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<html>
<head>
<style>
div {
width: 200px;
height: 200px;
background-color: red;
}
div div {
position: absolute;
left: -1000px;
background-color: green;
}
div:hover div {
left: auto;
}
</style>
<script>
function log(msg) {
var console = document.getElementById('console');
var newNode = document.createElement('li');
newNode.innerText = msg;
console.appendChild(newNode);
}
var testedHoverState = false;
function testHoverState() {
if (testedHoverState)
return;
testedHoverState = true;
var innerElem = document.getElementById('innerElem');
var calculatedStyle = window.getComputedStyle(innerElem);
if (calculatedStyle.getPropertyValue('left') == "auto")
log("PASSED: Calculated style of inner element is correct");
else
log("FAILED: Calculated style of inner element is wrong, should be 'left: auto'");
}
function runTest() {
if (!window.testRunner)
return;
testRunner.dumpAsText();
var targetElem = document.getElementById('targetElem');
eventSender.mouseMoveTo(targetElem.offsetLeft + targetElem.offsetWidth / 2,
targetElem.offsetTop + targetElem.offsetHeight / 2);
}
</script>
</head>
<body onload="runTest()">
This tests that a style that affects child elements when hovering
over a parent element correctly recalculates the child style. To
test manually move the mouse over the red square, it should become
green.
<div id="targetElem" onmousemove="testHoverState()"><div id="innerElem"></div></div>
<ul id="console"></ul>
<body>
</html>
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