3 <body style="zoom: 1.2">
4 <p>An all green square should appear below</p>
5 <canvas id="A" width=300 height=300></canvas>
6 <script type="text/javascript" charset="utf-8">
8 testRunner.waitUntilDone();
11 window.onload = function() {
12 context = document.getElementById("A").getContext("2d");
13 context.fillStyle = 'red';
14 context.fillRect(1, 1, 298, 298);
15 requestAnimationFrame(doUpdate1);
18 function doUpdate1() {
19 context.fillStyle = 'red';
20 context.fillRect(1, 1, 298, 298);
21 // We need to chain 2 rAFs because the first rAF may be called
22 // before the initial presentation.
23 requestAnimationFrame(doUpdate2);
26 function doUpdate2() {
27 context.fillStyle = 'green';
28 context.fillRect(1, 1, 298, 298);
29 testRunner.notifyDone();