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products/Sources/formale Sprachen/C/Firefox/dom/events/test/ (Browser von der Mozilla Stiftung Version 136.0.1^©) Datei vom 10.2.2025 mit Größe 8 kB

Quelle test_bug432698.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/events/test/test_bug432698.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 432698</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script 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=432698">Mozilla Bug 432698</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 432698 **/
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(runTests);
var outer;
var middle;
var inner;
var outside;
var container;
var file;
var iframe;
var checkRelatedTarget = false;
var expectedRelatedEnter = null;
var expectedRelatedLeave = null;
var mouseentercount = 0;
var mouseleavecount = 0;
var mouseovercount = 0;
var mouseoutcount = 0;

function sendMouseEvent(t, elem) {
  var r = elem.getBoundingClientRect();
  synthesizeMouse(elem, r.width / 2, r.height / 2, {type: t});
}

var expectedMouseEnterTargets = [];
var expectedMouseLeaveTargets = [];

function runTests() {
  outer = document.getElementById("outertest");
  middle = document.getElementById("middletest");
  inner = document.getElementById("innertest");
  outside = document.getElementById("outside");
  container = document.getElementById("container");
  file = document.getElementById("file");
  iframe = document.getElementById("iframe");

  // Make sure ESM thinks mouse is outside the test elements.
  sendMouseEvent("mousemove", outside);

  mouseentercount = 0;
  mouseleavecount = 0;
  mouseovercount = 0;
  mouseoutcount = 0;
  checkRelatedTarget = true;
  expectedRelatedEnter = outside;
  expectedRelatedLeave = inner;
  expectedMouseEnterTargets = ["outertest", "middletest", "innertest"];
  sendMouseEvent("mousemove", inner);
  is(mouseentercount, 3, "Unexpected mouseenter event count!");
  is(mouseovercount, 1, "Unexpected mouseover event count!");
  is(mouseoutcount, 0, "Unexpected mouseout event count!");
  is(mouseleavecount, 0, "Unexpected mouseleave event count!");
  expectedRelatedEnter = inner;
  expectedRelatedLeave = outside;
  expectedMouseLeaveTargets = ["innertest", "middletest", "outertest"];
  sendMouseEvent("mousemove", outside);
  is(mouseentercount, 3, "Unexpected mouseenter event count!");
  is(mouseovercount, 1, "Unexpected mouseover event count!");
  is(mouseoutcount, 1, "Unexpected mouseout event count!");
  is(mouseleavecount, 3, "Unexpected mouseleave event count!");

  // Event handling over native anonymous content.
  var r = file.getBoundingClientRect();
  expectedRelatedEnter = outside;
  expectedRelatedLeave = file;
  synthesizeMouse(file, r.width / 6, r.height / 2, {type: "mousemove"});
  is(mouseentercount, 4, "Unexpected mouseenter event count!");
  is(mouseovercount, 2, "Unexpected mouseover event count!");
  is(mouseoutcount, 1, "Unexpected mouseout event count!");
  is(mouseleavecount, 3, "Unexpected mouseleave event count!");

  // Moving mouse over type="file" shouldn't cause mouseover/out/enter/leave events
  synthesizeMouse(file, r.width - (r.width / 6), r.height / 2, {type: "mousemove"});
  is(mouseentercount, 4, "Unexpected mouseenter event count!");
  is(mouseovercount, 2, "Unexpected mouseover event count!");
  is(mouseoutcount, 1, "Unexpected mouseout event count!");
  is(mouseleavecount, 3, "Unexpected mouseleave event count!");

  expectedRelatedEnter = file;
  expectedRelatedLeave = outside;
  sendMouseEvent("mousemove", outside);
  is(mouseentercount, 4, "Unexpected mouseenter event count!");
  is(mouseovercount, 2, "Unexpected mouseover event count!");
  is(mouseoutcount, 2, "Unexpected mouseout event count!");
  is(mouseleavecount, 4, "Unexpected mouseleave event count!");

  // Initialize iframe
  iframe.contentDocument.documentElement.style.overflow = "hidden";
  iframe.contentDocument.body.style.margin = "0px";
  iframe.contentDocument.body.style.width = "100%";
  iframe.contentDocument.body.style.height = "100%";
  iframe.contentDocument.body.innerHTML =
    "

" +
"

";
  iframe.contentDocument.body.offsetLeft; // flush

  iframe.contentDocument.body.firstChild.onmouseenter = menter;
  iframe.contentDocument.body.firstChild.onmouseleave = mleave;
  iframe.contentDocument.body.lastChild.onmouseenter = menter;
  iframe.contentDocument.body.lastChild.onmouseleave = mleave;
  r = iframe.getBoundingClientRect();
  expectedRelatedEnter = outside;
  expectedRelatedLeave = iframe;
  // Move mouse inside the iframe.
  synthesizeMouse(iframe.contentDocument.body, r.width / 2, r.height / 4, {type: "mousemove"},
                  iframe.contentWindow);
  synthesizeMouse(iframe.contentDocument.body, r.width / 2, r.height - (r.height / 4), {type: "mousemove"},
                  iframe.contentWindow);
  is(mouseentercount, 7, "Unexpected mouseenter event count!");
  expectedRelatedEnter = iframe;
  expectedRelatedLeave = outside;
  sendMouseEvent("mousemove", outside);
  is(mouseleavecount, 7, "Unexpected mouseleave event count!");

  checkRelatedTarget = false;

  iframe.contentDocument.body.firstChild.onmouseenter = null;
  iframe.contentDocument.body.firstChild.onmouseleave = null;
  iframe.contentDocument.body.lastChild.onmouseenter = null;
  iframe.contentDocument.body.lastChild.onmouseleave = null;

  container.onmouseenter = null;
  container.onmouseleave = null;
  container.onmouseout = null;
  container.onmouseover = null;

  var children = container.getElementsByTagName('*');
  for (var i=0;i<children.length;i++) {
    children[i].onmouseenter = null;
    children[i].onmouseleave = null;
    children[i].onmouseout = null;
    children[i].onmouseover = null;
  }

  SimpleTest.finish();
}

function menter(evt) {
  ++mouseentercount;
  evt.stopPropagation();
  if (expectedMouseEnterTargets.length) {
    var t = expectedMouseEnterTargets.shift();
    is(evt.target.id, t, "Wrong event target!");
  }
  is(evt.bubbles, false, evt.type + " should not bubble!");
  is(evt.cancelable, false, evt.type + " is not cancelable!");
  is(evt.target, evt.currentTarget, "Wrong event target!");
  ok(!evt.relatedTarget || evt.target.ownerDocument == evt.relatedTarget.ownerDocument,
     "Leaking nodes to another document?");
  if (checkRelatedTarget && evt.target.ownerDocument == document) {
    is(evt.relatedTarget, expectedRelatedEnter, "Wrong related target (mouseenter)");
  }
}

function mleave(evt) {
  ++mouseleavecount;
  evt.stopPropagation();
  if (expectedMouseLeaveTargets.length) {
    var t = expectedMouseLeaveTargets.shift();
    is(evt.target.id, t, "Wrong event target!");
  }
  is(evt.bubbles, false, evt.type + " should not bubble!");
  is(evt.cancelable, false, evt.type + " is not cancelable!");
  is(evt.target, evt.currentTarget, "Wrong event target!");
  ok(!evt.relatedTarget || evt.target.ownerDocument == evt.relatedTarget.ownerDocument,
     "Leaking nodes to another document?");
  if (checkRelatedTarget && evt.target.ownerDocument == document) {
    is(evt.relatedTarget, expectedRelatedLeave, "Wrong related target (mouseleave)");
  }
}

function mover(evt) {
  ++mouseovercount;
  evt.stopPropagation();
}

function mout(evt) {
  ++mouseoutcount;
  evt.stopPropagation();
}

</script>
</pre>
<div id="container" onmouseenter="menter(event)" onmouseleave="mleave(event)"
                    onmouseout="mout(event)" onmouseover="mover(event)">
  <div id="outside" onmouseout="event.stopPropagation()" onmouseover="event.stopPropagation()">foo</div>
  <div id="outertest" onmouseenter="menter(event)" onmouseleave="mleave(event)"
                      onmouseout="mout(event)" onmouseover="mover(event)">
    <div id="middletest" onmouseenter="menter(event)" onmouseleave="mleave(event)"
                         onmouseout="mout(event)" onmouseover="mover(event)">
      <div id="innertest" onmouseenter="menter(event)" onmouseleave="mleave(event)"
                          onmouseout="mout(event)" onmouseover="mover(event)">foo</div>
    </div>
  </div>
  <input type="file" id="file"
         onmouseenter="menter(event)" onmouseleave="mleave(event)"
         onmouseout="mout(event)" onmouseover="mover(event)">
  <br>
  <iframe id="iframe" width="50px" height="50px"
          onmouseenter="menter(event)" onmouseleave="mleave(event)"
          onmouseout="mout(event)" onmouseover="mover(event)"></iframe>
</div>
</body>
</html>

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