forked from mirrors/gecko-dev
17be320585
MozReview-Commit-ID: GNbMgaLpB9n --HG-- extra : rebase_source : f5177816f7ae30c5d997b32ec8a93533ac943906
25 lines
1.1 KiB
JavaScript
25 lines
1.1 KiB
JavaScript
add_task(async function newtabPreloaded() {
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await openPreferencesViaOpenPreferencesAPI("paneHome", {leaveOpen: true});
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const {contentDocument: doc, contentWindow} = gBrowser;
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function dispatchMenuItemCommand(menuItem) {
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const cmdEvent = doc.createEvent("xulcommandevent");
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cmdEvent.initCommandEvent("command", true, true, contentWindow, 0, false, false, false, false, null, 0);
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menuItem.dispatchEvent(cmdEvent);
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}
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const menuHome = doc.querySelector(`#newTabMode menuitem[value="0"]`);
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const menuBlank = doc.querySelector(`#newTabMode menuitem[value="1"]`);
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ok(menuHome.selected, "The first item, Home (default), is selected.");
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ok(gBrowser._isPreloadingEnabled(), "Default Home allows preloading.");
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dispatchMenuItemCommand(menuBlank);
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ok(menuBlank.selected, "The second item, Blank, is selected.");
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ok(!gBrowser._isPreloadingEnabled(), "Non-Home prevents preloading.");
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dispatchMenuItemCommand(menuHome);
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ok(menuHome.selected, "The first item, Home, is selected again.");
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ok(gBrowser._isPreloadingEnabled(), "Default Home allows preloading again.");
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BrowserTestUtils.removeTab(gBrowser.selectedTab);
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});
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