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<!DOCTYPE html>
<title>getComputedStyle for elements with css zoom</title>
<link rel="author" title="Yotam Hacohen" href="mailto:yotha@chromium.org">
<link rel="author" title="Google" href="http://www.google.com/">
<link rel="help" href="https://drafts.csswg.org/css-viewport/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<head>
<style>
div {
width: 64px;
height: 64px;
background-color: blue
}
div.x4_zoom {
zoom: 4.0;
background-color: blueviolet;
}
div.x2_zoom {
background-color: chartreuse;
zoom: 2.0;
}
</style>
</head>
<body>
<div id="no_zoom"></div>
<div class="x4_zoom" id="with_zoom"></div>
<div class="x2_zoom" id="parent_div">
<div class="x4_zoom" id="nested_zoom"></div>
</div>
<div class="x2_zoom" id="testing_set_style" style="height: 1px; width: 1px;"></div>
<script>
test(function() {
assert_true(!!no_zoom, "no zoom target exists");
assert_true(!!with_zoom, "zoom target exists");
assert_true(!!nested_zoom, "zoom target exists");
assert_true(!!parent_div, "parent div with zoom exists")
});
test(function(){
noZoomStyle = window.getComputedStyle(no_zoom);
assert_equals(noZoomStyle.getPropertyValue("width"), "64px");
assert_equals(noZoomStyle.getPropertyValue("height"), "64px");
assert_equals(noZoomStyle.getPropertyValue("zoom"), "1");
});
test(function(){
withZoomStyle = window.getComputedStyle(with_zoom);
assert_equals(withZoomStyle.getPropertyValue("width"), "64px");
assert_equals(withZoomStyle.getPropertyValue("height"), "64px");
assert_equals(withZoomStyle.getPropertyValue("zoom"), "4");
});
test(function(){
parentWithZoomStyle = window.getComputedStyle(parent_div);
assert_equals(parentWithZoomStyle.getPropertyValue("width"), "64px");
assert_equals(parentWithZoomStyle.getPropertyValue("height"), "64px");
assert_equals(parentWithZoomStyle.getPropertyValue("zoom"), "2");
});
test(function(){
nestedZoomStyle = window.getComputedStyle(nested_zoom);
assert_equals(nestedZoomStyle.getPropertyValue("width"), "64px");
assert_equals(nestedZoomStyle.getPropertyValue("height"), "64px");
assert_equals(nestedZoomStyle.getPropertyValue("zoom"), "4");
});
test(function(){
testDivStyle = window.getComputedStyle(testing_set_style);
assert_equals(testDivStyle.getPropertyValue("width"), "1px");
assert_equals(testDivStyle.getPropertyValue("height"), "1px");
assert_equals(testDivStyle.getPropertyValue("zoom"), "2");
window.testing_set_style.setAttribute("style", "width: 64px; height: 64px;");
assert_equals(testDivStyle.getPropertyValue("width"), "64px");
assert_equals(testDivStyle.getPropertyValue("height"), "64px");
assert_equals(testDivStyle.getPropertyValue("zoom"), "2");
});
</script>
</body>
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