test_ext_contentscript_permission.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>Test for content script</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script src="/tests/SimpleTest/ExtensionTestUtils.js"></script>

  <script type="text/javascript" src="head.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

</head>

<body>

<script type="text/javascript">

"use strict";

add_task(async function test_contentscript() {

  function background() {

    browser.test.onMessage.addListener(async url => {

      let tab = await browser.tabs.create({url});

      let executed = true;

      try {

        await browser.tabs.executeScript(tab.id, {code: "true;"});

      } catch (e) {

        executed = false;

      await browser.tabs.remove([tab.id]);

      browser.test.sendMessage("executed", executed);

});

  let extensionData = {

    manifest: {

      permissions: ["<all_urls>"],

},

    background,

};

  let extension = ExtensionTestUtils.loadExtension(extensionData);

  await extension.startup();

  extension.sendMessage("https://example.com");

  let result = await extension.awaitMessage("executed");

  is(result, true, "Content script can be run in a page without mozAddonManager");

  await SpecialPowers.pushPrefEnv({

    set: [["extensions.webapi.testing", true]],

});

  extension.sendMessage("https://example.com");

  result = await extension.awaitMessage("executed");

  is(result, false, "Content script cannot be run in a page with mozAddonManager");

  await extension.unload();

});

</script>

</body>

</html>