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Bug 786898 part.2 Add overflow delta value tests r=smaug, sr=smaug

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This commit is contained in:
Masayuki Nakano 2012-09-04 17:39:28 +09:00
parent 8819e0f580
commit 36a101bd0d
4 changed files with 320 additions and 30 deletions
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275
content/events/test/window_wheel_default_action.html
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@ -40,6 +40,7 @@
</div>
</div>
</div>
<div id="spacerForBody"></div>
<div id="content" style="display: none">
</div>
@ -50,6 +51,7 @@ SimpleTest.waitForFocus(runTests, window);
var gScrollableElement = document.getElementById("scrollable");
var gScrolledElement = document.getElementById("scrolled");
var gSpacerForBodyElement = document.getElementById("spacerForBody");
function is()
{
@ -105,78 +107,91 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to bottom by pixel scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to top by pixel scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to top by pixel scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to right by pixel scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to right by pixel scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to left by pixel scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to left by pixel scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to bottom-right by pixel scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollRight },
{ description: "Scroll to bottom-left by pixel scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollLeft },
{ description: "Scroll to top-left by pixel scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollLeft },
{ description: "Scroll to top-right by pixel scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollRight },
{ description: "Not Scroll by pixel scroll for z",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
@ -184,78 +199,91 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to bottom by line scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to top by line scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to top by line scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to right by line scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to right by line scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to left by line scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to left by line scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to bottom-right by line scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollRight },
{ description: "Scroll to bottom-left by line scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollLeft },
{ description: "Scroll to top-left by line scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollLeft },
{ description: "Scroll to top-right by line scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollRight },
{ description: "Not Scroll by line scroll for z",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
@ -263,78 +291,91 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to bottom by page scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to top by page scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to top by page scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to right by page scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to right by page scroll when lineOrPageDelta is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to left by page scroll even if lineOrPageDelta is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to left by page scroll when lineOrPageDelta is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to bottom-right by page scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollRight },
{ description: "Scroll to bottom-left by page scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollLeft },
{ description: "Scroll to top-left by page scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollLeft },
{ description: "Scroll to top-right by page scroll",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollRight },
{ description: "Not Scroll by page scroll for z",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: false,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
@ -346,84 +387,98 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to bottom by momentum pixel scroll when lineOrPageDelta is 1, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to top by momentum pixel scroll when lineOrPageDelta is 0, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to top by momentum pixel scroll when lineOrPageDelta is -1, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to right by momentum pixel scroll when lineOrPageDelta is 0, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to right by momentum pixel scroll when lineOrPageDelta is 1, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to left by momentum pixel scroll when lineOrPageDelta is 0, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to left by momentum pixel scroll when lineOrPageDelta is -1, even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to bottom-right by momentum pixel scroll even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollRight },
{ description: "Scroll to bottom-left by momentum pixel scroll even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollLeft },
{ description: "Scroll to top-left by momentum pixel scroll even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollLeft },
{ description: "Scroll to top-right by momentum pixel scroll even if the action is zoom",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollRight },
{ description: "Not Scroll by momentum pixel scroll for z (action is zoom)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Not Scroll by momentum pixel scroll if default action is none (action is zoom)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll,
prepare: function () { SpecialPowers.setIntPref("mousewheel.default.action", 0); },
@ -435,94 +490,109 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to bottom by momentum pixel scroll when lineOrPageDelta is 1, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to top by momentum pixel scroll when lineOrPageDelta is 0, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to top by momentum pixel scroll when lineOrPageDelta is -1, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to right by momentum pixel scroll when lineOrPageDelta is 0, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to right by momentum pixel scroll when lineOrPageDelta is 1, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to left by momentum pixel scroll when lineOrPageDelta is 0, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to left by momentum pixel scroll when lineOrPageDelta is -1, even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to bottom-right by momentum pixel scroll even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollRight },
{ description: "Scroll to bottom-left by momentum pixel scroll even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown | kScrollLeft },
{ description: "Scroll to top-left by momentum pixel scroll even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollLeft },
{ description: "Scroll to top-right by momentum pixel scroll even if the action is history",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp | kScrollRight },
{ description: "Not Scroll by momentum pixel scroll for z (action is history)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Not Scroll by momentum pixel scroll if default action is none (action is history)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0, isMomentum: true,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll,
prepare: function () { SpecialPowers.setIntPref("mousewheel.default.action", 0); },
cleanup: function () { SpecialPowers.setIntPref("mousewheel.default.action", 1); } },
// Don't scroll around axis whose overflow style is hidden.
// Don't scroll along axis whose overflow style is hidden.
{ description: "Scroll to only bottom by oblique pixel wheel event with overflow-x: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 16.0, deltaY: 16.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown,
prepare: function() { gScrollableElement.style.overflowX = "hidden"; } },
@ -530,30 +600,35 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to only bottom by oblique page wheel event with overflow-x: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to only top by oblique pixel wheel event with overflow-x: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -16.0, deltaY: -16.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to only top by oblique line wheel event with overflow-x: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to only top by oblique page wheel event with overflow-x: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp,
cleanup: function () { gScrollableElement.style.overflowX = "auto"; } },
@ -561,6 +636,7 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 16.0, deltaY: 16.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight,
prepare: function() { gScrollableElement.style.overflowY = "hidden"; } },
@ -568,30 +644,35 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to only right by oblique page wheel event with overflow-y: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to only left by oblique pixel wheel event with overflow-y: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -16.0, deltaY: -16.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to only top by oblique line wheel event with overflow-y: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to only top by oblique page wheel event with overflow-y: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft,
cleanup: function () { gScrollableElement.style.overflowY = "auto"; } },
@ -599,6 +680,7 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 16.0, deltaY: 16.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll,
prepare: function() { gScrollableElement.style.overflow = "hidden"; } },
@ -606,33 +688,143 @@ function doTestScroll(aSettings, aCallback)
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Don't be scrolled by oblique page wheel event with overflow: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 1, expectedOverflowDeltaY: 1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Don't be scrolled by oblique pixel wheel event with overflow: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -16.0, deltaY: -16.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Don't be scrolled by oblique line wheel event with overflow: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll },
{ description: "Don't be scrolled by oblique page wheel event with overflow: hidden",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: -1, expectedOverflowDeltaY: -1,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kNoScroll,
cleanup: function () { gScrollableElement.style.overflow = "auto"; } },
// Don't scroll along axis whose overflow style is hidden and overflow delta values should
// be zero if there is ancestor scrollable element.
{ description: "Scroll to only bottom by oblique pixel wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 16.0, deltaY: 16.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown,
prepare: function() {
gScrollableElement.style.overflowX = "hidden";
gScrollableElement.style.position = "fixed";
gScrollableElement.style.top = "30px";
gScrollableElement.style.left = "30px";
// Make body element scrollable.
gSpacerForBodyElement.style.width = "5000px";
gSpacerForBodyElement.style.height = "5000px";
document.documentElement.scrollTop = 500;
document.documentElement.scrollLeft = 500;
} },
{ description: "Scroll to only bottom by oblique line wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to only bottom by oblique page wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollDown },
{ description: "Scroll to only top by oblique pixel wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -16.0, deltaY: -16.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to only top by oblique line wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp },
{ description: "Scroll to only top by oblique page wheel event with overflow-x: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollUp,
cleanup: function () { gScrollableElement.style.overflowX = "auto"; } },
{ description: "Scroll to only right by oblique pixel wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 16.0, deltaY: 16.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight,
prepare: function() { gScrollableElement.style.overflowY = "hidden"; } },
{ description: "Scroll to only right by oblique line wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to only right by oblique page wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollRight },
{ description: "Scroll to only left by oblique pixel wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -16.0, deltaY: -16.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to only top by oblique line wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft },
{ description: "Scroll to only top by oblique page wheel event with overflow-y: hidden (body is scrollable)",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0,
shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, osKey: false },
expected: kScrollLeft,
cleanup: function () {
gScrollableElement.style.overflowY = "auto";
gScrollableElement.style.position = "static";
gSpacerForBodyElement.style.width = "";
gSpacerForBodyElement.style.height = "";
} },
];
var description;
@ -714,139 +906,166 @@ function doTestZoom(aSettings, aCallback)
{ description: "by vertical/positive pixel event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/positive pixel event when its lineOrPageDeltaY is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseY },
{ description: "by vertical/negative pixel event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/negative pixel event when its lineOrPageDeltaY is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: -8.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseY },
{ description: "by horizotal/positive pixel event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/positive pixel event when its lineOrPageDeltaX is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseX },
{ description: "by horizotal/negative pixel event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/negative pixel event when its lineOrPageDeltaX is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: -8.0, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseX },
{ description: "by z pixel event",
event: { deltaMode: WheelEvent.DOM_DELTA_PIXEL,
deltaX: 0.0, deltaY: 0.0, deltaZ: 16.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/positive line event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/positive line event when its lineOrPageDeltaY is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseY },
{ description: "by vertical/negative line event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/negative line event when its lineOrPageDeltaY is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseY },
{ description: "by horizotal/positive line event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/positive line event when its lineOrPageDeltaX is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseX },
{ description: "by horizotal/negative line event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/negative line event when its lineOrPageDeltaX is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseX },
{ description: "by z line event",
event: { deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/positive page event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/positive page event when its lineOrPageDeltaY is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseY },
{ description: "by vertical/negative page event when its lineOrPageDeltaY is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by vertical/negative page event when its lineOrPageDeltaY is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -0.5, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: -1,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseY },
{ description: "by horizotal/positive page event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/positive page event when its lineOrPageDeltaX is 1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kPositive | kUseX },
{ description: "by horizotal/negative page event when its lineOrPageDeltaX is 0",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
{ description: "by horizotal/negative page event when its lineOrPageDeltaX is -1",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -0.5, deltaY: 0.0, deltaZ: 0.0,
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: -1, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNegative | kUseX },
{ description: "by z page event",
event: { deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 0.0, deltaZ: 1.0,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 },
lineOrPageDeltaX: 0, lineOrPageDeltaY: 0,
expectedOverflowDeltaX: 0, expectedOverflowDeltaY: 0 },
expected: kNone },
];

44
dom/base/nsDOMWindowUtils.cpp
View File

@ -64,6 +64,7 @@
#include "sampler.h"
#include "nsDOMBlobBuilder.h"
#include "nsIDOMFileHandle.h"
#include "nsPrintfCString.h"
using namespace mozilla;
using namespace mozilla::dom;
@ -641,7 +642,48 @@ nsDOMWindowUtils::SendWheelEvent(float aX,
nsEventStatus status;
nsresult rv = widget->DispatchEvent(&wheelEvent, status);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
bool failedX = false;
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_ZERO) &&
wheelEvent.overflowDeltaX != 0) {
failedX = true;
}
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_POSITIVE) &&
wheelEvent.overflowDeltaX <= 0) {
failedX = true;
}
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_NEGATIVE) &&
wheelEvent.overflowDeltaX >= 0) {
failedX = true;
}
bool failedY = false;
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_ZERO) &&
wheelEvent.overflowDeltaY != 0) {
failedY = true;
}
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_POSITIVE) &&
wheelEvent.overflowDeltaY <= 0) {
failedY = true;
}
if ((aOptions & WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_NEGATIVE) &&
wheelEvent.overflowDeltaY >= 0) {
failedY = true;
}
#ifdef DEBUG
if (failedX) {
nsPrintfCString debugMsg("SendWheelEvent(): unexpected overflowDeltaX: %f",
wheelEvent.overflowDeltaX);
NS_WARNING(debugMsg.get());
}
if (failedY) {
nsPrintfCString debugMsg("SendWheelEvent(): unexpected overflowDeltaY: %f",
wheelEvent.overflowDeltaY);
NS_WARNING(debugMsg.get());
}
#endif
return (!failedX && !failedY) ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP

8
dom/interfaces/base/nsIDOMWindowUtils.idl
View File

@ -317,6 +317,14 @@ interface nsIDOMWindowUtils : nsISupports {
const unsigned long WHEEL_EVENT_CAUSED_BY_PIXEL_ONLY_DEVICE = 0x0001;
const unsigned long WHEEL_EVENT_CAUSED_BY_MOMENTUM = 0x0002;
const unsigned long WHEEL_EVENT_CUSTOMIZED_BY_USER_PREFS = 0x0004;
// If any of the following flags is specified this method will throw an
// exception in case the relevant overflowDelta has an unexpected value.
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_ZERO = 0x0010;
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_POSITIVE = 0x0020;
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_NEGATIVE = 0x0040;
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_ZERO = 0x0100;
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_POSITIVE = 0x0200;
const unsigned long WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_NEGATIVE = 0x0400;
void sendWheelEvent(in float aX,
in float aY,
in double aDeltaX,

23
testing/mochitest/tests/SimpleTest/EventUtils.js
View File

@ -257,10 +257,13 @@ function synthesizeTouchAtCenter(aTarget, aEvent, aWindow)
* aEvent is an object which may contain the properties:
* shiftKey, ctrlKey, altKey, metaKey, accessKey, deltaX, deltaY, deltaZ,
* deltaMode, lineOrPageDeltaX, lineOrPageDeltaY, isMomentum, isPixelOnlyDevice,
* isCustomizedByPrefs
* isCustomizedByPrefs, expectedOverflowDeltaX, expectedOverflowDeltaY
*
* deltaMode must be defined, others are ok even if undefined.
*
* expectedOverflowDeltaX and expectedOverflowDeltaY take integer value. The
* value is just checked as 0 or positive or negative.
*
* aWindow is optional, and defaults to the current window object.
*/
function synthesizeWheel(aTarget, aOffsetX, aOffsetY, aEvent, aWindow)
@ -282,6 +285,24 @@ function synthesizeWheel(aTarget, aOffsetX, aOffsetY, aEvent, aWindow)
if (aEvent.isCustomizedByPrefs) {
options |= utils.WHEEL_EVENT_CUSTOMIZED_BY_USER_PREFS;
}
if (typeof aEvent.expectedOverflowDeltaX !== "undefined") {
if (aEvent.expectedOverflowDeltaX === 0) {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_ZERO;
} else if (aEvent.expectedOverflowDeltaX > 0) {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_POSITIVE;
} else {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_X_NEGATIVE;
}
}
if (typeof aEvent.expectedOverflowDeltaY !== "undefined") {
if (aEvent.expectedOverflowDeltaY === 0) {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_ZERO;
} else if (aEvent.expectedOverflowDeltaY > 0) {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_POSITIVE;
} else {
options |= utils.WHEEL_EVENT_EXPECTED_OVERFLOW_DELTA_Y_NEGATIVE;
}
}
var isPixelOnlyDevice =
aEvent.isPixelOnlyDevice && aEvent.deltaMode == WheelEvent.DOM_DELTA_PIXEL;
var lineOrPageDeltaX =