "didOnFrame", "Must have got requestAnimationFrame callback already"); | |
| 40 ok(d.scrollTop > 0, "Must have scrolled by some amount (got " + d.scrollTop + ")"); | |
| 41 SpecialPowers.clearUserPref(smoothScrollPref); | |
| 42 SimpleTest.finish(); | |
| 43 } | |
| 44 | |
| 45 function doTest() { | |
| 46 window.getSelection().collapse(inner.firstChild, 0); | |
| 47 window.mozRequestAnimationFrame(onFrame); | |
| 48 d.onscroll = onScroll; | |
| 49 sendKey("DOWN"); | |
| 50 } | |
| 51 | |
| 52 SimpleTest.waitForFocus(doTest); | |
| 53 </script> | |
| 54 </pre> | |
| 55 </body> | |
| 56 </html> |
