blob: d67ae21cd964678544d8da831a3a0983843a6a38 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
<!DOCTYPE html>
<head>
<title>Performance Paint Timing Test: FCP due to pseudo-element image</title>
<style>
#main {
position: relative;
width: 100px;
height: 100px;
}
/* contentful class is defined in test_fcp script. */
#main.contentful:after {
content: url(../resources/circles.png);
}
</style>
</head>
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/utils.js"></script>
<div id="main">
</div>
<script>
// Load the image into memory first to make sure it's decoded.
function load_image() {
const img = document.createElement("img");
img.src = "../resources/circles.png";
return new Promise(resolve => {
img.onload = async () => resolve();
});
}
test_fcp("First contentful paint fires due to pseudo-element image.", load_image)
</script>
</body>
</html>
|
