forked from mirrors/gecko-dev
37 lines
1.2 KiB
JavaScript
37 lines
1.2 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(
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"command",
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true,
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true,
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contentWindow,
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0,
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false,
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false,
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false,
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false,
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null,
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0
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);
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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(NewTabPagePreloading.enabled, "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(!NewTabPagePreloading.enabled, "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(NewTabPagePreloading.enabled, "Default Home allows preloading again.");
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BrowserTestUtils.removeTab(gBrowser.selectedTab);
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});
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