test_bug469613.xhtml (2884B)
1 <?xml version="1.0"?> 2 <?xml-stylesheet href="chrome://global/skin" type="text/css"?> 3 <?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?> 4 <!-- 5 https://bugzilla.mozilla.org/show_bug.cgi?id=469613 6 --> 7 <window title="Mozilla Bug 469613" 8 xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> 9 10 <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/> 11 <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"/> 12 <body xmlns="http://www.w3.org/1999/xhtml"> 13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=469613">Mozilla Bug 469613</a> 14 15 <p id="display"></p> 16 <div id="content" style="display: none"> 17 </div> 18 </body> 19 20 <vbox style="height: 100px; overflow: auto;" id="scrollbox"> 21 <hbox style="min-height: 200px;"/> 22 </vbox> 23 24 <script class="testbody" type="application/javascript"><![CDATA[ 25 26 /** Test for Bug 469613 */ 27 28 function doTest() { 29 let scrollbox = document.getElementById("scrollbox"); 30 scrollbox.scrollTop = 0; 31 32 // Make sure that the "scroll focus" is inside the scrollbox by moving the 33 // mouse in the scrollbox. 34 synthesizeMouse(scrollbox, 6, 6, { type: "mousemove" }); 35 synthesizeMouse(scrollbox, 8, 8, { type: "mousemove" }); 36 37 // Now scroll 10px down. 38 synthesizeWheel(scrollbox, 10, 10, { deltaY: 10.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL }); 39 40 // Send a 0-delta scroll. 41 synthesizeWheel(scrollbox, 10, 10, { deltaY: 0.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL }); 42 43 setTimeout(function() { 44 // Check if the 10px were scrolled. 45 todo(false, "Starting a 0-delta scroll shouldn't cancel a pending async scroll is disabled, see bug 752786"); 46 //is(scrollbox.scrollTop, 10, "Starting a 0-delta scroll shouldn't cancel a pending async scroll."); 47 48 // Second test 49 scrollbox.scrollTop = 20; 50 51 // Start an async scroll to 30. 52 synthesizeWheel(scrollbox, 10, 10, { deltaY: 10.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL }); 53 54 // Start a sync scroll to 30. 55 scrollbox.scrollTop = 30; 56 57 is(scrollbox.scrollTop, 30, "Setting scrollTop should have immediate effect, even if there was a pending async scroll to the same position."); 58 59 60 // Third test 61 scrollbox.scrollTop = 40; 62 63 // Start an async scroll to 50. 64 synthesizeWheel(scrollbox, 10, 10, { deltaY: 10.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL }); 65 66 // Cancel the async scroll. 67 scrollbox.scrollTop = 40; 68 69 // Send a 0-delta scroll. 70 synthesizeWheel(scrollbox, 10, 10, { deltaY: 0.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL }); 71 72 setTimeout(function() { 73 is(scrollbox.scrollTop, 40, "Canceling an async scroll should reset the point of reference for relative scrolls (mDestinationX/Y)."); 74 75 SimpleTest.finish(); 76 }, 0); 77 }, 0); 78 } 79 80 SimpleTest.waitForExplicitFinish(); 81 addLoadEvent(() => setTimeout(doTest, 0)); 82 83 ]]></script> 84 85 </window>