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Bug 1796690 - Use instant scrolls in test setup. r=dao

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Do not wait for scrollend after a scroll that will not trigger a change in scroll
position. A scrollend event will not be fired for a programatic scroll that will
not change the scroll position.

Differential Revision: https://phabricator.services.mozilla.com/D162341
This commit is contained in:
Dan Robertson 2022-11-18 15:12:11 +00:00
parent 26f639b478
commit 68a440975b
1 changed files with 4 additions and 8 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

12
browser/tools/mozscreenshots/mozscreenshots/extension/configurations/Tabs.jsm
View file

@ -16,9 +16,6 @@ const { setTimeout } = ChromeUtils.importESModule(
const { TestUtils } = ChromeUtils.importESModule(
"resource://testing-common/TestUtils.sys.mjs"
);
const { BrowserTestUtils } = ChromeUtils.importESModule(
"resource://testing-common/BrowserTestUtils.sys.mjs"
);
var Tabs = {
init(libDir) {},
@ -132,13 +129,12 @@ var Tabs = {
await new Promise((resolve, reject) => {
setTimeout(resolve, 3000);
});
// Make sure the tabstrip is scrolled all the way to the left.
let scrolled = BrowserTestUtils.waitForEvent(
browserWindow.gBrowser.tabContainer.arrowScrollbox,
"scrollend"
browserWindow.gBrowser.tabContainer.arrowScrollbox.scrollByIndex(
-100,
true
);
browserWindow.gBrowser.tabContainer.arrowScrollbox.scrollByIndex(-100);
await scrolled;
await allTabTitlesDisplayed(browserWindow);
},