test_inspector-reload.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=

-->

<head>

  <meta charset="utf-8">

  <title>Test for Bug </title>

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

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

  <script type="application/javascript" src="inspector-helpers.js"></script>

  <script type="application/javascript">

"use strict";

window.onload = function() {

  SimpleTest.waitForExplicitFinish();

  runNextTest();

};

let gInspectee = null;

let gWalker = null;

let gResourceCommand = null;

let gCommands = null;

addTest(async function setup() {

  const url = document.getElementById("inspectorContent").href;

  const { commands, doc } = await attachURL(url);

  const target = commands.targetCommand.targetFront;

  const inspector = await target.getFront("inspector");

  gInspectee = doc;

  const walker = inspector.walker;

  gWalker = await inspector.getWalker();

  gResourceCommand = commands.resourceCommand;

  gCommands = commands;

  ok(walker === gWalker, "getWalker() twice should return the same walker.");

  runNextTest();

});

addTest(async function testReload() {

  const oldRootID = gWalker.rootNode.actorID;

  info("Start watching for root nodes and wait for the initial root node");

  let rootNodeResolve;

  let rootNodePromise = new Promise(r => (rootNodeResolve = r));

  const onAvailable = rootNodeFront => rootNodeResolve(rootNodeFront);

  await gResourceCommand.watchResources([gResourceCommand.TYPES.ROOT_NODE], {

    onAvailable,

});

  await rootNodePromise;

  info("Retrieve the node front for the selector `#a`");

  const nodeFront = await gWalker.querySelector(gWalker.rootNode, "#a");

  ok(nodeFront.actorID, "Node front has a valid actor ID");

  info("Reload the page and wait for the newRoot mutation");

  rootNodePromise = new Promise(r => (rootNodeResolve = r));

  gInspectee.defaultView.location.reload();

  await rootNodePromise;

  gWalker = (await gCommands.targetCommand.targetFront.getFront("inspector")).walker;

  info("Retrieve the (new) node front for the selector `#a`");

  const newNodeFront = await gWalker.querySelector(gWalker.rootNode, "#a");

  ok(newNodeFront.actorID, "Got a new actor ID");

  ok(gWalker.rootNode.actorID != oldRootID, "Root node should have changed.");

  runNextTest();

});

addTest(function cleanup() {

  gWalker = null;

  gInspectee = null;

  gResourceCommand = null;

  runNextTest();

});

  </script>

</head>

<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=">Mozilla Bug </a>

<a id="inspectorContent" target="_blank" href="inspector-traversal-data.html">Test Document</a>

<p id="display"></p>

<div id="content" style="display: none">

</div>

<pre id="test">

</pre>

</body>

</html>