1 files changed, 58 insertions, 0 deletions
diff --git a/dom/base/test/browser_user_input_handling_delay_aboutblank.js b/dom/base/test/browser_user_input_handling_delay_aboutblank.js
new file mode 100644
index 0000000000..c49a9bf7ed
--- /dev/null
+++ b/dom/base/test/browser_user_input_handling_delay_aboutblank.js
@@ -0,0 +1,58 @@
+/* -*- Mode: JavaScript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+async function test_user_input_handling_delay_aboutblank_helper(prefs) {
+  await SpecialPowers.pushPrefEnv({
+    set: prefs,
+  });
+
+  let newTabOpened = BrowserTestUtils.waitForNewTab(gBrowser, "about:blank");
+
+  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], function () {
+    // Open about:blank
+    content.window.open();
+  });
+
+  const tab = await newTabOpened;
+
+  let mouseDownPromise = BrowserTestUtils.waitForContentEvent(
+    tab.linkedBrowser,
+    "mousedown"
+  ).then(function () {
+    Assert.ok(true, "about:blank can handle user input events anytime");
+  });
+
+  // Now gBrowser.selectedBrowser is the newly opened about:blank
+  await BrowserTestUtils.synthesizeMouseAtPoint(
+    10,
+    10,
+    { type: "mousedown" },
+    tab.linkedBrowser
+  );
+
+  await mouseDownPromise;
+  BrowserTestUtils.removeTab(tab);
+}
+
+add_task(async function test_MinRAF_aboutblank() {
+  const prefs = [
+    ["dom.input_events.security.minNumTicks", 100],
+    ["dom.input_events.security.minTimeElapsedInMS", 0],
+    ["dom.input_events.security.isUserInputHandlingDelayTest", true],
+  ];
+
+  await test_user_input_handling_delay_aboutblank_helper(prefs);
+});
+
+add_task(async function test_MinElapsedTime_aboutblank() {
+  const prefs = [
+    ["dom.input_events.security.minNumTicks", 0],
+    ["dom.input_events.security.minTimeElapsedInMS", 5000],
+    ["dom.input_events.security.isUserInputHandlingDelayTest", true],
+  ];
+
+  await test_user_input_handling_delay_aboutblank_helper(prefs);
+});