forked from mirrors/gecko-dev
95 lines
3.2 KiB
JavaScript
95 lines
3.2 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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add_task(async function test() {
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await SpecialPowers.pushPrefEnv({
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set: [["dom.require_user_interaction_for_beforeunload", false]],
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});
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let url = "about:robots";
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let tab0 = gBrowser.tabs[0];
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let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, url);
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const staleAttributes = [
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"activemedia-blocked",
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"busy",
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"pendingicon",
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"progress",
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"soundplaying",
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];
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for (let attr of staleAttributes) {
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tab0.toggleAttribute(attr, true);
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}
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gBrowser.discardBrowser(tab0);
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ok(!tab0.linkedPanel, "tab0 is suspended");
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for (let attr of staleAttributes) {
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ok(
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!tab0.hasAttribute(attr),
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`discarding browser removes "${attr}" tab attribute`
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);
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}
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await BrowserTestUtils.switchTab(gBrowser, tab0);
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ok(tab0.linkedPanel, "selecting tab unsuspends it");
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// Test that active tab is not able to be suspended.
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gBrowser.discardBrowser(tab0);
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ok(tab0.linkedPanel, "active tab is not able to be suspended");
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// Test that tab that is closing is not able to be suspended.
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gBrowser._beginRemoveTab(tab1);
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gBrowser.discardBrowser(tab1);
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ok(tab1.linkedPanel, "cannot suspend a tab that is closing");
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gBrowser._endRemoveTab(tab1);
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// Open tab containing a page which has a beforeunload handler which shows a prompt.
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url =
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"http://example.com/browser/browser/components/sessionstore/test/browser_1284886_suspend_tab.html";
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tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, url);
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await BrowserTestUtils.switchTab(gBrowser, tab0);
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// Test that tab with beforeunload handler which would show a prompt cannot be suspended.
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gBrowser.discardBrowser(tab1);
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ok(
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tab1.linkedPanel,
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"cannot suspend a tab with beforeunload handler which would show a prompt"
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);
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// Test that tab with beforeunload handler which would show a prompt will be suspended if forced.
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gBrowser.discardBrowser(tab1, true);
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ok(
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!tab1.linkedPanel,
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"force suspending a tab with beforeunload handler which would show a prompt"
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);
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BrowserTestUtils.removeTab(tab1);
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// Open tab containing a page which has a beforeunload handler which does not show a prompt.
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url =
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"http://example.com/browser/browser/components/sessionstore/test/browser_1284886_suspend_tab_2.html";
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tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, url);
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await BrowserTestUtils.switchTab(gBrowser, tab0);
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// Test that tab with beforeunload handler which would not show a prompt can be suspended.
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gBrowser.discardBrowser(tab1);
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ok(
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!tab1.linkedPanel,
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"can suspend a tab with beforeunload handler which would not show a prompt"
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);
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BrowserTestUtils.removeTab(tab1);
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// Test that non-remote tab is not able to be suspended.
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url = "about:robots";
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tab1 = BrowserTestUtils.addTab(gBrowser, url, { forceNotRemote: true });
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await promiseBrowserLoaded(tab1.linkedBrowser, true, url);
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await BrowserTestUtils.switchTab(gBrowser, tab1);
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await BrowserTestUtils.switchTab(gBrowser, tab0);
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gBrowser.discardBrowser(tab1);
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ok(tab1.linkedPanel, "cannot suspend a remote tab");
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BrowserTestUtils.removeTab(tab1);
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});
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