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<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>Tests scripting.executeScript() and activeTab</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="/tests/SimpleTest/ExtensionTestUtils.js"></script>
  <script type="text/javascript" src="head.js"></script>
  <link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
</head>
<body>

<script type="text/javascript">

"use strict";

const makeExtension = ({ manifest: manifestProps, ...otherProps }) => {
  return ExtensionTestUtils.loadExtension({
    manifest: {
      manifest_version: 3,
      action: {},
      ...manifestProps,
    },
    ...otherProps,
  });
};

add_task(async function setup() {
  await SpecialPowers.pushPrefEnv({
    set: [["extensions.manifestV3.enabled", true]],
  });
});

async function verifyExecuteScriptActiveTab(permissions, host_permissions) {
  let extension = makeExtension({
    manifest: {
      permissions: ["scripting", ...permissions],
      host_permissions,
    },
    background() {
      browser.action.onClicked.addListener(async tab => {
        const results = await browser.scripting.executeScript({
          target: { tabId: tab.id },
          func: () => document.title,
        });

        browser.test.assertEq(
          1,
          results.length,
          "got expected number of results"
        );
        browser.test.assertEq(
          "file sample",
          results[0].result,
          "got the expected title"
        );
        browser.test.assertEq(
          0,
          results[0].frameId,
          "got the expected frameId"
        );

        browser.test.sendMessage("execute-script");
      });

      browser.test.onMessage.addListener(async msg => {
        switch (msg) {
          case "reload-and-execute":
            const tabs = await browser.tabs.query({ active: true });
            const tabId = tabs[0].id;

            let promiseTabLoad = new Promise(resolve => {
              browser.tabs.onUpdated.addListener(function listener(updatedTabId, changeInfo) {
                browser.test.assertEq(tabId, updatedTabId, "got expected tabId");

                if (tabId === updatedTabId && changeInfo.status === "complete") {
                  browser.tabs.onUpdated.removeListener(listener);
                  resolve();
                }
              });
            });

            await browser.tabs.reload();
            await promiseTabLoad;

            await browser.test.assertRejects(
              browser.scripting.executeScript({
                target: { tabId },
                func: () => {
                  browser.test.fail("Unexpected execution");
                },
              }),
              "Missing host permission for the tab",
              "expected host permission error"
            );

            browser.test.sendMessage("execute-script-after-reload");

            break;
          default:
            browser.test.fail(`invalid message received: ${msg}`);
        }
      });

      browser.test.sendMessage("background-ready");
    },
  });

  let tab = await AppTestDelegate.openNewForegroundTab(
    window,
    "https://test1.example.com/tests/toolkit/components/extensions/test/mochitest/file_sample.html",
    true
  );

  await extension.startup();
  await extension.awaitMessage("background-ready");

  await AppTestDelegate.clickBrowserAction(window, extension);
  await extension.awaitMessage("execute-script");
  await AppTestDelegate.closeBrowserAction(window, extension);

  extension.sendMessage("reload-and-execute");
  await extension.awaitMessage("execute-script-after-reload");

  await extension.unload();

  await AppTestDelegate.removeTab(window, tab);
}

// Test executeScript works with the standard activeTab permission.
add_task(async function test_executeScript_activeTab_permission() {
  await verifyExecuteScriptActiveTab(["activeTab"], []);
});

// Test executeScript works with automatic activeTab granted from optional
// host permissions.
add_task(async function test_executeScript_activeTab_automatic_originControls() {
  await verifyExecuteScriptActiveTab([], ["*://test1.example.com/*"]);
});

</script>

</body>
</html>