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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /browser/base/content/test/general/browser_overflowScroll.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'browser/base/content/test/general/browser_overflowScroll.js')
-rw-r--r--browser/base/content/test/general/browser_overflowScroll.js91
1 files changed, 91 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_overflowScroll.js b/browser/base/content/test/general/browser_overflowScroll.js
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index 000000000..56932fae2
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+++ b/browser/base/content/test/general/browser_overflowScroll.js
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+var tabstrip = gBrowser.tabContainer.mTabstrip;
+var scrollbox = tabstrip._scrollbox;
+var originalSmoothScroll = tabstrip.smoothScroll;
+var tabs = gBrowser.tabs;
+
+var rect = ele => ele.getBoundingClientRect();
+var width = ele => rect(ele).width;
+var left = ele => rect(ele).left;
+var right = ele => rect(ele).right;
+var isLeft = (ele, msg) => is(left(ele) + tabstrip._tabMarginLeft, left(scrollbox), msg);
+var isRight = (ele, msg) => is(right(ele) - tabstrip._tabMarginRight, right(scrollbox), msg);
+var elementFromPoint = x => tabstrip._elementFromPoint(x);
+var nextLeftElement = () => elementFromPoint(left(scrollbox) - 1);
+var nextRightElement = () => elementFromPoint(right(scrollbox) + 1);
+var firstScrollable = () => tabs[gBrowser._numPinnedTabs];
+
+function test() {
+ requestLongerTimeout(2);
+ waitForExplicitFinish();
+
+ // If the previous (or more) test finished with cleaning up the tabs,
+ // there may be some pending animations. That can cause a failure of
+ // this tests, so, we should test this in another stack.
+ setTimeout(doTest, 0);
+}
+
+function doTest() {
+ tabstrip.smoothScroll = false;
+
+ var tabMinWidth = parseInt(getComputedStyle(gBrowser.selectedTab, null).minWidth);
+ var tabCountForOverflow = Math.ceil(width(tabstrip) / tabMinWidth * 3);
+ while (tabs.length < tabCountForOverflow)
+ gBrowser.addTab("about:blank", {skipAnimation: true});
+ gBrowser.pinTab(tabs[0]);
+
+ tabstrip.addEventListener("overflow", runOverflowTests, false);
+}
+
+function runOverflowTests(aEvent) {
+ if (aEvent.detail != 1)
+ return;
+
+ tabstrip.removeEventListener("overflow", runOverflowTests, false);
+
+ var upButton = tabstrip._scrollButtonUp;
+ var downButton = tabstrip._scrollButtonDown;
+ var element;
+
+ gBrowser.selectedTab = firstScrollable();
+ ok(left(scrollbox) <= left(firstScrollable()), "Selecting the first tab scrolls it into view " +
+ "(" + left(scrollbox) + " <= " + left(firstScrollable()) + ")");
+
+ element = nextRightElement();
+ EventUtils.synthesizeMouseAtCenter(downButton, {});
+ isRight(element, "Scrolled one tab to the right with a single click");
+
+ gBrowser.selectedTab = tabs[tabs.length - 1];
+ ok(right(gBrowser.selectedTab) <= right(scrollbox), "Selecting the last tab scrolls it into view " +
+ "(" + right(gBrowser.selectedTab) + " <= " + right(scrollbox) + ")");
+
+ element = nextLeftElement();
+ EventUtils.synthesizeMouse(upButton, 1, 1, {});
+ isLeft(element, "Scrolled one tab to the left with a single click");
+
+ let elementPoint = left(scrollbox) - width(scrollbox);
+ element = elementFromPoint(elementPoint);
+ if (elementPoint == right(element)) {
+ element = element.nextSibling;
+ }
+ EventUtils.synthesizeMouse(upButton, 1, 1, {clickCount: 2});
+ isLeft(element, "Scrolled one page of tabs with a double click");
+
+ EventUtils.synthesizeMouse(upButton, 1, 1, {clickCount: 3});
+ var firstScrollableLeft = left(firstScrollable());
+ ok(left(scrollbox) <= firstScrollableLeft, "Scrolled to the start with a triple click " +
+ "(" + left(scrollbox) + " <= " + firstScrollableLeft + ")");
+
+ for (var i = 2; i; i--)
+ EventUtils.synthesizeWheel(scrollbox, 1, 1, { deltaX: -1.0, deltaMode: WheelEvent.DOM_DELTA_LINE });
+ is(left(firstScrollable()), firstScrollableLeft, "Remained at the start with the mouse wheel");
+
+ element = nextRightElement();
+ EventUtils.synthesizeWheel(scrollbox, 1, 1, { deltaX: 1.0, deltaMode: WheelEvent.DOM_DELTA_LINE});
+ isRight(element, "Scrolled one tab to the right with the mouse wheel");
+
+ while (tabs.length > 1)
+ gBrowser.removeTab(tabs[0]);
+
+ tabstrip.smoothScroll = originalSmoothScroll;
+ finish();
+}