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<!DOCTYPE HTML>
<html>
<head>
<title>WebExtension test</title>
<meta charset="utf-8">
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/ExtensionTestUtils.js"></script>
<script src="head.js" type="text/javascript"></script>
<link href="/tests/SimpleTest/test.css" rel="stylesheet"/>
</head>
<body>
<script type="text/javascript">
"use strict";
/* eslint-disable mozilla/balanced-listeners */
add_task(async function testAlertNotShownInBackgroundWindow() {
let extension = ExtensionTestUtils.loadExtension({
background: function () {
alert("I am an alert in the background.");
browser.test.notifyPass("alertCalled");
}
});
let consoleOpened = loadChromeScript(() => {
const {sendAsyncMessage, assert} = this;
assert.ok(!Services.wm.getEnumerator("alert:alert").hasMoreElements(), "Alerts should not be present at the start of the test.");
Services.obs.addObserver(function observer() {
sendAsyncMessage("web-console-created");
Services.obs.removeObserver(observer, "web-console-created");
}, "web-console-created");
});
let opened = consoleOpened.promiseOneMessage("web-console-created");
consoleMonitor.start([
{
message: /alert\(\) is not supported in background windows/
}, {
message: /I am an alert in the background/
}
]);
await extension.startup();
await extension.awaitFinish("alertCalled");
let chromeScript = loadChromeScript(async () => {
const {assert} = this;
assert.ok(!Services.wm.getEnumerator("alert:alert").hasMoreElements(), "Alerts should not be present after calling alert().");
});
chromeScript.destroy();
await consoleMonitor.finished();
await opened;
consoleOpened.destroy();
chromeScript = loadChromeScript(async () => {
const {sendAsyncMessage} = this;
let {require} = ChromeUtils.importESModule("resource://devtools/shared/loader/Loader.sys.mjs");
require("devtools/client/framework/devtools-browser");
let {BrowserConsoleManager} = require("devtools/client/webconsole/browser-console-manager");
// And then double check that we have an actual browser console.
let haveConsole = !!BrowserConsoleManager.getBrowserConsole();
if (haveConsole) {
await BrowserConsoleManager.toggleBrowserConsole();
}
sendAsyncMessage("done", haveConsole);
});
let consoleShown = await chromeScript.promiseOneMessage("done");
ok(consoleShown, "console was shown");
chromeScript.destroy();
await extension.unload();
});
</script>
</body>
</html>
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