forked from mirrors/gecko-dev
40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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function test() {
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waitForExplicitFinish();
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// establish initial state
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is(gBrowser.tabs.length, 1, "we start with one tab");
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// create a tab
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let tab = gBrowser.loadOneTab("about:blank", {
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triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
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});
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ok(!tab.hidden, "tab starts out not hidden");
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is(gBrowser.tabs.length, 2, "we now have two tabs");
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// make sure .hidden is read-only
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tab.hidden = true;
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ok(!tab.hidden, "can't set .hidden directly");
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// hide the tab
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gBrowser.hideTab(tab);
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ok(tab.hidden, "tab is hidden");
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// now pin it and make sure it gets unhidden
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gBrowser.pinTab(tab);
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ok(tab.pinned, "tab was pinned");
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ok(!tab.hidden, "tab was unhidden");
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// try hiding it now that it's pinned; shouldn't be able to
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gBrowser.hideTab(tab);
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ok(!tab.hidden, "tab did not hide");
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// clean up
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gBrowser.removeTab(tab);
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is(gBrowser.tabs.length, 1, "we finish with one tab");
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finish();
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}
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