28 lines
716 B
JavaScript
28 lines
716 B
JavaScript
add_task(async function test() {
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var tab = await BrowserTestUtils.openNewForegroundTab(gBrowser);
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var gotTabAttrModified = false;
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var gotTabClose = false;
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function onTabClose() {
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gotTabClose = true;
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tab.addEventListener("TabAttrModified", onTabAttrModified);
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}
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function onTabAttrModified() {
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gotTabAttrModified = true;
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}
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tab.addEventListener("TabClose", onTabClose);
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BrowserTestUtils.removeTab(tab);
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ok(gotTabClose, "should have got the TabClose event");
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ok(
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!gotTabAttrModified,
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"shouldn't have got the TabAttrModified event after TabClose"
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);
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tab.removeEventListener("TabClose", onTabClose);
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tab.removeEventListener("TabAttrModified", onTabAttrModified);
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});
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