forked from mirrors/gecko-dev
30 lines
969 B
JavaScript
30 lines
969 B
JavaScript
ChromeUtils.defineESModuleGetters(this, {
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SessionStore: "resource:///modules/sessionstore/SessionStore.sys.mjs",
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TabStateCache: "resource:///modules/sessionstore/TabStateCache.sys.mjs",
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});
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add_task(async function () {
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await BrowserTestUtils.withNewTab(
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"http://example.com",
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async function (aBrowser) {
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let tab = gBrowser.getTabForBrowser(aBrowser);
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await TabStateFlusher.flush(aBrowser);
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let before = TabStateCache.get(aBrowser.permanentKey);
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let newTab = SessionStore.duplicateTab(window, tab);
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await Promise.all([
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BrowserTestUtils.browserLoaded(newTab.linkedBrowser),
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TestUtils.topicObserved("sessionstore-debug-tab-restored"),
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]);
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let after = TabStateCache.get(newTab.linkedBrowser.permanentKey);
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isnot(
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before.history.entries,
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after.history.entries,
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"The entry objects should not be shared"
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);
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BrowserTestUtils.removeTab(newTab);
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}
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);
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});
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