The Tor Browser / file comparison
comparison: toolkit/content/tests/browser/browser_autoscroll_disabled.js
toolkit/content/tests/browser/browser_autoscroll_disabled.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:fcad9014b347 |
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| 1 function test() | |
| 2 { | |
| 3 const kPrefName_AutoScroll = "general.autoScroll"; | |
| 4 Services.prefs.setBoolPref(kPrefName_AutoScroll, false); | |
| 5 | |
| 6 gBrowser.selectedTab = gBrowser.addTab(); | |
| 7 | |
| 8 var doc; | |
| 9 | |
| 10 function startLoad(dataUri) { | |
| 11 gBrowser.selectedBrowser.addEventListener("pageshow", onLoad, false); | |
| 12 gBrowser.loadURI(dataUri); | |
| 13 } | |
| 14 | |
| 15 function onLoad() { | |
| 16 gBrowser.selectedBrowser.removeEventListener("pageshow", onLoad, false); | |
| 17 waitForFocus(onFocus, content); | |
| 18 } | |
| 19 | |
| 20 function onFocus() { | |
| 21 doc = gBrowser.contentDocument; | |
| 22 runChecks(); | |
| 23 } | |
| 24 | |
| 25 function endTest() { | |
| 26 // restore the changed prefs | |
| 27 if (Services.prefs.prefHasUserValue(kPrefName_AutoScroll)) | |
| 28 Services.prefs.clearUserPref(kPrefName_AutoScroll); | |
| 29 | |
| 30 // cleaning-up | |
| 31 gBrowser.removeCurrentTab(); | |
| 32 | |
| 33 // waitForFocus() fixes a failure in the next test if the latter runs too soon. | |
| 34 waitForFocus(finish); | |
| 35 } | |
| 36 | |
| 37 waitForExplicitFinish(); | |
| 38 | |
| 39 let dataUri = 'data:text/html,<html><body id="i" style="overflow-y: scroll"><div style="height: 2000px"></div>\ | |
| 40 <iframe id="iframe" style="display: none;"></iframe>\ | |
| 41 </body></html>'; | |
| 42 startLoad(dataUri); | |
| 43 | |
| 44 function runChecks() { | |
| 45 var elem = doc.getElementById('i'); | |
| 46 // Skip the first callback as it's the same callback that the browser | |
| 47 // uses to kick off the scrolling. | |
| 48 var skipFrames = 1; | |
| 49 var checkScroll = function () { | |
| 50 if (skipFrames--) { | |
| 51 window.mozRequestAnimationFrame(checkScroll); | |
| 52 return; | |
| 53 } | |
| 54 ok(elem.scrollTop == 0, "element should not have scrolled vertically"); | |
| 55 ok(elem.scrollLeft == 0, "element should not have scrolled horizontally"); | |
| 56 | |
| 57 endTest(); | |
| 58 }; | |
| 59 EventUtils.synthesizeMouse(elem, 50, 50, { button: 1 }, | |
| 60 gBrowser.contentWindow); | |
| 61 | |
| 62 var iframe = gBrowser.contentDocument.getElementById("iframe"); | |
| 63 var e = iframe.contentDocument.createEvent("pagetransition"); | |
| 64 e.initPageTransitionEvent("pagehide", true, true, false); | |
| 65 iframe.contentDocument.dispatchEvent(e); | |
| 66 iframe.contentDocument.documentElement.dispatchEvent(e); | |
| 67 | |
| 68 EventUtils.synthesizeMouse(elem, 100, 100, | |
| 69 { type: "mousemove", clickCount: "0" }, | |
| 70 gBrowser.contentWindow); | |
| 71 /* | |
| 72 * if scrolling didn’t work, we wouldn’t do any redraws and thus time out. | |
| 73 * so request and force redraws to get the chance to check for scrolling at | |
| 74 * all. | |
| 75 */ | |
| 76 window.mozRequestAnimationFrame(checkScroll); | |
| 77 } | |
| 78 } |
