mozilla-release/toolkit/components/url-classifier/tests/mochitest/test_classified_annotations.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Test the URI Classifier</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">
</head>

<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">

<script class="testbody" type="text/javascript">

var mainWindow = window.docShell.rootTreeItem.domWindow;
var contentPage = "http://mochi.test:8888/chrome/toolkit/components/url-classifier/tests/mochitest/classifiedAnnotatedFrame.html";

var Cc = SpecialPowers.Cc;
var Ci = SpecialPowers.Ci;

const {Services} = ChromeUtils.import("resource://gre/modules/Services.jsm");
const {UrlClassifierTestUtils} = ChromeUtils.import("resource://testing-common/UrlClassifierTestUtils.jsm");
const {TestUtils} = ChromeUtils.import("resource://testing-common/TestUtils.jsm");

function testOnWindow() {
  return new Promise((resolve, reject) => {
    let win = mainWindow.OpenBrowserWindow();
    win.addEventListener("load", function() {
      TestUtils.topicObserved("browser-delayed-startup-finished",
                              subject => subject == win).then(() => {
        win.addEventListener("DOMContentLoaded", function onInnerLoad() {
          if (win.content.location.href != contentPage) {
            win.gBrowser.loadURI(contentPage, {
              triggeringPrincipal: Services.scriptSecurityManager.createNullPrincipal({}),
            });
            return;
          }
          win.removeEventListener("DOMContentLoaded", onInnerLoad, true);

          win.content.addEventListener("OnLoadComplete", function innerLoad2(e) {
            win.content.removeEventListener("OnLoadComplete", innerLoad2);
            SimpleTest.executeSoon(function() {
              checkLoads(win, JSON.parse(e.detail));
              resolve(win);
            });
          }, false, true);
        }, true);
        SimpleTest.executeSoon(function() {
          win.gBrowser.loadURI(contentPage, {
            triggeringPrincipal: Services.scriptSecurityManager.createNullPrincipal({}),
          });
        });
      });
    }, {capture: true, once: true});
  });
}

var badids = [
  "badscript1",
  "badscript2",
  "badimage1",
  "badimage2",
  "badframe1",
  "badframe2",
  "badmedia1",
  "badcss",
];

function checkLoads(aWindow, aData) {
  var win = aWindow.content;

  is(aData.scriptItem1, "untouched", "Should not load tracking javascript");
  is(aData.scriptItem2, "untouched", "Should not load tracking javascript (2)");

  is(aData.imageItem1, "untouched", "Should not load tracking images");
  is(aData.imageItem2, "untouched", "Should not load tracking images (2)");

  is(aData.frameItem1, "untouched", "Should not load tracking iframes");
  is(aData.frameItem2, "untouched", "Should not load tracking iframes (2)");
  is(aData.mediaItem1, "error", "Should not load tracking videos");
  is(aData.xhrItem, "failed", "Should not load tracking XHRs");
  is(aData.fetchItem, "error", "Should not fetch from tracking URLs");

  var elt = win.document.getElementById("styleCheck");
  var style = win.document.defaultView.getComputedStyle(elt);
  isnot(style.visibility, "hidden", "Should not load tracking css");

  is(win.document.blockedNodeByClassifierCount, badids.length,
    "Should identify all tracking elements");

  var blockedNodes = win.document.blockedNodesByClassifier;

  // Make sure that every node in blockedNodes exists in the tree
  // (that may not always be the case but do not expect any nodes to disappear
  // from the tree here)
  var allNodeMatch = true;
  for (let i = 0; i < blockedNodes.length; i++) {
    let nodeMatch = false;
    for (let j = 0; j < badids.length && !nodeMatch; j++) {
      nodeMatch = nodeMatch ||
        (blockedNodes[i] == win.document.getElementById(badids[j]));
    }

    allNodeMatch = allNodeMatch && nodeMatch;
  }
  ok(allNodeMatch, "All annotated nodes are expected in the tree");

  // Make sure that every node with a badid (see badids) is found in the
  // blockedNodes. This tells us if we are neglecting to annotate
  // some nodes
  allNodeMatch = true;
  for (let j = 0; j < badids.length; j++) {
    let nodeMatch = false;
    for (let i = 0; i < blockedNodes.length && !nodeMatch; i++) {
      nodeMatch = nodeMatch ||
        (blockedNodes[i] == win.document.getElementById(badids[j]));
    }

    if (!nodeMatch) {
      console.log(badids[j] + " was not found in blockedNodes");
    }
    allNodeMatch = allNodeMatch && nodeMatch;
  }
  ok(allNodeMatch, "All tracking nodes are expected to be annotated as such");

  // End (parent) test.
}

function cleanup() {
  SpecialPowers.clearUserPref("privacy.trackingprotection.enabled");
  SpecialPowers.clearUserPref("channelclassifier.allowlist_example");

  UrlClassifierTestUtils.cleanupTestTrackers();
}

SpecialPowers.pushPrefEnv(
  {"set": [["urlclassifier.trackingTable", "moztest-track-simple"]]},
  test);

async function test() {
  SimpleTest.registerCleanupFunction(cleanup);
  await UrlClassifierTestUtils.addTestTrackers();

  await SpecialPowers.setBoolPref("privacy.trackingprotection.enabled", true);
  // Make sure chrome:// URIs are processed. This does not white-list
  // any URIs unless 'https://allowlisted.example.com' is added in the
  // permission manager (see test_allowlisted_annotations.html)
  await SpecialPowers.setBoolPref("channelclassifier.allowlist_example", true);

  await testOnWindow().then(function(aWindow) {
    aWindow.close();
  });

  SimpleTest.finish();
}

// Expected finish() call is in "classifiedAnnotatedFrame.html".
SimpleTest.waitForExplicitFinish();

</script>

</pre>
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