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Test Info:
- Manifest: layout/base/tests/browser.toml
/**
* 1. load about:addons in a new tab and select that tab
* 2. insert a button with tooltiptext
* 3. create a new blank tab and select that tab
* 4. select the about:addons tab and hover the inserted button
* 5. remove the about:addons tab
* 6. remove the blank tab
*
* the test succeeds if it doesn't trigger any assertions
*/
add_task(async function test() {
// Open the test tab
let testTab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
"about:addons"
);
// insert button into test page content
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function () {
let doc = content.document;
let e = doc.createXULElement("button");
e.setAttribute("label", "hello");
e.setAttribute("tooltiptext", "world");
e.setAttribute("id", "test-button");
doc.documentElement.insertBefore(e, doc.documentElement.firstChild);
});
// open a second tab and select it
let tab2 = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
"about:blank",
true
);
gBrowser.selectedTab = tab2;
// Select the testTab then perform mouse events on inserted button
gBrowser.selectedTab = testTab;
let browser = gBrowser.selectedBrowser;
EventUtils.disableNonTestMouseEvents(true);
try {
await BrowserTestUtils.synthesizeMouse(
"#test-button",
1,
1,
{ type: "mouseover" },
browser
);
await BrowserTestUtils.synthesizeMouse(
"#test-button",
2,
6,
{ type: "mousemove" },
browser
);
await BrowserTestUtils.synthesizeMouse(
"#test-button",
2,
4,
{ type: "mousemove" },
browser
);
} finally {
EventUtils.disableNonTestMouseEvents(false);
}
// cleanup
BrowserTestUtils.removeTab(testTab);
BrowserTestUtils.removeTab(tab2);
ok(true, "pass if no assertions");
});