From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../file_allowPointerLockSandboxFlag.html          |  96 ++++++++++
 .../pointerlock/file_changeLockElement.html        | 115 +++++++++++
 .../mochitest/pointerlock/file_childIframe.html    | 134 +++++++++++++
 .../mochitest/pointerlock/file_doubleLock.html     |  64 +++++++
 .../mochitest/pointerlock/file_escapeKey.html      |  77 ++++++++
 .../pointerlock/file_infiniteMovement.html         | 114 +++++++++++
 .../mochitest/pointerlock/file_locksvgelement.html |  62 ++++++
 .../mochitest/pointerlock/file_movementXY.html     | 106 +++++++++++
 .../pointerlock/file_nestedFullScreen.html         |  76 ++++++++
 .../pointerlock/file_pointerLockPref.html          |  75 ++++++++
 .../file_pointerlock-api-with-shadow.html          | 110 +++++++++++
 .../pointerlock/file_pointerlock-api.html          | 104 ++++++++++
 .../file_pointerlock_xorigin_iframe.html           | 125 ++++++++++++
 ...pointerlock_xorigin_iframe_no_user_gesture.html |  95 +++++++++
 ...ile_pointerlock_xorigin_iframe_not_focused.html | 112 +++++++++++
 .../pointerlock/file_pointerlockerror.html         |  41 ++++
 .../mochitest/pointerlock/file_removedFromDOM.html |  95 +++++++++
 .../pointerlock/file_retargetMouseEvents.html      | 212 +++++++++++++++++++++
 .../pointerlock/file_screenClientXYConst.html      | 143 ++++++++++++++
 .../pointerlock/file_suppressSomeMouseEvents.html  | 158 +++++++++++++++
 .../pointerlock/file_targetOutOfFocus.html         |  69 +++++++
 .../mochitest/pointerlock/file_withoutDOM.html     |  54 ++++++
 .../mochitest/pointerlock/iframe_differentDOM.html |   7 +
 dom/tests/mochitest/pointerlock/mochitest.toml     |  49 +++++
 .../mochitest/pointerlock/pointerlock_utils.js     | 112 +++++++++++
 .../test_closewindow-with-pointerlock.html         |  51 +++++
 .../pointerlock/test_pointerlock-api.html          | 113 +++++++++++
 .../pointerlock/test_pointerlock_focus.html        | 111 +++++++++++
 ..._pointerlock_target_not_in_active_document.html |  77 ++++++++
 .../test_pointerlock_xorigin_iframe.html           |  59 ++++++
 30 files changed, 2816 insertions(+)
 create mode 100644 dom/tests/mochitest/pointerlock/file_allowPointerLockSandboxFlag.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_changeLockElement.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_childIframe.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_doubleLock.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_escapeKey.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_infiniteMovement.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_locksvgelement.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_movementXY.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_nestedFullScreen.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerLockPref.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlock-api-with-shadow.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlock-api.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_no_user_gesture.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_not_focused.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_pointerlockerror.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_removedFromDOM.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_retargetMouseEvents.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_screenClientXYConst.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_suppressSomeMouseEvents.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_targetOutOfFocus.html
 create mode 100644 dom/tests/mochitest/pointerlock/file_withoutDOM.html
 create mode 100644 dom/tests/mochitest/pointerlock/iframe_differentDOM.html
 create mode 100644 dom/tests/mochitest/pointerlock/mochitest.toml
 create mode 100644 dom/tests/mochitest/pointerlock/pointerlock_utils.js
 create mode 100644 dom/tests/mochitest/pointerlock/test_closewindow-with-pointerlock.html
 create mode 100644 dom/tests/mochitest/pointerlock/test_pointerlock-api.html
 create mode 100644 dom/tests/mochitest/pointerlock/test_pointerlock_focus.html
 create mode 100644 dom/tests/mochitest/pointerlock/test_pointerlock_target_not_in_active_document.html
 create mode 100644 dom/tests/mochitest/pointerlock/test_pointerlock_xorigin_iframe.html

(limited to 'dom/tests/mochitest/pointerlock')

diff --git a/dom/tests/mochitest/pointerlock/file_allowPointerLockSandboxFlag.html b/dom/tests/mochitest/pointerlock/file_allowPointerLockSandboxFlag.html
new file mode 100644
index 0000000000..33f550f7d7
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_allowPointerLockSandboxFlag.html
@@ -0,0 +1,96 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=784402
+  -->
+  <head>
+    <title>Bug 784402</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  </head>
+  <body>
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=784402">
+      Mozilla Bug 784402</a>
+    <p id="display"></p>
+
+    <iframe src ="iframe_differentDOM.html" allowfullscreen="true" id="iframe"
+      onload="startTest()"
+      sandbox="allow-scripts allow-same-origin allow-pointer-lock">
+    </iframe>
+
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 784402
+         * Test allow-pointer-lock sandbox flag.
+         */
+
+        SimpleTest.waitForExplicitFinish(1);
+
+        var iframe = document.getElementById("iframe")
+          , iframeDiv
+          , contentDocument
+          , pointerLocked = 0
+          , numberOfRuns = 0;
+
+        function runTests () {
+          is(pointerLocked, 1, "Pointer should only have been locked once. " +
+            "Without allow-pointer-lock flag, a sandboxed document should not be " +
+            "able to lock the pointer");
+          SimpleTest.finish();
+        }
+
+        function resetIframe () {
+          contentDocument.exitFullscreen();
+
+          // remove allow-pointer-lock sandbox flag
+          iframe.setAttribute("sandbox", "allow-scripts allow-same-origin");
+          // reloads the iframe, startTest function gets called again
+          iframe.setAttribute("src", "iframe_differentDOM.html");
+        }
+
+        function startTest () {
+          SimpleTest.waitForFocus(doStartTest, iframe.contentWindow);
+        }
+        function doStartTest() {
+          contentDocument = iframe.contentDocument;
+          iframeDiv = contentDocument.getElementById("div");
+
+          numberOfRuns++;
+
+          contentDocument.addEventListener("pointerlockchange", function () {
+            if (contentDocument.pointerLockElement === iframeDiv) {
+              pointerLocked++;
+              contentDocument.exitFullscreen();
+            }
+          });
+
+          contentDocument.addEventListener("pointerlockerror", function () {
+            contentDocument.exitFullscreen();
+          });
+
+          contentDocument.addEventListener("fullscreenchange", function () {
+            if (contentDocument.fullscreenElement) {
+              ok(contentDocument.fullscreenElement === iframeDiv,
+                 "Fullscreen element can only be iframe div");
+              // during second run iframe won't have allow-pointer-lock flag and
+              // requestPointerLock will fail, pointerlockerror should be fired
+              iframeDiv.requestPointerLock();
+            } else if (numberOfRuns === 1) {
+              resetIframe();
+            } else if (numberOfRuns === 2) {
+              runTests();
+            }
+          });
+
+        iframeDiv.requestFullscreen();
+      }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_changeLockElement.html b/dom/tests/mochitest/pointerlock/file_changeLockElement.html
new file mode 100644
index 0000000000..62c5b27956
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_changeLockElement.html
@@ -0,0 +1,115 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <title>Bug 1284788</title>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
+  <style>
+    #block1, #block2, #block3 {
+      background: blue;
+      width: 50px; height: 50px;
+      margin: 10px;
+    }
+  </style>
+</head>
+<body>
+  <div id="block1"></div>
+  <div id="block2"></div>
+  <div id="block3"></div>
+  <div id="test">
+    <script>
+      SimpleTest.waitForExplicitFinish();
+      SimpleTest.requestFlakyTimeout("For changing pointer lock element not in a valid user event handler");
+
+      var block1 = document.getElementById("block1");
+      var block2 = document.getElementById("block2");
+      var block3 = document.getElementById("block3");
+
+      class ClickTester {
+        constructor(target) {
+          this._target = target;
+          this._callback = null;
+          document.addEventListener("click", this);
+        }
+
+        synthesize(callback) {
+          ok(!this._callback, "No callback should have been hooked");
+          this._callback = callback;
+          synthesizeMouseAtCenter(this._target, {}, window);
+        }
+
+        handleEvent(e) {
+          ok(!!this._callback, "Should have hooked a callback");
+          var callback = this._callback;
+          this._callback = null;
+          callback(e);
+        }
+      };
+
+      var tester = new ClickTester(block3);
+      // It would be called in handler of load event in pointerlock_utils.js
+      function start() {
+        tester.synthesize(firstClick);
+      }
+
+      function firstClick(e) {
+        is(e.target, block3, "Click is triggered inside block3");
+        document.addEventListener("pointerlockchange", lockedPointerOnBlock1);
+        block1.requestPointerLock();
+      }
+
+      function lockedPointerOnBlock1() {
+        document.removeEventListener("pointerlockchange", lockedPointerOnBlock1);
+        is(document.pointerLockElement, block1, "Pointer should be locked on #block1");
+        SimpleTest.executeSoon(() => {
+          tester.synthesize(secondClick);
+        });
+      }
+
+      function secondClick(e) {
+        is(e.target, block1, "Event should be redirected to block1");
+        // Use 2s to ensure that we never consider this as an extension of user input.
+        setTimeout(() => {
+          document.addEventListener("pointerlockchange", lockedPointerOnBlock2);
+          block2.requestPointerLock();
+        }, 2000);
+      }
+
+      function lockedPointerOnBlock2() {
+        document.removeEventListener("pointerlockchange", lockedPointerOnBlock2);
+        is(document.pointerLockElement, block2, "Pointer should be locked on #block2");
+        SimpleTest.executeSoon(() => {
+          tester.synthesize(thirdClick);
+        });
+      }
+
+      function thirdClick(e) {
+        is(e.target, block2, "Event should be redirected to block2");
+        // Use 2s to ensure that we never consider this as an extension of user input.
+        setTimeout(() => {
+          document.addEventListener("pointerlockchange", lockedPointerOnBlock1Again);
+          block1.requestPointerLock();
+        }, 2000);
+      }
+
+      function lockedPointerOnBlock1Again() {
+        document.removeEventListener("pointerlockchange", lockedPointerOnBlock1Again);
+        is(document.pointerLockElement, block1, "Pointer should be locked on #block1 again");
+        SimpleTest.executeSoon(() => {
+          tester.synthesize(fourthClick);
+        });
+      }
+
+      function fourthClick(e) {
+        is(e.target, block1, "Event should be redirected to block1 again");
+        document.addEventListener("pointerlockchange", () => SimpleTest.finish());
+        document.exitPointerLock();
+      }
+
+    </script>
+  </div>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_childIframe.html b/dom/tests/mochitest/pointerlock/file_childIframe.html
new file mode 100644
index 0000000000..9ee3153d2e
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_childIframe.html
@@ -0,0 +1,134 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+<head>
+  <title>Bug 633602 - file_childIframe.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  <style>
+    #parent, #childDiv, #iframe, #table, #table td {
+      margin: 0;
+      padding: 0;
+      border: none;
+    }
+    #iframe, #table {
+      background-color: red;
+      width: 100%;
+      height: 100%;
+    }
+    #childDiv, #table td {
+      background-color: blue;
+      width: 50%;
+      height: 50%;
+    }
+  </style>
+</head>
+<body>
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+
+  <div id="parent">
+    <table id="childTable">
+      <tr>
+        <td>
+          <iframe id="iframe" src="iframe_differentDOM.html">
+          </iframe>
+        </td>
+        <td>
+          <div id="childDiv">
+          </div>
+        </td>
+      </tr>
+    </table>
+  </div>
+
+  <pre id="test">
+    <script type="application/javascript">
+      /*
+       * Test for Bug 633602
+       * Check if pointer is locked when over a child iframe of
+       * the locked element
+       * Check if pointer is being repositioned back to center of
+       * the locked element even when pointer goes over a child ifame
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var parent = document.getElementById("parent")
+        , childDiv = document.getElementById("childDiv")
+        , iframe = document.getElementById("iframe");
+
+      function MovementStats() {
+        this.movementX = false;
+        this.movementY = false;
+      }
+
+      var firstMove = new MovementStats()
+        , secondMove = new MovementStats()
+        , hoverIframe = false;
+
+      function runTests () {
+        ok(hoverIframe, "Pointer should be locked even when pointer " +
+          "hovers over a child iframe");
+        is(firstMove.movementX, secondMove.movementX, "MovementX of first " +
+          "move to childDiv should be equal to movementX of second move " +
+          "to child div");
+        is(firstMove.movementY, secondMove.movementY, "MovementY of first " +
+          "move to childDiv should be equal to movementY of second move " +
+          "to child div");
+      }
+
+      var firstMoveChild = function (e) {
+        firstMove.movementX = e.movementX;
+        firstMove.movementY = e.movementY;
+
+        parent.removeEventListener("mousemove", firstMoveChild);
+        parent.addEventListener("mousemove", moveIframe);
+
+        synthesizeMouseAtCenter(iframe, {type: "mousemove"}, window);
+      };
+
+      var moveIframe = function (e) {
+        hoverIframe = !!document.pointerLockElement;
+
+        parent.removeEventListener("mousemove", moveIframe);
+        parent.addEventListener("mousemove", secondMoveChild);
+
+        synthesizeMouseAtCenter(childDiv, {type: "mousemove"}, window);
+      };
+
+      var secondMoveChild = function (e) {
+        secondMove.movementX = e.movementX;
+        secondMove.movementY = e.movementY;
+        parent.removeEventListener("mousemove", secondMoveChild);
+
+        addFullscreenChangeContinuation("exit", function() {
+          runTests();
+          SimpleTest.finish();
+        });
+        document.exitFullscreen();
+      };
+
+      document.addEventListener("pointerlockchange", function () {
+        if (document.pointerLockElement === parent) {
+          parent.addEventListener("mousemove", firstMoveChild);
+          synthesizeMouseAtCenter(childDiv, {type: "mousemove"}, window);
+        }
+      });
+
+      function start() {
+        addFullscreenChangeContinuation("enter", function() {
+          parent.requestPointerLock();
+        });
+        parent.requestFullscreen();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_doubleLock.html b/dom/tests/mochitest/pointerlock/file_doubleLock.html
new file mode 100644
index 0000000000..93e156a0b0
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_doubleLock.html
@@ -0,0 +1,64 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+<head>
+  <title>Bug 633602 - file_doubleLockCallBack.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  <style type="text/css">
+      #test-element { background-color: #94E01B; width:100px; height:100px; }
+  </style>
+</head>
+<body>
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602</a>
+  <div id="div"></div>
+  <pre id="test">
+    <script type="text/javascript">
+      /*
+       * Test for Bug 633602
+       * If element requests pointerlock on itself while in pointerlock state
+       * pointerlockchange event should be dispatched
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var div = document.getElementById("div")
+        , numberOfLocks = 0;
+
+      function runTests () {
+        is(numberOfLocks, 2, "Requesting pointer lock on a locked element " +
+          "should dispatch pointerlockchange event");
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        if (document.pointerLockElement === div) {
+          if (numberOfLocks === 2) {
+            addFullscreenChangeContinuation("exit", function() {
+              runTests();
+              SimpleTest.finish();
+            });
+            document.exitFullscreen();
+          }
+          else {
+            numberOfLocks++;
+            div.requestPointerLock();
+          }
+        }
+      });
+
+      function start() {
+        console.log('started');
+        addFullscreenChangeContinuation("enter", function() {
+          div.requestPointerLock();
+        });
+        div.requestFullscreen();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_escapeKey.html b/dom/tests/mochitest/pointerlock/file_escapeKey.html
new file mode 100644
index 0000000000..987b880232
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_escapeKey.html
@@ -0,0 +1,77 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=633602-->
+<head>
+  <title>Bug 633602</title>
+  <script src="/tests/SimpleTest/EventUtils.js">
+  </script>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank"
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+  <div id="div"></div>
+  <pre id="test">
+    <script type="text/javascript">
+      /*
+       * Test for Bug 633602
+       * Escape key should unlock the pointer
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var div = document.getElementById("div")
+        , pointerUnLocked = false;
+
+      function start() {
+        addFullscreenChangeContinuation("enter", enteredFullscreen);
+        div.requestFullscreen();
+      }
+
+      function enteredFullscreen(e) {
+        is(document.fullscreenElement, div, "Element #div should entered fullscreen");
+        ok(!document.pointerLockElement, "Pointer shouldn't have been locked");
+        document.addEventListener("pointerlockchange", lockedPointer);
+        div.requestPointerLock();
+      }
+
+      function lockedPointer(e) {
+        document.removeEventListener("pointerlockchange", lockedPointer);
+        is(document.pointerLockElement, div, "Pointer should have been locked on #div");
+        document.addEventListener("pointerlockchange", unlockedPointer);
+        addFullscreenChangeContinuation("exit", leavedFullscreen);
+        SimpleTest.executeSoon(() => synthesizeKey("KEY_Escape"));
+      }
+
+      var pointerUnlocked = false;
+      var exitedFullscreen = false;
+
+      function unlockedPointer() {
+        document.removeEventListener("pointerlockchange", unlockedPointer);
+        ok(!pointerUnlocked, "Shouldn't have unlocked pointer before");
+        ok(!document.pointerLockElement, "Pointer should have been unlocked now");
+        pointerUnlocked = true;
+        finishTest();
+      }
+
+      function leavedFullscreen() {
+        ok(!exitedFullscreen, "Shouldn't have exited fullscreen before");
+        ok(!document.fullscreenElement, "Should have exited fullscreen now");
+        exitedFullscreen = true;
+        finishTest();
+      }
+
+      function finishTest() {
+        if (pointerUnlocked && exitedFullscreen) {
+          SimpleTest.finish();
+        }
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_infiniteMovement.html b/dom/tests/mochitest/pointerlock/file_infiniteMovement.html
new file mode 100644
index 0000000000..995d99843b
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_infiniteMovement.html
@@ -0,0 +1,114 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+  <head>
+    <title>Bug 633602 - file_movementXY.html</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  </head>
+  <body>
+    <a target="_blank"
+      href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+    <div id="div"></div>
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 633602
+         * This test checks if movementX and movementY
+         * are present in a mouse event object.
+         * It also checks the values for movementXY.
+         * They should be equal to the current screenXY minus
+         * the last screenXY
+         * This test will also test that the incremental movement is
+         * not constrained to the width of the screen.
+         */
+
+        SimpleTest.waitForExplicitFinish();
+
+        var div = document.getElementById("div")
+          , divCenterWidth = 0
+          , divCenterHeight = 0
+          , totalMovementX = 0
+          , totalMovementY = 0
+          , mouseMoveIntervalID;
+
+        function runTests () {
+          ok(totalMovementX > div.getBoundingClientRect().width,
+               "Should have moved more than one screen's worth in width." +
+               "TotalX: " + totalMovementX + " Screensize X: " + div.getBoundingClientRect().width);
+          ok(totalMovementY > div.getBoundingClientRect().height,
+             "Should have moved more than one screen's worth in height." +
+             "TotalY: " + totalMovementY + " Screensize Y: " + div.getBoundingClientRect().height);
+        }
+
+        var firstMoveListener = function (e) {
+          info("Got first mousemove");
+          clearInterval(mouseMoveIntervalID);
+          div.removeEventListener("mousemove", firstMoveListener);
+          div.addEventListener("mousemove", secondMoveListener);
+
+          // Bug 1357082
+          // Retrigger synthesizeMouse until it actually happens.
+          mouseMoveIntervalID = setInterval(() => {
+            synthesizeMouse(div,(divCenterWidth/2) * 3,
+              (divCenterHeight/2) * 3, {
+              type: "mousemove"
+            }, window);
+          }, 100);
+        }
+
+        var secondMoveListener = function (e) {
+          info("Got second mousemove");
+          clearInterval(mouseMoveIntervalID);
+          totalMovementX = divCenterWidth + ((divCenterWidth / 2) * 3);
+          totalMovementY = divCenterHeight + ((divCenterHeight / 2) * 3);
+
+          div.removeEventListener("mousemove", secondMoveListener);
+          addFullscreenChangeContinuation("exit", function() {
+            info("Got fullscreenchange for exiting");
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        }
+
+        document.addEventListener("pointerlockchange", function (e) {
+          if (document.pointerLockElement === div) {
+            info("Got pointerlockchange for entering");
+            div.addEventListener("mousemove", firstMoveListener);
+
+            divCenterWidth = Math.round(div.getBoundingClientRect().width / 2);
+            divCenterHeight = Math.round(div.getBoundingClientRect().height / 2);
+
+            // Bug 1357082
+            // Retrigger synthesizeMouse until it actually happens.
+            mouseMoveIntervalID = setInterval(() => {
+              synthesizeMouse(div, divCenterWidth, divCenterHeight, {
+                type: "mousemove"
+              }, window);
+            }, 100);
+          } else {
+            info("Got pointerlockchange for exiting");
+          }
+        });
+
+        function start() {
+          info("Requesting fullscreen on parent");
+          addFullscreenChangeContinuation("enter", function() {
+            info("Got fullscreenchange for entering");
+            div.requestPointerLock();
+          });
+          div.requestFullscreen();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_locksvgelement.html b/dom/tests/mochitest/pointerlock/file_locksvgelement.html
new file mode 100644
index 0000000000..edbfa45995
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_locksvgelement.html
@@ -0,0 +1,62 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+  -->
+  <head>
+    <title>Bug 633602</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  </head>
+  <body>
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602</a>
+    <p id="display"></p>
+
+    <svg id="svg-elem" width="100" height="100" viewbox="0 0 100 100">
+        <rect x="10" y="10" width="50" height="50"
+        fill="black" stroke="blue" stroke-width="2"/>
+    </svg>
+
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 633602
+         * Test locking non-html element.
+         */
+
+        SimpleTest.waitForExplicitFinish(1);
+
+        var elem,
+          elemWasLocked = false;
+
+        document.addEventListener("pointerlockchange", function (e) {
+          if (document.fullscreenElement &&
+              document.pointerLockElement === elem) {
+            elemWasLocked = true;
+            document.exitPointerLock();
+          } else {
+            addFullscreenChangeContinuation("exit", function() {
+              ok(elemWasLocked, "Expected SVG elem to become locked.");
+              SimpleTest.finish();
+            });
+            document.exitFullscreen();
+          }
+        });
+
+        function start() {
+          elem = document.getElementById("svg-elem");
+          addFullscreenChangeContinuation("enter", function() {
+            elem.requestPointerLock();
+          });
+          elem.requestFullscreen();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_movementXY.html b/dom/tests/mochitest/pointerlock/file_movementXY.html
new file mode 100644
index 0000000000..7ef47cfaa9
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_movementXY.html
@@ -0,0 +1,106 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+  <head>
+    <title>Bug 633602 - file_movementXY.html</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  </head>
+  <body>
+    <a target="_blank"
+      href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+    <div id="div"></div>
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 633602
+         * Checks if movementX and movementY are present
+         * in the mouse event object.
+         * It also checks the values for movementXY.
+         * They should be equal to the current screenXY minus
+         * the last screenXY
+         */
+
+        SimpleTest.waitForExplicitFinish();
+        SimpleTest.requestFlakyTimeout("We may need to wait for window's moving");
+
+        function MouseMovementStats() {
+          this.screenX = false;
+          this.screenY = false;
+          this.movementX = false;
+          this.movementY = false;
+        }
+
+        var div = document.getElementById("div")
+          , divCenterWidth = 0
+          , divCenterHeight = 0
+          , movementX = false
+          , movementY = false
+          , firstMove = new MouseMovementStats()
+          , secondMove = new MouseMovementStats();
+
+        function runTests () {
+          ok(movementX && movementY, "movementX and " +
+            "movementY should exist in mouse events objects.");
+          is(secondMove.movementX, secondMove.screenX - firstMove.screenX,
+           "movementX should be equal to eNow.screenX-ePrevious.screenX");
+          is(secondMove.movementY, secondMove.screenY - firstMove.screenY,
+           "movementY should be equal to eNow.screenY-ePrevious.screenY");
+        }
+
+        var moveMouse = function(e) {
+          info("Got mouse move");
+          movementX = ("movementX" in e);
+          movementY = ("movementY" in e);
+
+          div.removeEventListener("mousemove", moveMouse);
+          div.addEventListener("mousemove", moveMouseAgain);
+
+          firstMove.screenX = e.screenX;
+          firstMove.screenY = e.screenY;
+
+          divCenterWidth = Math.round(div.getBoundingClientRect().width / 2);
+          divCenterHeight = Math.round(div.getBoundingClientRect().height / 2);
+
+          synthesizeMouse(div, (divCenterWidth + 10), (divCenterHeight + 10), {
+            type: "mousemove"
+          }, window);
+        };
+
+        var moveMouseAgain = function(e) {
+          info("Got mouse move again");
+          secondMove.screenX = e.screenX;
+          secondMove.screenY = e.screenY;
+          secondMove.movementX = e.movementX;
+          secondMove.movementY = e.movementY;
+
+          div.removeEventListener("mousemove", moveMouseAgain);
+          addFullscreenChangeContinuation("exit", function() {
+            info("Got fullscreenchange for exiting");
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        };
+
+        function start() {
+          info("Requesting fullscreen on parent");
+          addFullscreenChangeContinuation("enter", function() {
+            info("Got fullscreenchange for entering");
+            div.addEventListener("mousemove", moveMouse);
+            synthesizeMouseAtCenter(div, {type: "mousemove"}, window);
+          });
+          div.requestFullscreen();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_nestedFullScreen.html b/dom/tests/mochitest/pointerlock/file_nestedFullScreen.html
new file mode 100644
index 0000000000..8d625b6704
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_nestedFullScreen.html
@@ -0,0 +1,76 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+  -->
+  <head>
+    <title>Bug 633602 - file_nestedFullScreen.html</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  </head>
+  <body>
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+
+    <div id="parentDiv">
+      <div id="childDiv"></div>
+    </div>
+
+    <script type="application/javascript">
+      /*
+       * Test for Bug 633602
+       * Requesting fullscreen on a child element of the element with
+       * the pointer locked should unlock the pointer
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var parentDiv = document.getElementById("parentDiv")
+        , childDiv = document.getElementById("childDiv")
+        , parentDivLocked = false
+        , parentDivFullScreen = false
+        , pointerLocked = false;
+
+      function runTests () {
+        ok(parentDivLocked, "After requesting pointerlock on parentDiv " +
+          "document.pointerLockElement should be equal to " +
+          " parentDiv element");
+        isnot(pointerLocked, true, "Requesting fullscreen on " +
+          "childDiv while parentDiv still in fullscreen should " +
+          "unlock the pointer");
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        if (document.pointerLockElement === parentDiv) {
+          parentDivLocked = true;
+          addFullscreenChangeContinuation("enter", function() {
+            pointerLocked = !!document.pointerLockElement;
+            addFullscreenChangeContinuation("exit", function() {
+              addFullscreenChangeContinuation("exit", function() {
+                runTests();
+                SimpleTest.finish();
+              });
+              document.exitFullscreen();
+            });
+            document.exitFullscreen();
+          });
+          childDiv.requestFullscreen();
+        }
+      });
+
+      function start() {
+        addFullscreenChangeContinuation("enter", function() {
+          parentDivFullScreen = true;
+          parentDiv.requestPointerLock();
+        });
+        parentDiv.requestFullscreen();
+      }
+    </script>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerLockPref.html b/dom/tests/mochitest/pointerlock/file_pointerLockPref.html
new file mode 100644
index 0000000000..09c3b42052
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerLockPref.html
@@ -0,0 +1,75 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+  -->
+  <head>
+    <title>Bug 633602</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  </head>
+  <body>
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602</a>
+    <p id="display"></p>
+    <div id="div"></div>
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 633602
+         * Tests full-screen-api.pointer-lock pref
+         */
+
+        SimpleTest.waitForExplicitFinish();
+
+        var div = document.getElementById("div")
+          , prefEnabled = false
+          , prefDisabled = false;
+
+        function runTests () {
+          ok(prefEnabled, "Element should be able to lock the pointer " +
+            "if pointer-lock pref is set to TRUE");
+          ok(prefDisabled, "Element should NOT be able to lock the pointer " +
+            "if pointer-lock pref is set to FALSE");
+        }
+
+        document.addEventListener("pointerlockchange", function (e) {
+          if (document.pointerLockElement === div) {
+            prefEnabled = true;
+            document.exitPointerLock();
+          }
+          else {
+            SpecialPowers.setBoolPref("full-screen-api.pointer-lock.enabled",
+                                      false );
+            div.requestPointerLock();
+          }
+        });
+
+        document.addEventListener("pointerlockerror", function (e) {
+          prefDisabled = true;
+          addFullscreenChangeContinuation("exit", function() {
+            SpecialPowers.setBoolPref("full-screen-api.pointer-lock.enabled",
+                                       true );
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        });
+
+        function start() {
+          addFullscreenChangeContinuation("enter", function() {
+            SpecialPowers.setBoolPref("full-screen-api.pointer-lock.enabled",
+                                      true );
+            div.requestPointerLock();
+          });
+          div.requestFullscreen();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlock-api-with-shadow.html b/dom/tests/mochitest/pointerlock/file_pointerlock-api-with-shadow.html
new file mode 100644
index 0000000000..a9c2d525de
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlock-api-with-shadow.html
@@ -0,0 +1,110 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=633602-->
+<head>
+  <title>Bug 633602</title>
+  <script src="/tests/SimpleTest/EventUtils.js">
+  </script>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank"
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+  <div id="host"></div>
+  <pre id="test">
+    <script type="text/javascript">
+      /*
+       * Test for Bug 1430303
+       * Make sure DOM API is correct.
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var div,
+        host,
+        hasRequestPointerLock = false,
+        pointerLockChangeEventFired = false,
+        pointerUnlocked = false,
+        pointerLocked = false,
+        hasExitPointerLock = false,
+        pointerLockElement = false,
+        hasMovementX = false,
+        hasMovementY = false;
+        gotContextMenuEvent = false;
+
+      function runTests () {
+        ok(hasRequestPointerLock, "Element should have requestPointerLock.");
+        ok(pointerLockChangeEventFired, "pointerlockchange event should fire.");
+        ok(pointerUnlocked, "Should be able to unlock pointer locked element.");
+        ok(pointerLocked, "Requested element should be able to lock.");
+        ok(hasExitPointerLock, "Document should have exitPointerLock");
+        ok(pointerLockElement, "Document should keep track of correct pointer locked element");
+        ok(hasMovementX, "Mouse Event should have movementX.");
+        ok(hasMovementY, "Mouse Event should have movementY.");
+        ok(!gotContextMenuEvent, "Shouldn't have got a contextmenu event.");
+      }
+
+      function mouseMoveHandler(e) {
+        info("Got mousemove");
+        document.removeEventListener("mousemove", mouseMoveHandler);
+
+        hasMovementX = "movementX" in e;
+        hasMovementY = "movementY" in e;
+
+        hasExitPointerLock = "exitPointerLock" in document;
+        document.exitPointerLock();
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        pointerLockChangeEventFired = true;
+
+        if (document.pointerLockElement) {
+          info("Got pointerlockchange for entering");
+          pointerLocked = true;
+          pointerLockElement = document.pointerLockElement === host;
+          is(host.shadowRoot.firstChild, host.shadowRoot.pointerLockElement,
+             "ShadowRoot's pointerLockElement shouldn't be retargeted.");
+ 
+          window.addEventListener("contextmenu",
+                                  function() { gotContextMenuEvent = true; },
+                                  true);
+          synthesizeMouse(document.body, 4, 4,
+                          { type: "contextmenu", button: 2 },
+                          window);
+
+          document.addEventListener("mousemove", mouseMoveHandler);
+          synthesizeMouseAtCenter(host, {type: "mousemove"}, window);
+        } else {
+          info("Got pointerlockchange for exiting");
+          pointerUnlocked = true;
+          addFullscreenChangeContinuation("exit", function() {
+            info("Got fullscreenchange for exiting");
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        }
+      });
+
+      function start() {
+        host = document.getElementById("host");
+        var sr = host.attachShadow({mode: "open"});
+        sr.innerHTML = "<div><div>";
+        div = sr.firstChild;
+        info("Requesting fullscreen on parent");
+        addFullscreenChangeContinuation("enter", function() {
+          info("Got fullscreenchange for entering");
+          hasRequestPointerLock = "requestPointerLock" in div;
+          div.requestPointerLock();
+        });
+        host.requestFullscreen();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlock-api.html b/dom/tests/mochitest/pointerlock/file_pointerlock-api.html
new file mode 100644
index 0000000000..6f5fb537be
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlock-api.html
@@ -0,0 +1,104 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=633602-->
+<head>
+  <title>Bug 633602</title>
+  <script src="/tests/SimpleTest/EventUtils.js">
+  </script>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank"
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+  <div id="div"></div>
+  <pre id="test">
+    <script type="text/javascript">
+      /*
+       * Test for Bug 633602
+       * Make sure DOM API is correct.
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      var div,
+        hasRequestPointerLock = false,
+        pointerLockChangeEventFired = false,
+        pointerUnlocked = false,
+        pointerLocked = false,
+        hasExitPointerLock = false,
+        pointerLockElement = false,
+        hasMovementX = false,
+        hasMovementY = false;
+        gotContextMenuEvent = false;
+
+      function runTests () {
+        ok(hasRequestPointerLock, "Element should have requestPointerLock.");
+        ok(pointerLockChangeEventFired, "pointerlockchange event should fire.");
+        ok(pointerUnlocked, "Should be able to unlock pointer locked element.");
+        ok(pointerLocked, "Requested element should be able to lock.");
+        ok(hasExitPointerLock, "Document should have exitPointerLock");
+        ok(pointerLockElement, "Document should keep track of correct pointer locked element");
+        ok(hasMovementX, "Mouse Event should have movementX.");
+        ok(hasMovementY, "Mouse Event should have movementY.");
+        ok(!gotContextMenuEvent, "Shouldn't have got a contextmenu event.");
+      }
+
+      function mouseMoveHandler(e) {
+        info("Got mousemove");
+        document.removeEventListener("mousemove", mouseMoveHandler);
+
+        hasMovementX = "movementX" in e;
+        hasMovementY = "movementY" in e;
+
+        hasExitPointerLock = "exitPointerLock" in document;
+        document.exitPointerLock();
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        pointerLockChangeEventFired = true;
+
+        if (document.pointerLockElement) {
+          info("Got pointerlockchange for entering");
+          pointerLocked = true;
+          pointerLockElement = document.pointerLockElement === div;
+ 
+          window.addEventListener("contextmenu",
+                                  function() { gotContextMenuEvent = true; },
+                                  true);
+          synthesizeMouse(document.body, 4, 4,
+                          { type: "contextmenu", button: 2 },
+                          window);
+
+          document.addEventListener("mousemove", mouseMoveHandler);
+          synthesizeMouseAtCenter(div, {type: "mousemove"}, window);
+        } else {
+          info("Got pointerlockchange for exiting");
+          pointerUnlocked = true;
+          addFullscreenChangeContinuation("exit", function() {
+            info("Got fullscreenchange for exiting");
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        }
+      });
+
+      function start() {
+        div = document.getElementById("div");
+        info("Requesting fullscreen on parent");
+        addFullscreenChangeContinuation("enter", function() {
+          info("Got fullscreenchange for entering");
+          hasRequestPointerLock = "requestPointerLock" in div;
+          div.requestPointerLock();
+        });
+        div.requestFullscreen();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe.html b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe.html
new file mode 100644
index 0000000000..f8e34ef64b
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe.html
@@ -0,0 +1,125 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=1662587-->
+<head>
+<title>Bug 1662587</title>
+<script src="/tests/SimpleTest/EventUtils.js"></script>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script src="pointerlock_utils.js"></script>
+<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+<style>
+#target {
+  width: 100px;
+  height: 100px;
+  background-color: green;
+}
+iframe {
+  width: 400px;
+  height: 300px;
+  border: 1px solid blue;
+}
+</style>
+</head>
+<body>
+<a target="_blank"href="https://bugzilla.mozilla.org/show_bug.cgi?id=1662587">Mozilla Bug 1662587</a>
+<div id="target"></div>
+<iframe src="https://example.com/tests/dom/tests/mochitest/pointerlock/iframe_differentDOM.html"></iframe>
+
+<pre id="test">
+<script type="text/javascript">
+/**
+ * Test for Bug 1662587
+ */
+SimpleTest.waitForExplicitFinish();
+
+async function requestPointerLock(aElement, aExpectError = false) {
+  let doc = aElement.ownerDocument;
+  let waitForPointerLockEvent = function() {
+    return new Promise((aResolve) => {
+      let eventHandler = function(aEvent) {
+        is(aEvent.type, aExpectError ? 'pointerlockerror' : 'pointerlockchange',
+           `got ${aEvent.type}`);
+        doc.removeEventListener('pointerlockchange', eventHandler);
+        doc.removeEventListener('pointerlockerror', eventHandler);
+        aResolve();
+      };
+
+      doc.addEventListener('pointerlockchange', eventHandler);
+      doc.addEventListener('pointerlockerror', eventHandler);
+    });
+  };
+
+  SpecialPowers.wrap(doc).notifyUserGestureActivation();
+  aElement.requestPointerLock();
+  await waitForPointerLockEvent();
+  is(doc.pointerLockElement, aExpectError ? null : aElement, "target pointer locked");
+}
+
+async function exitPointerLock() {
+  if (document.pointerLockElement) {
+    document.exitPointerLock();
+    await new Promise((aResolve) => {
+      document.addEventListener("pointerlockchange", (aEvent) => {
+        ok(true, `got ${aEvent.type}`);
+        aResolve();
+      }, { once: true });
+    });
+  }
+  is(document.pointerLockElement, null, "pointer unlocked");
+}
+
+async function start() {
+  let iframe = document.querySelector("iframe");
+  let target = document.getElementById("target");
+  await requestPointerLock(target);
+
+  // Mouse event should be dispatched to locked element.
+  synthesizeMouse(iframe, 10, 10, { type: "mousemove" });
+  await new Promise((aResolve) => {
+    document.addEventListener("mousemove", function(e) {
+      info("Got mousemove");
+      ok("movementX" in e, "has movementX");
+      ok("movementY" in e, "has movementY");
+      is(e.target, target, "event.target");
+      aResolve();
+    }, { once: true });
+  });
+
+  // Mouse wheel event should be dispatched to locked element.
+  synthesizeWheel(iframe, 10, 10, { deltaY: 3.0, deltaMode: WheelEvent.DOM_DELTA_LINE });
+  await new Promise((aResolve) => {
+    document.addEventListener("wheel", function(e) {
+      info("Got wheel");
+      is(e.target, target, "event.target");
+      aResolve();
+    }, { once: true });
+  });
+
+  // Pointer lock requested in iframe should be rejected.
+  let win = iframe.contentWindow;
+  win.focus()
+  await SpecialPowers.spawn(win, [], async () => {
+    info("request pointer lock in xorigin iframe");
+    content.document.querySelector("input").focus();
+    SpecialPowers.wrap(content.document).notifyUserGestureActivation();
+    content.document.body.requestPointerLock();
+    await new Promise((aResolve) => {
+      let handler = function(aEvent) {
+        is(aEvent.type, 'pointerlockerror', `got ${aEvent.type}`);
+        content.document.onpointerlockchange = null;
+        content.document.onpointerlockerror = null;
+        aResolve();
+      };
+      content.document.onpointerlockchange = handler;
+      content.document.onpointerlockerror = handler;
+    });
+    content.document.exitPointerLock();
+  });
+
+  await exitPointerLock();
+  SimpleTest.finish();
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_no_user_gesture.html b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_no_user_gesture.html
new file mode 100644
index 0000000000..68977ffada
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_no_user_gesture.html
@@ -0,0 +1,95 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=1672330-->
+<head>
+<title>Bug 1672330</title>
+<script src="/tests/SimpleTest/EventUtils.js"></script>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script src="/tests/SimpleTest/paint_listener.js"></script>
+<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
+<script src="pointerlock_utils.js"></script>
+<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+<style>
+#target {
+  width: 100px;
+  height: 100px;
+  background-color: green;
+}
+iframe {
+  width: 400px;
+  height: 300px;
+  border: 1px solid blue;
+}
+</style>
+</head>
+<body>
+<a target="_blank"href="https://bugzilla.mozilla.org/show_bug.cgi?id=1672330">Mozilla Bug 1672330</a>
+<div id="target"></div>
+<iframe src="https://example.com/tests/dom/tests/mochitest/pointerlock/iframe_differentDOM.html"></iframe>
+
+<pre id="test">
+<script type="text/javascript">
+/**
+ * Test for Bug 1672330
+ */
+SimpleTest.waitForExplicitFinish();
+
+async function requestPointerLock(aElement, aExpectError = false) {
+  let doc = aElement.ownerDocument;
+  let waitForPointerLockEvent = function() {
+    return new Promise((aResolve) => {
+      let eventHandler = function(aEvent) {
+        is(aEvent.type, aExpectError ? 'pointerlockerror' : 'pointerlockchange',
+           `got ${aEvent.type}`);
+        doc.removeEventListener('pointerlockchange', eventHandler);
+        doc.removeEventListener('pointerlockerror', eventHandler);
+        aResolve();
+      };
+
+      doc.addEventListener('pointerlockchange', eventHandler);
+      doc.addEventListener('pointerlockerror', eventHandler);
+    });
+  };
+
+  aElement.requestPointerLock();
+  await waitForPointerLockEvent();
+  is(doc.pointerLockElement, aExpectError ? null : aElement, "target pointer locked");
+}
+
+async function start() {
+  await waitUntilApzStable();
+
+  let target = document.getElementById("target");
+  SpecialPowers.wrap(document).clearUserGestureActivation();
+  // Pointer lock request should be rejected due to the lack of user gesture.
+  await requestPointerLock(target, true);
+
+  // Test mouse event should not be dispatched to document.
+  document.addEventListener("mousemove", function(e) {
+    ok(false, "Got unexpected mousemove");
+  });
+
+  info("test sending mouse event to iframe");
+  let iframe = document.querySelector("iframe");
+  synthesizeMouse(iframe, 10, 10, { type: "mousemove" });
+  await new Promise(resolve => { SimpleTest.executeSoon(resolve); });
+
+  info("test sending mouse event to another window");
+  await new Promise((aResolve) => {
+    let win = window.open("iframe_differentDOM.html");
+    win.addEventListener("load", async function() {
+      info("win onload");
+      await waitUntilApzStable();
+      synthesizeMouse(win.document.body, 10, 10, { type: "mousemove" }, win);
+      win.close();
+      aResolve();
+    });
+  });
+  await new Promise(resolve => { SimpleTest.executeSoon(resolve); });
+
+  SimpleTest.finish();
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_not_focused.html b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_not_focused.html
new file mode 100644
index 0000000000..a6c0058657
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlock_xorigin_iframe_not_focused.html
@@ -0,0 +1,112 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=1662587-->
+<head>
+<title>Bug 1662587</title>
+<script src="/tests/SimpleTest/EventUtils.js"></script>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script src="pointerlock_utils.js"></script>
+<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+<style>
+#target {
+  width: 50px;
+  height: 50px;
+  background-color: green;
+}
+iframe {
+  width: 400px;
+  height: 300px;
+  border: 1px solid blue;
+}
+</style>
+</head>
+<body>
+<a target="_blank"href="https://bugzilla.mozilla.org/show_bug.cgi?id=1698611">Mozilla Bug 1698611</a>
+<div id="target"></div>
+<iframe src="https://example.com/tests/dom/tests/mochitest/pointerlock/iframe_differentDOM.html"></iframe>
+
+<pre id="test">
+<script type="text/javascript">
+/**
+ * Test for Bug 1698611
+ */
+SimpleTest.waitForExplicitFinish();
+
+async function requestPointerLock(aWin) {
+  await SpecialPowers.spawn(aWin, [], async () => {
+    info("request pointer lock in xorigin iframe");
+    SpecialPowers.wrap(content.document).notifyUserGestureActivation();
+    content.document.body.requestPointerLock();
+    await new Promise((aResolve) => {
+      let handler = function(aEvent) {
+        is(aEvent.type, 'pointerlockchange', `got ${aEvent.type}`);
+        content.document.onpointerlockchange = null;
+        content.document.onpointerlockerror = null;
+        aResolve();
+      };
+      content.document.onpointerlockchange = handler;
+      content.document.onpointerlockerror = handler;
+    });
+  });
+}
+
+async function exitPointerLock(aWin) {
+  await SpecialPowers.spawn(aWin, [], async () => {
+    info("exit pointer lock in xorigin iframe");
+    if (content.document.pointerLockElement) {
+      content.document.exitPointerLock();
+      await new Promise((aResolve) => {
+        content.document.addEventListener("pointerlockchange", (aEvent) => {
+          ok(true, `got ${aEvent.type}`);
+          aResolve();
+        }, { once: true });
+      });
+    }
+    is(content.document.pointerLockElement, null, "pointer unlocked");
+  });
+}
+
+function addEventListenerOnRemote(aWin, aEvent) {
+  return SpecialPowers.spawn(aWin, [aEvent], async (aEvent) => {
+    info(`wait for ${aEvent} event on remote`);
+    content.document.addEventListener(aEvent, function(e) {
+      info(`get ${aEvent} event on remote`);
+      content.parent.postMessage(aEvent, "*");
+    });
+  });
+}
+
+function waitForMessage(aWin, aMessage) {
+  return new Promise((aResolve) => {
+    info(`wait for ${aMessage} message`);
+    window.addEventListener("message", function handler(e) {
+      info(`get ${e.data} message`);
+      if (e.data === aMessage) {
+        window.removeEventListener("message", handler);
+        aResolve();
+      }
+    });
+  });
+}
+
+async function start() {
+  info("Put the focus on top-level document");
+  await SimpleTest.promiseFocus(window);
+
+  let iframe = document.querySelector("iframe");
+  let win = iframe.contentWindow;
+  await requestPointerLock(win);
+  await addEventListenerOnRemote(win, "mousemove");
+
+  let promise = waitForMessage(win, "mousemove");
+  let div = document.querySelector("div");
+  synthesizeMouseAtCenter(div, { type: "mousemove" });
+  await promise;
+
+  await exitPointerLock(win);
+  SimpleTest.finish();
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_pointerlockerror.html b/dom/tests/mochitest/pointerlock/file_pointerlockerror.html
new file mode 100644
index 0000000000..0948a19452
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_pointerlockerror.html
@@ -0,0 +1,41 @@
+<!DOCTYPE HTML>
+<html>
+<!--https://bugzilla.mozilla.org/show_bug.cgi?id=633602-->
+<head>
+  <title>Bug 633602</title>
+  <script src="/tests/SimpleTest/EventUtils.js">
+  </script>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank"
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+
+  <pre id="test">
+    <script type="text/javascript">
+      /*
+       * Test for Bug 633602
+       * Make sure pointerlockerror event fires.
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      document.addEventListener("pointerlockerror", function (e) {
+        ok(true, "pointerlockerror event should fire.");
+        SimpleTest.finish();
+      });
+
+      function start() {
+        // element not in the DOM, not fullscreen, should fail to lock
+        div = document.createElement("div");
+        div.requestPointerLock();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_removedFromDOM.html b/dom/tests/mochitest/pointerlock/file_removedFromDOM.html
new file mode 100644
index 0000000000..3e2f9ca866
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_removedFromDOM.html
@@ -0,0 +1,95 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+
+  Test DOM tree in full screen
+  -->
+<head>
+<title>Bug 633602 - file_DOMtree.html</title>
+<script src="/tests/SimpleTest/EventUtils.js"></script>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script type="application/javascript" src="pointerlock_utils.js"></script>
+<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank"
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+  Mozilla Bug 633602
+</a>
+<div id="div"></div>
+<div id="outer"><div id="inner"></div></div>
+<pre id="test">
+<script type="text/javascript">
+/*
+  * Test for Bug 633602
+  * Checks if pointer is unlocked when element is removed from
+  * the DOM Tree
+  */
+
+SimpleTest.waitForExplicitFinish();
+
+var div = document.getElementById("div");
+var outer = document.getElementById("outer");
+var inner = document.getElementById("inner");
+
+function listenOneDocEvent(type, handler) {
+  function callback(event) {
+    document.removeEventListener(type, callback);
+    SimpleTest.executeSoon(() => handler(event));
+  }
+  document.addEventListener(type, callback);
+}
+
+function checkPointerLockElement(elem) {
+  if (elem) {
+    is(document.pointerLockElement, elem,
+       `#${elem.id} should have locked the pointer`);
+  } else {
+    ok(!document.pointerLockElement, "Pointer should have been unlocked");
+  }
+}
+
+function start() {
+  addFullscreenChangeContinuation("enter", enteredFullscreen);
+  document.documentElement.requestFullscreen();
+}
+
+function enteredFullscreen() {
+  is(document.fullscreenElement, document.documentElement,
+     "Root element should have entered fullscreen");
+  listenOneDocEvent("pointerlockchange", lockedPointerOnDiv);
+  div.requestPointerLock();
+}
+
+function lockedPointerOnDiv() {
+  checkPointerLockElement(div);
+  listenOneDocEvent("pointerlockchange", unlockedPointerFromDiv);
+  document.body.removeChild(div);
+}
+
+function unlockedPointerFromDiv() {
+  checkPointerLockElement(null);
+  listenOneDocEvent("pointerlockchange", lockedPointerOnInner);
+  inner.requestPointerLock();
+}
+
+function lockedPointerOnInner() {
+  checkPointerLockElement(inner);
+  listenOneDocEvent("pointerlockchange", unlockedPointerFromInner);
+  document.body.removeChild(outer);
+}
+
+function unlockedPointerFromInner() {
+  checkPointerLockElement(null);
+  addFullscreenChangeContinuation("exit", exitedFullscreen);
+  document.exitFullscreen();
+}
+
+function exitedFullscreen() {
+  SimpleTest.finish();
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_retargetMouseEvents.html b/dom/tests/mochitest/pointerlock/file_retargetMouseEvents.html
new file mode 100644
index 0000000000..2cd329bb33
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_retargetMouseEvents.html
@@ -0,0 +1,212 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+<head>
+  <title>Bug 633602 - file_retargetMouseEvents.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+
+  <div id="parent">
+    <div id="child" style="width: 100%; height: 100%;">
+    </div>
+  </div>
+
+  <pre id="test">
+    <script type="application/javascript">
+      /*
+       * Test for Bug 633602
+       * Retarget mouse events to the locked element
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      function MouseEventStats() {
+        this.mouseMove = false;
+        this.mouseDown = false;
+        this.mouseUp = false;
+        this.mouseClick = false;
+        this.mouseScroll = false;
+        this.wheel = false;
+      }
+
+      var parent = document.getElementById("parent")
+        , child = document.getElementById("child")
+        , parentStats = new MouseEventStats()
+        , childStats = new MouseEventStats()
+        , mouseMoveIntervalID;
+
+      function runTests () {
+        is(childStats.mouseMove, false, "Child shound not receive mousemove event.");
+        is(childStats.mouseDown, false, "Child should not receive mousedown event.");
+        is(childStats.mouseUp, false, "Child should not receive mouseup event.");
+        is(childStats.mouseClick, false, "Child should not receive click event.");
+        is(childStats.mouseScroll, false, "Child should not receive DOMMouseScroll event.");
+        is(childStats.wheel, false, "Child should not receive wheel event.");
+
+        ok(parentStats.mouseMove, "Parent should receive mousemove event.");
+        ok(parentStats.mouseDown, "Parent should receive mousedown event.");
+        ok(parentStats.mouseUp, "Parent should receive mouseup event.");
+        ok(parentStats.mouseClick, "Parent should receive click event.");
+        ok(parentStats.mouseScroll, "Parent should receive DOMMouseScroll event.");
+        ok(parentStats.wheel, "Parent should receive wheel event.");
+      }
+
+
+      /**
+       * The event listeners for the child element shouldn't be fired
+       * Mouse events will only happen when the pointer is locked
+       * and if the pointer is locked all the mouse events should be
+       * retargetted to the locked element
+       **/
+      var childMoveTest = function() {
+        clearInterval(mouseMoveIntervalID);
+        childStats.mouseMove = true;
+      }
+
+      var childDownTest = function() {
+        childStats.mouseDown = true;
+      };
+
+      var childUpTest = function() {
+        childStats.mouseUp = true;
+      };
+
+      var childClickTest = function() {
+        childStats.mouseClick = true;
+      };
+
+      var childScrollTest = function() {
+        childStats.mouseScroll = true;
+      };
+
+      var childWheelTest = function() {
+        childStats.wheel = true;
+      };
+
+      //  Event listeners for the parent element
+      var startMouseTests = function() {
+        info("Got parent mousemove");
+        clearInterval(mouseMoveIntervalID);
+        parent.removeEventListener("mousemove", startMouseTests);
+        parent.addEventListener("DOMMouseScroll", parentScrollTest);
+        child.addEventListener("DOMMouseScroll", childScrollTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeWheel(child, 5, 5, {'deltaY': 10, 'lineOrPageDeltaY': 10,
+                                        'deltaMode': WheelEvent.DOM_DELTA_LINE});
+        });
+      };
+
+      var parentScrollTest = function (e) {
+        info("Got parent DOMMouseScroll");
+        parentStats.mouseScroll = true;
+        parent.removeEventListener("DOMMouseScroll", parentScrollTest);
+        child.removeEventListener("DOMMouseScroll", childScrollTest);
+        parent.addEventListener("wheel", parentWheelTest);
+        child.addEventListener("wheel", childWheelTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeWheel(child, 5, 5, {'deltaY': 10, 'lineOrPageDeltaY': 10,
+                                        'deltaMode': WheelEvent.DOM_DELTA_LINE});
+        });
+      };
+
+      var parentWheelTest = function (e) {
+        info("Got parent wheel");
+        parentStats.wheel = true;
+        parent.removeEventListener("wheel", parentWheelTest);
+        child.removeEventListener("wheel", childWheelTest);
+        parent.addEventListener("mousedown", parentDownTest);
+        child.addEventListener("mousedown", childDownTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeMouseAtCenter(child, {type: "mousedown"}, window);
+        });
+      };
+
+      var parentDownTest = function (e) {
+        info("Got parent mousedown");
+        parentStats.mouseDown = true;
+        parent.removeEventListener("mousedown", parentDownTest);
+        child.removeEventListener("mousedown", childDownTest);
+        parent.addEventListener("mouseup", parentUpTest);
+        child.addEventListener("mouseup", childUpTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeMouseAtCenter(child, {type: "mouseup"}, window);
+        });
+      };
+
+      var parentUpTest = function (e) {
+        info("Got parent mouseup");
+        parentStats.mouseUp = true;
+        parent.removeEventListener("mouseup", parentUpTest);
+        child.removeEventListener("mouseup", childUpTest);
+        parent.addEventListener("click", parentClickTest);
+        child.addEventListener("click", childClickTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeMouseAtCenter(child, {}, window);
+        });
+      };
+
+      var parentClickTest = function (e) {
+        info("Got parent click");
+        parentStats.mouseClick = true;
+        parent.removeEventListener("click", parentClickTest);
+        child.removeEventListener("click", childClickTest);
+        parent.addEventListener("mousemove", parentMoveTest);
+        child.addEventListener("mousemove", childMoveTest);
+        SimpleTest.executeSoon(function () {
+          synthesizeMouseAtCenter(child, {type: "mousemove"}, window);
+        });
+      };
+
+      var parentMoveTest = function (e) {
+        info("Got parent mousemove");
+        parentStats.mouseMove = true;
+        parent.removeEventListener("mousemove", parentMoveTest);
+        child.removeEventListener("mousemove", childMoveTest);
+        SimpleTest.executeSoon(function () {
+          info("Exit fullscreen");
+          addFullscreenChangeContinuation("exit", function() {
+            info("Got fullscreenchange for exiting");
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        });
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        if (document.pointerLockElement === parent) {
+          info("Got pointerlockchange for entering");
+          parent.addEventListener("mousemove", startMouseTests);
+          child.addEventListener("mousemove", childMoveTest);
+          // Bug 1357082
+          // Retrigger synthesizeMouseAtCenter until it actually happens.
+          mouseMoveIntervalID = setInterval(() => {
+            synthesizeMouseAtCenter(parent, {type: "mousemove"}, window);
+          }, 100);
+        } else {
+          info("Got pointerlockchange for exiting");
+        }
+      });
+
+      function start() {
+        info("Requesting fullscreen on parent");
+        addFullscreenChangeContinuation("enter", function() {
+          info("Got fullscreenchange for entering");
+          parent.requestPointerLock();
+        });
+        parent.requestFullscreen();
+      }
+    </script>
+  </pre>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_screenClientXYConst.html b/dom/tests/mochitest/pointerlock/file_screenClientXYConst.html
new file mode 100644
index 0000000000..31bd232a57
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_screenClientXYConst.html
@@ -0,0 +1,143 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+<head>
+  <title>Bug 633602 - constantXY.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+    Mozilla Bug 633602
+  </a>
+  <div id="div"></div>
+  <script type="application/javascript">
+      /*
+       * Test for Bug 633602
+       * Confirm that screenX/Y and clientX/Y are constants when the pointer
+       * is locked.
+       */
+
+      SimpleTest.waitForExplicitFinish();
+      SimpleTest.requestFlakyTimeout("We may need to wait for window's moving");
+
+      var div
+        , divRect
+        , unLockedCoords
+        , lockedCoords
+        , mouseMoveIntervalID
+        , isUnlocked = false
+        , isLocked = false;
+
+      function runTests () {
+        ok(isUnlocked, "Pointer should be unlocked");
+        ok(isLocked, "Pointer should be locked");
+
+        // Confirm that pointer coords are constant while locked
+        is(unLockedCoords.clientX, lockedCoords.clientX,
+           "clientX should be equal to where the mouse was originaly locked");
+        is(unLockedCoords.clientY, lockedCoords.clientY,
+           "clientY should be equal to where the mouse was originaly locked");
+        is(unLockedCoords.screenX, lockedCoords.screenX,
+           "screenX should be equal to where the mouse was originaly locked");
+        is(unLockedCoords.screenY, lockedCoords.screenY,
+           "screenY should be equal to where the mouse was originaly locked");
+      }
+
+      function moveUnlocked(e) {
+        info("Got mousemove via moveUnlocked");
+        clearInterval(mouseMoveIntervalID);
+        var firstCall = !unLockedCoords;
+        if (!firstCall) {
+          todo(false, "mousemove is fired twice.");
+        }
+
+        unLockedCoords = {
+          screenX: e.screenX,
+          screenY: e.screenY,
+          clientX: e.clientX,
+          clientY: e.clientY
+        };
+
+        if (!firstCall) {
+          return;
+        }
+
+        isUnlocked = !document.pointerLockElement;
+        div.requestPointerLock();
+      }
+
+      function moveLocked(e) {
+        info("Got mousemove via moveLocked");
+        clearInterval(mouseMoveIntervalID);
+        div.removeEventListener("mousemove", moveLocked);
+
+        isLocked = !!document.pointerLockElement;
+        lockedCoords = {
+          screenX: e.screenX,
+          screenY: e.screenY,
+          clientX: e.clientX,
+          clientY: e.clientY
+        };
+
+        addFullscreenChangeContinuation("exit", function() {
+          info("Got fullscreenchange for exiting");
+          runTests();
+          SimpleTest.finish();
+        });
+        document.exitFullscreen();
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        if (document.pointerLockElement === div) {
+          info("Got pointerlockchange for entering");
+          div.removeEventListener("mousemove", moveUnlocked);
+          div.addEventListener("mousemove", moveLocked);
+          divRect = div.getBoundingClientRect();
+          // Bug 1295815
+          // Retrigger synthesizeNativeMouseEvent until it actually happens.
+          mouseMoveIntervalID = setInterval(() => {
+            synthesizeNativeMouseEvent({
+              type: "mousemove",
+              target: div,
+              offsetX: (divRect.width / 4) * 3,
+              offsetY: (divRect.height / 4) * 3,
+            });
+          }, 100);
+        } else {
+          info("Got pointerlockchange for exiting");
+        }
+      });
+
+      function start() {
+        div = document.getElementById("div");
+        info("Requesting fullscreen on parent");
+        addFullscreenChangeContinuation("enter", async () => {
+          info("Got fullscreenchange for entering");
+          await promiseNativeMouseEvent({
+            type: "mousemove",
+            target: div,
+            offsetX: 0,
+            offsetY: 0,
+          });
+          div.addEventListener("mousemove", moveUnlocked);
+          // Bug 1295815
+          // Retrigger synthesizeNativeMouseEvent until it actually happens.
+          mouseMoveIntervalID = setInterval(() => {
+            synthesizeNativeMouseEvent({
+              type: "mousemove",
+              target: div,
+              atCenter: true,
+            });
+          }, 100);
+        });
+        div.requestFullscreen();
+      }
+  </script>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_suppressSomeMouseEvents.html b/dom/tests/mochitest/pointerlock/file_suppressSomeMouseEvents.html
new file mode 100644
index 0000000000..bc1e1e64a5
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_suppressSomeMouseEvents.html
@@ -0,0 +1,158 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+<head>
+  <title>Bug 633602 - file_cursorPosEvents.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="pointerlock_utils.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  <style type="text/css">
+    #child {
+      width: 100px;
+      height: 100px;
+      background-color:Green;
+    }
+  </style>
+</head>
+<body>
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+  Mozilla Bug 633602</a>
+
+  <div id="parent">
+    <div id="child"></div>
+  </div>
+
+  <script type="application/javascript">
+      /*
+       * Test for Bug 633602
+       * Test will check to make sure that the following mouse events are no
+       * longer executed in pointer lock.
+       *  - mouseover, mouseout, mouseenter, mouseleave
+       */
+
+      SimpleTest.waitForExplicitFinish();
+
+      function PointerEventStats() {
+        this.mouseEnter = false;
+        this.mouseLeave = false;
+        this.mouseOver = false;
+        this.mouseOut = false;
+      }
+
+      var parent
+        , child
+        , parentStats = new PointerEventStats()
+        , childStats = new PointerEventStats()
+        , isPointerLocked = false;
+
+      function runTests () {
+        ok(isPointerLocked, "expected mouse to be locked, but wasn't.");
+
+        is(childStats.mouseEnter, false,
+           "child's mouseenter should not be firing in Full Screen and Pointer Lock.");
+        is(childStats.mouseOver, false,
+           "child's mouseover should not be firing in Full Screen and Pointer Lock.");
+        is(childStats.mouseLeave, false,
+           "child's mouseleave should not be firing in Full Screen and Pointer Lock.");
+        is(childStats.mouseOut, false,
+           "child's mouseout should not be firing in Full Screen and Pointer Lock.");
+
+        is(parentStats.mouseEnter, false,
+           "parent's mouseenter should not be firing in Full Screen and Pointer Lock.");
+        is(parentStats.mouseOver, false,
+           "parent's mouseover should not be firing in Full Screen and Pointer Lock.");
+        is(parentStats.mouseLeave, false,
+           "parent's mouseleave should not be firing in Full Screen and Pointer Lock.");
+        is(parentStats.mouseOut, false,
+           "parent's mouseout should not be firing in Full Screen and Pointer Lock.");
+      }
+
+      var parentMoveListener = function () {
+        isPointerLocked = !!document.pointerLockElement;
+        removeEventListeners();
+        document.exitPointerLock();
+      };
+
+      var parentOutListener = function (e) {
+          parentStats.mouseOut = true;
+      };
+      var parentLeaveListener = function (e) {
+          parentStats.mouseLeave = true;
+      };
+      var parentOverListener = function (e) {
+          parentStats.mouseOver = true;
+      };
+      var parentEnterListener = function (e) {
+          parentStats.mouseEnter = true;
+      };
+
+      var childOutListener = function (e) {
+          childStats.mouseOut = true;
+      };
+      var childLeaveListener = function (e) {
+          childStats.mouseLeave = true;
+      };
+      var childOverListener = function (e) {
+          childStats.mouseOver = true;
+      };
+      var childEnterListener = function (e) {
+          childStats.mouseEnter = true;
+      };
+
+      function addEventListeners() {
+        parent.addEventListener("mousemove", parentMoveListener);
+
+        parent.addEventListener("mouseout", parentOutListener);
+        parent.addEventListener("mouseleave", parentLeaveListener);
+        parent.addEventListener("mouseover", parentOverListener);
+        parent.addEventListener("mouseenter", parentEnterListener);
+
+        child.addEventListener("mouseout", childOutListener);
+        child.addEventListener("mouseleave", childLeaveListener);
+        child.addEventListener("mouseover", childOverListener);
+        child.addEventListener("mouseenter", childEnterListener);
+      }
+
+      function removeEventListeners() {
+        parent.removeEventListener("mousemove", parentMoveListener);
+
+        parent.removeEventListener("mouseout", parentOutListener);
+        parent.removeEventListener("mouseleave", parentLeaveListener);
+        parent.removeEventListener("mouseover", parentOverListener);
+        parent.removeEventListener("mouseenter", parentEnterListener);
+
+        child.removeEventListener("mouseout", childOutListener);
+        child.removeEventListener("mouseleave", childLeaveListener);
+        child.removeEventListener("mouseover"  , childOverListener);
+        child.removeEventListener("mouseenter", childEnterListener);
+      }
+
+      document.addEventListener("pointerlockchange", function (e) {
+        if (document.pointerLockElement === parent) {
+          addEventListeners();
+          synthesizeMouseAtCenter(child, { type: "mousemove" }, window);
+        }
+        else {
+          addFullscreenChangeContinuation("exit", function() {
+            runTests();
+            SimpleTest.finish();
+          });
+          document.exitFullscreen();
+        }
+      });
+
+      function start() {
+        parent = document.getElementById("parent");
+        child = document.getElementById("child");
+        addFullscreenChangeContinuation("enter", function() {
+          parent.requestPointerLock();
+        });
+        parent.requestFullscreen();
+      }
+  </script>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_targetOutOfFocus.html b/dom/tests/mochitest/pointerlock/file_targetOutOfFocus.html
new file mode 100644
index 0000000000..4a6b9084bb
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_targetOutOfFocus.html
@@ -0,0 +1,69 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+  -->
+  <head>
+    <title>Bug 633602 - file_targetOutOfFocus.html</title>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  </head>
+  <body>
+    <a target="_blank"
+      href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+    <p id="display"></p>
+    <div id="content">
+    </div>
+    <div id="div">
+      <input id="input" type="text" />
+    </div>
+    <pre id="test">
+      <script type="application/javascript">
+        /*
+         * Test for Bug 633602
+         * Element doesn't need to have focus to request
+         * pointer lock
+        */
+
+        SimpleTest.waitForExplicitFinish();
+
+        var div = document.getElementById("div")
+          , input = document.getElementById("input")
+          , divPointerLock = false;
+
+        function runTests () {
+          ok(divPointerLock, "Pointer should be locked even if " +
+            "the element being locked is not focused");
+        }
+
+        input.addEventListener("focus", function() {
+          div.requestPointerLock();
+        }, { once: true });
+
+        document.addEventListener("pointerlockchange", function (e) {
+          if (document.pointerLockElement === div) {
+            divPointerLock = true;
+            addFullscreenChangeContinuation("exit", function() {
+              runTests();
+              SimpleTest.finish();
+            });
+            document.exitFullscreen();
+          }
+        });
+
+        function start() {
+          addFullscreenChangeContinuation("enter", function() {
+            input.focus();
+          });
+          div.requestFullscreen();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/file_withoutDOM.html b/dom/tests/mochitest/pointerlock/file_withoutDOM.html
new file mode 100644
index 0000000000..c63a72cf9a
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/file_withoutDOM.html
@@ -0,0 +1,54 @@
+<!DOCTYPE HTML>
+<html>
+  <!--
+  https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+
+  Test DOM tree in full screen
+  -->
+  <head>
+    <title>Bug 633602 - file_DOMtree.html</title>
+    <script src="/tests/SimpleTest/EventUtils.js">
+    </script>
+    <script src="/tests/SimpleTest/SimpleTest.js">
+    </script>
+    <script type="application/javascript" src="pointerlock_utils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+    <style>
+    </style>
+  </head>
+  <body>
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+    <pre id="test">
+      <script type="text/javascript">
+        /*
+         * Test for Bug 633602
+         * Checks if element is attached to the DOM Tree before locking
+         * the pointer
+         */
+
+        SimpleTest.waitForExplicitFinish();
+
+        var div = document.createElement("div")
+          , withouthDOM = false;
+
+        function runTests () {
+          ok(withouthDOM, "If an element is NOT in the " +
+            "DOM Tree pointer should NOT be locked");
+        }
+
+        document.addEventListener("pointerlockerror", function (e) {
+          withouthDOM = true;
+          runTests();
+          SimpleTest.finish();
+        });
+
+        function start() {
+          div.requestPointerLock();
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/iframe_differentDOM.html b/dom/tests/mochitest/pointerlock/iframe_differentDOM.html
new file mode 100644
index 0000000000..0e3eac19b9
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/iframe_differentDOM.html
@@ -0,0 +1,7 @@
+<html>
+  <head>
+  </head>
+  <body>
+    <div id="div"></div><input>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/mochitest.toml b/dom/tests/mochitest/pointerlock/mochitest.toml
new file mode 100644
index 0000000000..87e2879cd3
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/mochitest.toml
@@ -0,0 +1,49 @@
+[DEFAULT]
+support-files = [
+  "pointerlock_utils.js",
+  "iframe_differentDOM.html",
+  "!/gfx/layers/apz/test/mochitest/apz_test_utils.js",
+]
+
+["test_closewindow-with-pointerlock.html"]
+
+["test_pointerlock-api.html"]
+tags = "fullscreen"
+skip-if = [
+  "os == 'android'", # Bug 1612553
+  "display == 'wayland' && os_version == '22.04'", # Bug 1857057
+  "!debug && !asan && !tsan && !ccov", # Bug 1833142
+]
+support-files = [
+  "file_pointerlock-api.html",
+  "file_pointerlock-api-with-shadow.html",
+  "file_pointerlockerror.html",
+  "file_escapeKey.html",
+  "file_withoutDOM.html",
+  "file_removedFromDOM.html",
+  "file_pointerLockPref.html",
+  "file_nestedFullScreen.html",
+  "file_doubleLock.html",
+  "file_childIframe.html",
+  "file_movementXY.html",
+  "file_infiniteMovement.html",
+  "file_retargetMouseEvents.html",
+  "file_targetOutOfFocus.html",
+  "file_screenClientXYConst.html",
+  "file_suppressSomeMouseEvents.html",
+  "file_locksvgelement.html",
+  "file_allowPointerLockSandboxFlag.html",
+  "file_changeLockElement.html",
+]
+
+["test_pointerlock_focus.html"]
+
+["test_pointerlock_target_not_in_active_document.html"]
+
+["test_pointerlock_xorigin_iframe.html"]
+support-files = [
+  "file_pointerlock_xorigin_iframe.html",
+  "file_pointerlock_xorigin_iframe_no_user_gesture.html",
+  "file_pointerlock_xorigin_iframe_not_focused.html",
+]
+skip-if = ["display == 'wayland' && os_version == '22.04'"] # Bug 1857057
diff --git a/dom/tests/mochitest/pointerlock/pointerlock_utils.js b/dom/tests/mochitest/pointerlock/pointerlock_utils.js
new file mode 100644
index 0000000000..050d161070
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/pointerlock_utils.js
@@ -0,0 +1,112 @@
+const { ChromeUtils } = SpecialPowers;
+const { TestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/TestUtils.sys.mjs"
+);
+
+// Get test filename for page being run in popup so errors are more useful
+var testName = location.pathname.split("/").pop();
+
+// Wrap test functions and pass to parent window
+window.ok = function (a, msg) {
+  opener.ok(a, testName + ": " + msg);
+};
+
+window.is = function (a, b, msg) {
+  opener.is(a, b, testName + ": " + msg);
+};
+
+window.isnot = function (a, b, msg) {
+  opener.isnot(a, b, testName + ": " + msg);
+};
+
+window.todo = function (a, msg) {
+  opener.todo(a, testName + ": " + msg);
+};
+
+window.todo_is = function (a, b, msg) {
+  opener.todo_is(a, b, testName + ": " + msg);
+};
+
+window.todo_isnot = function (a, b, msg) {
+  opener.todo_isnot(a, b, testName + ": " + msg);
+};
+
+window.info = function (msg) {
+  opener.info(testName + ": " + msg);
+};
+
+// Override bits of SimpleTest so test files work stand-alone
+var SimpleTest = SimpleTest || {};
+
+SimpleTest.waitForExplicitFinish = function () {
+  dump("[POINTERLOCK] Starting " + testName + "\n");
+};
+
+SimpleTest.finish = function () {
+  dump("[POINTERLOCK] Finishing " + testName + "\n");
+  opener.nextTest();
+};
+
+// Keep track of how many fullscreenChange enters we've received, so that
+// we can balance them with the number of exits we receive. We reset this
+// to 0 when we load a test.
+var fullscreenChangeEnters = 0;
+
+addLoadEvent(function () {
+  info(`Resetting fullscreen enter count.`);
+  fullscreenChangeEnters = 0;
+  if (typeof start !== "undefined") {
+    // Delay one event loop to stabilize the initial state of the page.
+    SimpleTest.executeSoon(start);
+  }
+});
+
+// Returns true if the window believes it is in fullscreen. This may be true even
+// before an asynchronous fullscreen transition is complete.
+function inFullscreenMode(win) {
+  return win.document.fullscreenElement;
+}
+
+// Adds a listener that will be called once a fullscreen transition
+// is complete. When type==='enter', callback is called when we've
+// received a fullscreenchange event, and the fullscreen transition is
+// complete. When type==='exit', callback is called when we've
+// received a fullscreenchange event and the window is out of
+// fullscreen. inDoc is the document which the listeners are added on,
+// if absent, the listeners are added to the current document.
+function addFullscreenChangeContinuation(type, callback, inDoc) {
+  var doc = inDoc || document;
+  var topWin = doc.defaultView.top;
+  function checkCondition() {
+    if (type == "enter") {
+      fullscreenChangeEnters++;
+      return inFullscreenMode(topWin);
+    } else if (type == "exit") {
+      fullscreenChangeEnters--;
+      return fullscreenChangeEnters
+        ? inFullscreenMode(topWin)
+        : !inFullscreenMode(topWin);
+    } else {
+      throw "'type' must be either 'enter', or 'exit'.";
+    }
+  }
+  function onFullscreenChange(event) {
+    doc.removeEventListener("fullscreenchange", onFullscreenChange);
+    ok(checkCondition(), `Should ${type} fullscreen.`);
+
+    // Invoke the callback after the browsingContext has become active
+    // (or we've timed out waiting for it to become active).
+    let bc = SpecialPowers.wrap(topWin).browsingContext;
+    TestUtils.waitForCondition(
+      () => bc.isActive,
+      "browsingContext should become active"
+    )
+      .catch(e =>
+        ok(false, `Wait for browsingContext.isActive failed with ${e}`)
+      )
+      .finally(() => {
+        requestAnimationFrame(() => setTimeout(() => callback(event), 0), 0);
+      });
+  }
+  doc.addEventListener("fullscreenchange", onFullscreenChange);
+}
diff --git a/dom/tests/mochitest/pointerlock/test_closewindow-with-pointerlock.html b/dom/tests/mochitest/pointerlock/test_closewindow-with-pointerlock.html
new file mode 100644
index 0000000000..797228c3e0
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/test_closewindow-with-pointerlock.html
@@ -0,0 +1,51 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="UTF-8">
+  <title>Bug 1323983 - Auto-close window after holding pointerlock</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <link rel="stylesheet" href="/tests/SimpleTest/test.css">
+</head>
+<body style="width: 100vw; height: 100vh; margin: 0;">
+  <script>
+    if (!opener) {
+      SimpleTest.waitForExplicitFinish();
+    }
+
+    var newwin = null;
+    function finish() {
+      newwin.close()
+      setTimeout(function() {
+        SimpleTest.finish();
+      }, 0);
+    }
+
+    addLoadEvent(function() {
+      SimpleTest.waitForFocus(function() {
+        if (!opener) {
+          newwin = window.open(location);
+        } else {
+          document.addEventListener("pointerlockchange", function() {
+            opener.is(document.pointerLockElement, document.body,
+                      "Check we have locked the pointer");
+            opener.finish();
+          }, {once: true});
+          document.addEventListener("pointerlockerror", function() {
+            opener.info("Fail to lock pointer");
+            opener.finish();
+          });
+          document.addEventListener("click", function() {
+            opener.info("Clicked");
+            document.body.requestPointerLock();
+          }, {once: true});
+          setTimeout(function() {
+            opener.info("Clicking");
+            synthesizeMouseAtCenter(document.body, {});
+          }, 0);
+        }
+      });
+    });
+  </script>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/test_pointerlock-api.html b/dom/tests/mochitest/pointerlock/test_pointerlock-api.html
new file mode 100644
index 0000000000..c0fddb5c87
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/test_pointerlock-api.html
@@ -0,0 +1,113 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=633602
+-->
+  <head>
+    <title>Test for Bug 633602</title>
+    <script type="application/javascript"  src="/tests/SimpleTest/SimpleTest.js"></script>
+    <script type="application/javascript"  src="/tests/SimpleTest/EventUtils.js"></script>
+    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  </head>
+  <body>
+    <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=633602">
+      Mozilla Bug 633602
+    </a>
+    <div id="content">
+    </div>
+    <pre id="test">
+      <script type="application/javascript">
+        const { AppConstants } = SpecialPowers.ChromeUtils.importESModule(
+          "resource://gre/modules/AppConstants.sys.mjs"
+        );
+
+        /**
+         * Pointer Lock tests for bug 633602.  These depend on the fullscreen api
+         * which doesn't work when run in the mochitests' iframe, since the
+         * mochitests' iframe doesn't have an allowfullscreen attribute.  To get
+         * around this, all tests are run in a child window, which can go fullscreen.
+         * This method is borrowed from dom/html/test/test_fullscreen-api.html.
+         **/
+
+        SimpleTest.waitForExplicitFinish();
+
+        SpecialPowers.pushPrefEnv({"set": [
+          ["full-screen-api.enabled", true],
+          ["full-screen-api.allow-trusted-requests-only", false],
+          ["full-screen-api.transition-duration.enter", "0 0"],
+          ["full-screen-api.transition-duration.leave", "0 0"]
+        ]}, nextTest);
+
+        // Run the tests which go full-screen in new window, as Mochitests
+        // normally run in an iframe, which by default will not have the
+        // allowfullscreen attribute set, so full-screen won't work.
+        var gTestFiles = [
+          "file_screenClientXYConst.html",
+          "file_childIframe.html",
+          "file_doubleLock.html",
+          "file_escapeKey.html",
+          "file_infiniteMovement.html",
+          "file_locksvgelement.html",
+          "file_movementXY.html",
+          "file_nestedFullScreen.html",
+          "file_pointerlock-api.html",
+          "file_pointerlock-api-with-shadow.html",
+          "file_pointerlockerror.html",
+          "file_pointerLockPref.html",
+          "file_removedFromDOM.html",
+          "file_retargetMouseEvents.html",
+          "file_suppressSomeMouseEvents.html",
+          "file_targetOutOfFocus.html",
+          "file_withoutDOM.html",
+          "file_allowPointerLockSandboxFlag.html",
+          "file_changeLockElement.html",
+        ];
+
+        var gDisableList = [ 
+          // Bug 1615802
+          { file: "file_screenClientXYConst.html", platform: "macosx" },
+          // Bug 1357082
+          { file: "file_retargetMouseEvents.html", platform: "all" },
+        ];
+
+        var gTestWindow = null;
+        var gTestIndex = 0;
+
+        function nextTest() {
+          if (gTestWindow) {
+            gTestWindow.close();
+          }
+
+          // Try to stabilize the state before running the next test.
+          SimpleTest.waitForFocus(
+            () => requestAnimationFrame(() => setTimeout(runNextTest)));
+        }
+
+        function runNextTest() {
+          if (gTestIndex < gTestFiles.length) {
+            var file = gTestFiles[gTestIndex];
+            gTestIndex++;
+
+            var skipTest = false;
+            for (var item of gDisableList) {
+              if (item.file == file &&
+                  ("all" == item.platform || AppConstants.platform == item.platform)) {
+                skipTest = true;
+                break;
+              }
+            }
+            if (!skipTest) {
+              info(`Testing ${file}`);
+              gTestWindow = window.open(file, "", "width=500,height=500");
+            } else {
+              info(`Skip ${file}`);
+              nextTest();
+            }
+          } else {
+            SimpleTest.finish();
+          }
+        }
+      </script>
+    </pre>
+  </body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/test_pointerlock_focus.html b/dom/tests/mochitest/pointerlock/test_pointerlock_focus.html
new file mode 100644
index 0000000000..4b414d3ba6
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/test_pointerlock_focus.html
@@ -0,0 +1,111 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="UTF-8">
+  <title>Bug 1646493 - test_pointerlock_focus.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <link rel="stylesheet" href="/tests/SimpleTest/test.css">
+  <style>
+    #target {
+      width: 50px;
+      height: 50px;
+      background-color: green;
+    }
+
+    iframe {
+      width: 250px;
+      height: 50px;
+    }
+  </style>
+</head>
+<body style="width: 100vw; height: 100vh; margin: 0;">
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1646493">Mozilla Bug 1646493</a><br>
+<div id="target"></div>
+<input id="input"><br>
+<iframe id="iframe" src="https://example.com/tests/dom/tests/mochitest/pointerlock/iframe_differentDOM.html"></iframe>
+<script>
+
+function waitForEventOnce(aTarget, aEvent) {
+  return new Promise(aResolve => {
+    aTarget.addEventListener(aEvent, aResolve, { once: true });
+  });
+}
+
+function unexpectedEvent(aEvent) {
+  ok(false, `Unexpected ${aEvent.type} event`);
+}
+
+async function requestPointerLock(aElement) {
+  let doc = aElement.ownerDocument;
+  doc.addEventListener("pointerlockerror", unexpectedEvent);
+
+  SpecialPowers.wrap(doc).notifyUserGestureActivation();
+  aElement.requestPointerLock();
+  await waitForEventOnce(doc, "pointerlockchange");
+
+  is(doc.pointerLockElement, aElement, "target pointer locked");
+  doc.removeEventListener("pointerlockerror", unexpectedEvent);
+}
+
+async function exitPointerLock(aDocument) {
+  if (aDocument.pointerLockElement) {
+    aDocument.exitPointerLock();
+    await waitForEventOnce(aDocument, "pointerlockchange");
+  }
+  is(aDocument.pointerLockElement, null, "pointer unlocked");
+}
+
+let target = document.getElementById("target");
+let input = document.getElementById("input");
+
+add_task(async function init() {
+  await SimpleTest.promiseFocus();
+});
+
+add_task(async function focusMovesIntoXoriginIframe() {
+  let iframe = document.getElementById("iframe");
+
+  input.focus();
+  is(document.activeElement, input, "focus input");
+
+  // Request pointer lock on parent window
+  await requestPointerLock(target);
+
+  // Move focus into child window with different origin
+  let win = iframe.contentWindow;
+  document.addEventListener("pointerlockchange", unexpectedEvent);
+  synthesizeKey("KEY_Tab");
+  await SpecialPowers.spawn(win, [], async () => {
+    if (!content.document.hasFocus()) {
+      await new Promise((resolve) => {
+        content.document.addEventListener('focus', resolve, { once: true });
+      });
+    }
+  });
+  is(document.pointerLockElement, target, "target pointer locked");
+  document.removeEventListener("pointerlockchange", unexpectedEvent);
+
+  // Exit pointer lock
+  await exitPointerLock(document);
+});
+
+add_task(async function focusMovesToAnotherTab() {
+  input.focus();
+  is(document.activeElement, input, "focus input");
+
+  // Request pointer lock on parent window
+  await requestPointerLock(target);
+
+  // Move focus to another tab
+  let promise = waitForEventOnce(document, "pointerlockchange");
+  let win = window.open('iframe_differentDOM.html');
+  await promise;
+  is(document.pointerLockElement, null, "pointer unlocked");
+
+  win.close();
+  await exitPointerLock(document);
+});
+</script>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/test_pointerlock_target_not_in_active_document.html b/dom/tests/mochitest/pointerlock/test_pointerlock_target_not_in_active_document.html
new file mode 100644
index 0000000000..8629230b6b
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/test_pointerlock_target_not_in_active_document.html
@@ -0,0 +1,77 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="UTF-8">
+  <title>Bug 1646493 - test_pointerlock_target_not_in_active_document.html</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="/tests/SimpleTest/EventUtils.js"></script>
+  <link rel="stylesheet" href="/tests/SimpleTest/test.css">
+</head>
+<body style="width: 100vw; height: 100vh; margin: 0;">
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1646493">Mozilla Bug 1646493</a><br>
+<iframe></iframe>
+<script>
+if (!opener) {
+  SimpleTest.waitForExplicitFinish();
+}
+
+var newwin = null;
+function finish() {
+  newwin.close()
+  setTimeout(function() {
+    SimpleTest.finish();
+  }, 0);
+}
+
+function testUnfocusedDocument() {
+  opener.document.addEventListener("pointerlockchange", function() {
+    opener.ok(false, "Check we have locked the pointer");
+    opener.document.exitPointerLock();
+    opener.testInactiveTopLevelDocument();
+  }, {once: true});
+
+  opener.document.addEventListener("pointerlockerror", function() {
+    opener.ok(true, "Fail to lock pointer");
+    opener.testInactiveTopLevelDocument();
+  }, {once: true});
+
+  SpecialPowers.wrap(opener.document).notifyUserGestureActivation();
+  opener.document.body.requestPointerLock();
+}
+
+function testInactiveTopLevelDocument() {
+  let iframeWin = newwin.frames[0];
+  let iframeDoc = iframeWin.document;
+
+  iframeDoc.addEventListener("pointerlockchange", function() {
+    ok(false, "Check we have locked the pointer");
+    iframeDoc.exitPointerLock();
+    finish();
+  }, {once: true});
+
+  iframeDoc.addEventListener("pointerlockerror", function() {
+    ok(true, "Fail to lock pointer");
+    finish();
+  }, {once: true});
+
+  SpecialPowers.wrap(iframeDoc).notifyUserGestureActivation();
+
+  newwin.addEventListener("pagehide", function() {
+    iframeDoc.body.requestPointerLock();
+  }, {once: true});
+  newwin.location = "iframe_differentDOM.html";
+}
+
+addLoadEvent(async function() {
+  await SimpleTest.promiseFocus();
+
+  if (!opener) {
+    newwin = window.open(location);
+    return;
+  }
+
+  testUnfocusedDocument();
+});
+</script>
+</body>
+</html>
diff --git a/dom/tests/mochitest/pointerlock/test_pointerlock_xorigin_iframe.html b/dom/tests/mochitest/pointerlock/test_pointerlock_xorigin_iframe.html
new file mode 100644
index 0000000000..fb4f84470e
--- /dev/null
+++ b/dom/tests/mochitest/pointerlock/test_pointerlock_xorigin_iframe.html
@@ -0,0 +1,59 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1662587
+-->
+<head>
+<title>Test for Bug 1662587</title>
+<script type="application/javascript"  src="/tests/SimpleTest/SimpleTest.js"></script>
+<script type="application/javascript"  src="/tests/SimpleTest/EventUtils.js"></script>
+<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1662587">Mozilla Bug 1662587</a>
+<div id="content"></div>
+<pre id="test">
+<script type="application/javascript">
+/**
+ * Pointer Lock tests for bug 1662587.
+ **/
+
+SimpleTest.waitForExplicitFinish();
+
+let gTestFiles = [
+  "file_pointerlock_xorigin_iframe.html",
+  "file_pointerlock_xorigin_iframe_no_user_gesture.html",
+  "file_pointerlock_xorigin_iframe_not_focused.html",
+];
+
+let gTestWindow = null;
+let gTestIndex = 0;
+
+SpecialPowers.pushPrefEnv({"set": [
+  // This will make dispatched event going through parent process.
+  ["test.events.async.enabled", true]
+]}, nextTest);
+
+function nextTest() {
+  if (gTestWindow) {
+    gTestWindow.close();
+  }
+  SimpleTest.waitForFocus(runNextTest);
+}
+
+function runNextTest() {
+  if (gTestIndex < gTestFiles.length) {
+    let file = gTestFiles[gTestIndex];
+    gTestIndex++;
+
+    info(`Testing ${file}`);
+    gTestWindow = window.open(file, "", "width=500,height=500");
+    info(`Test finish`);
+  } else {
+    SimpleTest.finish();
+  }
+}
+</script>
+</pre>
+</body>
+</html>
-- 
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