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<!DOCTYPE HTML>
<html>
<head>
  <title>Test the web_accessible_resources incognito</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";

let image = atob("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAA" +
                 "ACnej3aAAAAAXRSTlMAQObYZgAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=");
const IMAGE_ARRAYBUFFER = Uint8Array.from(image, byte => byte.charCodeAt(0)).buffer;

async function testImageLoading(src, expectedAction) {
  let imageLoadingPromise = new Promise((resolve, reject) => {
    let cleanupListeners;
    let testImage = new window.Image();
    // Set the src via wrappedJSObject so the load is triggered with the
    // content page's principal rather than ours.
    testImage.wrappedJSObject.setAttribute("src", src);

    let loadListener = () => {
      cleanupListeners();
      resolve(expectedAction === "loaded");
    };

    let errorListener = (event) => {
      cleanupListeners();
      resolve(expectedAction === "blocked");
      browser.test.log(`+++ image loading ${event.error}`);
    };

    cleanupListeners = () => {
      testImage.removeEventListener("load", loadListener);
      testImage.removeEventListener("error", errorListener);
    };

    testImage.addEventListener("load", loadListener);
    testImage.addEventListener("error", errorListener);
  });

  let success = await imageLoadingPromise;
  browser.runtime.sendMessage({name: "image-loading", expectedAction, success});
}

function testScript() {
  window.postMessage("test-script-loaded", "*");
}

add_task(async function test_web_accessible_resources_incognito() {
  // This extension will not have access to private browsing so its
  // accessible resources should not be able to load in them.
  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      "web_accessible_resources": [
        "image.png",
        "test_script.js",
        "accessible.html",
      ],
    },
    background() {
      browser.test.sendMessage("url", browser.runtime.getURL(""));
    },
    files: {
      "image.png": IMAGE_ARRAYBUFFER,
      "test_script.js": testScript,
      "accessible.html": `<html><head>
        <meta charset="utf-8">
      </head></html>`,
    },
  });

  await extension.startup();
  let baseUrl = await extension.awaitMessage("url");

  async function content() {
    let baseUrl = await browser.runtime.sendMessage({name: "get-url"});
    testImageLoading(`${baseUrl}image.png`, "loaded");

    let testScriptElement = document.createElement("script");
    // Set the src via wrappedJSObject so the load is triggered with the
    // content page's principal rather than ours.
    testScriptElement.wrappedJSObject.setAttribute("src", `${baseUrl}test_script.js`);
    document.head.appendChild(testScriptElement);

    let iframe = document.createElement("iframe");
    // Set the src via wrappedJSObject so the load is triggered with the
    // content page's principal rather than ours.
    iframe.wrappedJSObject.setAttribute("src", `${baseUrl}accessible.html`);
    document.body.appendChild(iframe);

    // eslint-disable-next-line mozilla/balanced-listeners
    window.addEventListener("message", event => {
      browser.runtime.sendMessage({"name": event.data});
    });
  }

  let pb_extension = ExtensionTestUtils.loadExtension({
    incognitoOverride: "spanning",
    manifest: {
      permissions: ["tabs"],
      content_scripts: [{
        "matches": ["*://example.com/*/file_sample.html"],
        "run_at": "document_end",
        "js": ["content_script_helper.js", "content_script.js"],
      }],
    },
    files: {
      "content_script_helper.js": `${testImageLoading}`,
      "content_script.js": content,
    },
    background() {
      let url = "http://example.com/tests/toolkit/components/extensions/test/mochitest/file_sample.html";
      let baseUrl;
      let window;

      browser.runtime.onMessage.addListener(async msg => {
        switch (msg.name) {
          case "image-loading":
            browser.test.assertFalse(msg.success, `Image was ${msg.expectedAction}`);
            browser.test.sendMessage(`image-${msg.expectedAction}`);
            break;
          case "get-url":
            return baseUrl;
          default:
            browser.test.fail(`unexepected message ${msg.name}`);
        }
      });

      browser.test.onMessage.addListener(async (msg, data) => {
        if (msg == "start") {
          baseUrl = data;
          window = await browser.windows.create({url, incognito: true});
        }
        if (msg == "close") {
          browser.windows.remove(window.id);
        }
      });
    },
  });
  await pb_extension.startup();

  consoleMonitor.start([
    {message: /may not load or link to.*image.png/},
    {message: /may not load or link to.*test_script.js/},
    {message: /\<script\> source URI is not allowed in this document/},
    {message: /may not load or link to.*accessible.html/},
  ]);

  pb_extension.sendMessage("start", baseUrl);

  await pb_extension.awaitMessage("image-loaded");

  pb_extension.sendMessage("close");

  await extension.unload();
  await pb_extension.unload();

  await consoleMonitor.finished();
});

</script>

</body>
</html>