Bug 863246 - Add test cases r=billm

MozReview-Commit-ID: 9oXWNOREemX --HG-- extra : rebase_source : 2d13e3b9fc48d1a8060992bc99d846cca8342480

Bug 863246 - Add test cases r=billm
be674ca7 · Chung-Sheng Fu · 2c9f10e8 · be674ca7 · be674ca7
Commit be674ca7 authored 7 years ago by Chung-Sheng Fu
--- a/browser/components/resistfingerprinting/test/mochitest/mochitest.ini
+++ b/browser/components/resistfingerprinting/test/mochitest/mochitest.ini
 [DEFAULT]
 tags = resistfingerprinting
+
 support-files =
  worker_child.js
  worker_grandchild.js
@@ -13,3 +14,4 @@ scheme = https
 support-files = test_hide_gamepad_info_iframe.html
 [test_speech_synthesis.html]
 [test_bug1382499_touch_api.html]
+[test_bug863246_resource_uri.html]
--- a/browser/components/resistfingerprinting/test/mochitest/test_bug863246_resource_uri.html
+++ b/browser/components/resistfingerprinting/test/mochitest/test_bug863246_resource_uri.html
+<!DOCTYPE html>
+<meta charset="utf8">
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script src="/tests/SimpleTest/SpawnTask.js"></script>
+<script>
+/* global SimpleTest SpecialPowers add_task */
+
+function waitForDOMContentLoaded() {
+  return new Promise((aResolve) => {
+    document.addEventListener("DOMContentLoaded", aResolve);
+  });
+}
+
+function testResourceUri(aTest, aUri, aContentAccessible) {
+  return new Promise((aResolve) => {
+    let link = document.createElement("link");
+    link.rel = "stylesheet";
+    link.onload = () => {
+      SimpleTest.ok(aContentAccessible, aTest);
+      aResolve();
+    };
+    link.onerror = () => {
+      SimpleTest.ok(!aContentAccessible, aTest);
+      aResolve();
+    };
+    link.href = aUri;
+    document.head.appendChild(link);
+  });
+}
+
+add_task(async function() {
+  await waitForDOMContentLoaded();
+  await testResourceUri(
+      "resource://content-accessible is content-accessible",
+      "resource://content-accessible/viewsource.css",
+      true);
+  await testResourceUri(
+      "resource://gre-resources is not content-accessible",
+      "resource://gre-resources/html.css",
+      false);
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["security.all_resource_uri_content_accessible", true]
+    ]
+  });
+  await testResourceUri(
+      "security.all_resource_uri_content_accessible = true, resource://gre-resources is now content-accessible",
+      "resource://gre-resources/html.css",
+      true);
+});
+</script>