Raw File
test_bug596600.xul
<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>
<window title="Native mouse event tests"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

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

<body  xmlns="http://www.w3.org/1999/xhtml">
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
</pre>
</body>

<script class="testbody" type="application/javascript">
<![CDATA[

const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
const NSMouseMoved = 5;

var gLeftWindow, gRightWindow, gIFrame;
var gExpectedEvents = [];

function moveMouseTo(x, y, andThen) {
  var utils = gLeftWindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
                                 getInterface(Components.interfaces.nsIDOMWindowUtils);
  utils.sendNativeMouseEvent(x, y, NSMouseMoved, 0, gLeftWindow.documentElement);
  SimpleTest.executeSoon(andThen);
}

function openWindows() {
  gLeftWindow = open('empty_window.xul', '_blank', 'chrome,screenX=50,screenY=50,width=200,height=200');
  SimpleTest.waitForFocus(function () {
    gRightWindow = open('empty_window.xul', '', 'chrome,screenX=300,screenY=50,width=200,height=200');
    SimpleTest.waitForFocus(attachIFrameToRightWindow, gRightWindow);
  }, gLeftWindow);
}

function attachIFrameToRightWindow() {
  gIFrame = gLeftWindow.document.createElementNS(XUL_NS, "iframe");
  gIFrame.setAttribute("type", "content");
  gIFrame.setAttribute("clickthrough", "never");
  gIFrame.setAttribute("src", "data:text/html,<!DOCTYPE html>Content page");
  gIFrame.style.width = "100px";
  gIFrame.style.height = "100px";
  gIFrame.style.margin = "50px";
  gLeftWindow.document.documentElement.appendChild(gIFrame);
  gIFrame.contentWindow.addEventListener("load", function (e) {
    gIFrame.removeEventListener("load", arguments.callee, false);
    test1();
  }, false);
}

function test1() {
  // gRightWindow is active, gLeftWindow is inactive.
  moveMouseTo(0, 0, function () {
    var expectMouseOver = false, expectMouseOut = false;
    function mouseOverListener(e) {
      ok(expectMouseOver, "Got expected mouseover at " + e.screenX + ", " + e.screenY);
      expectMouseOver = false;
    }
    function mouseOutListener(e) {
      ok(expectMouseOut, "Got expected mouseout at " + e.screenX + ", " + e.screenY);
      expectMouseOut = false;
    }
    gLeftWindow.addEventListener("mouseover", mouseOverListener, false);
    gLeftWindow.addEventListener("mouseout", mouseOutListener, false);

    // Move into the left window
    expectMouseOver = true;
    moveMouseTo(80, 80, function () {
      ok(!expectMouseOver, "Should have got mouseover event");

      // Move over the iframe, which has clickthrough="never".
      expectMouseOut = true;
      moveMouseTo(150, 150, function () {
        ok (!expectMouseOut, "Should have got mouseout event");
        gLeftWindow.removeEventListener("mouseover", mouseOverListener, false);
        gLeftWindow.removeEventListener("mouseout", mouseOutListener, false);
        test2();
      });
    });
  });
}

function test2() {
  // Make the iframe cover the whole window.
  gIFrame.style.margin = "0";
  gIFrame.style.width = gIFrame.style.height = "200px";

  // Add a box to the iframe at the left edge.
  var doc = gIFrame.contentDocument;
  var box = doc.createElement("div");
  box.setAttribute("id", "box");
  box.style.position = "absolute";
  box.style.left = "0";
  box.style.top = "50px";
  box.style.width = "100px";
  box.style.height = "100px";
  box.style.backgroundColor = "green";
  doc.body.appendChild(box);

  ok(!box.matches(":hover"), "Box shouldn't be hovered (since the mouse isn't over it and since it's in a non-clickthrough iframe in a background window)");

  // A function to waitForFocus and then wait for synthetic mouse
  // events to happen.  Note that those happen off the refresh driver,
  // and happen after animation frame requests.
  function changeFocusAndAwaitSyntheticMouse(callback, winToFocus,
                                             elementToWatchForMouseEventOn) {
     function mouseWatcher() {
       elementToWatchForMouseEventOn.removeEventListener("mouseover",
                                                         mouseWatcher,
                                                         false);
       elementToWatchForMouseEventOn.removeEventListener("mouseout",
                                                         mouseWatcher,
                                                         false);
       SimpleTest.executeSoon(callback);
     }
     elementToWatchForMouseEventOn.addEventListener("mouseover",
                                                    mouseWatcher,
                                                    false);
     elementToWatchForMouseEventOn.addEventListener("mouseout",
                                                    mouseWatcher,
                                                    false);
     // Just pass a dummy function to waitForFocus; the mouseout/over listener
     // will actually handle things for us.
     SimpleTest.waitForFocus(function() {}, winToFocus);
  }

  // Move the mouse over the box.
  moveMouseTo(100, 150, function () {
    ok(!box.matches(":hover"), "Box shouldn't be hovered (since it's in a non-clickthrough iframe in a background window)");
    // Activate the left window.
    changeFocusAndAwaitSyntheticMouse(function () {
      ok(gIFrame.matches(":hover"), "iframe should be hovered");
      ok(box.matches(":hover"), "Box should be hovered");
      // De-activate the window (by activating the right window).
      changeFocusAndAwaitSyntheticMouse(function () {
        ok(!gIFrame.matches(":hover"), "iframe shouldn't be hovered");
        ok(!box.matches(":hover"), "Box shouldn't be hovered");
        // Re-activate it.
        changeFocusAndAwaitSyntheticMouse(function () {
          ok(gIFrame.matches(":hover"), "iframe should be hovered");
          ok(box.matches(":hover"), "Box should be hovered");
          // Unhover box and iframe by moving the mouse outside the window.
          moveMouseTo(0, 150, function () {
            const isOSXSnowLeopard = navigator.userAgent.indexOf("Mac OS X 10.6") != -1;
            if (!isOSXSnowLeopard) {
              ok(!gIFrame.matches(":hover"), "iframe shouldn't be hovered");
              ok(!box.matches(":hover"), "box shouldn't be hovered");
            }
            finalize();
          });
        }, gLeftWindow, box);
      }, gRightWindow, box);
    }, gLeftWindow, box);
  });
}

function finalize() {
  gRightWindow.close();
  gLeftWindow.close();
  SimpleTest.finish();
}

SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(openWindows);

]]>
</script>

</window>
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