<!DOCTYPE HTML>
<html>
<head>
  <title>WebExtension test</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";

function background() {
  browser.runtime.onConnect.addListener(port => {
    browser.test.assertEq(port.name, "ernie", "port name correct");
    browser.test.assertTrue(port.sender.url.endsWith("file_sample.html"), "URL correct");
    browser.test.assertTrue(port.sender.tab.url.endsWith("file_sample.html"), "tab URL correct");
    browser.test.assertEq(port.sender.frameId, 0, "frameId of top frame");

    let expected = "message 1";
    port.onMessage.addListener(msg => {
      browser.test.assertEq(msg, expected, "message is expected");
      if (expected == "message 1") {
        port.postMessage("message 2");
        expected = "message 3";
      } else if (expected == "message 3") {
        expected = "disconnect";
        browser.test.notifyPass("runtime.connect");
      }
    });
    port.onDisconnect.addListener(() => {
      browser.test.assertEq(null, port.error, "No error because port is closed by disconnect() at other end");
      browser.test.assertEq(expected, "disconnect", "got disconnection at right time");
    });
  });
}

function contentScript() {
  let port = browser.runtime.connect({name: "ernie"});
  port.postMessage("message 1");
  port.onMessage.addListener(msg => {
    if (msg == "message 2") {
      port.postMessage("message 3");
      port.disconnect();
    }
  });
}

let extensionData = {
  background,
  manifest: {
    "permissions": ["tabs"],
    "content_scripts": [{
      "matches": ["http://mochi.test/*/file_sample.html"],
      "js": ["content_script.js"],
      "run_at": "document_start",
    }],
  },

  files: {
    "content_script.js": contentScript,
  },
};

add_task(async function test_contentscript() {
  let extension = ExtensionTestUtils.loadExtension(extensionData);
  await extension.startup();

  let win = window.open("file_sample.html");

  await Promise.all([waitForLoad(win), extension.awaitFinish("runtime.connect")]);

  win.close();

  await extension.unload();
  info("extension unloaded");
});
</script>

</body>
</html>
