forked from mirrors/gecko-dev
45 lines
1.4 KiB
JavaScript
45 lines
1.4 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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// Check that Dead Objects do not break the Web/Browser Consoles.
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//
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// This test:
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// - Opens the Browser Console.
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// - Creates a sandbox.
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// - Stores a reference to the sandbox on the chrome window object.
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// - Nukes the sandbox
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// - Tries to use the sandbox. This is the dead object.
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"use strict";
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add_task(async function () {
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// Needed for the execute() function below
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await pushPref("security.allow_parent_unrestricted_js_loads", true);
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const hud = await BrowserConsoleManager.toggleBrowserConsole();
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ok(hud, "browser console opened");
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// Add the reference to the nuked sandbox.
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execute(
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hud,
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"window.nukedSandbox = Cu.Sandbox(null); Cu.nukeSandbox(nukedSandbox);"
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);
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await executeAndWaitForResultMessage(hud, "nukedSandbox", "DeadObject");
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const msg = await executeAndWaitForErrorMessage(
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hud,
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"nukedSandbox.hello",
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"can't access dead object"
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);
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// Check that the link contains an anchor. We can't click on the link because
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// clicking links from tests attempts to access an external URL and crashes Firefox.
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const anchor = msg.node.querySelector("a");
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is(anchor.textContent, "[Learn More]", "Link text is correct");
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await executeAndWaitForResultMessage(
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hud,
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"delete window.nukedSandbox; 1 + 1",
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"2"
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);
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});
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