2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
3 <title>OffscreenCanvas test:
2d.path.arc.shape
.3</title>
4 <script src=
"/resources/testharness.js"></script>
5 <script src=
"/resources/testharnessreport.js"></script>
6 <script src=
"/html/canvas/resources/canvas-tests.js"></script>
8 <h1>2d.path.arc.shape
.3</h1>
9 <p class=
"desc">arc() from
0 to -pi/
2 does not draw anything in the wrong quadrant
</p>
13 var t
= async_test("arc() from 0 to -pi/2 does not draw anything in the wrong quadrant");
14 var t_pass
= t
.done
.bind(t
);
15 var t_fail
= t
.step_func(function(reason
) {
20 var canvas
= new OffscreenCanvas(100, 50);
21 var ctx
= canvas
.getContext('2d');
23 ctx
.fillStyle
= '#0f0';
24 ctx
.fillRect(0, 0, 100, 50);
26 ctx
.strokeStyle
= '#f00';
28 ctx
.arc(0, 50, 50, 0, -Math
.PI
/2, false);
30 _assertPixel(canvas
, 50,25, 0,255,0,255);
31 _assertPixel(canvas
, 1,1, 0,255,0,255);
32 _assertPixel(canvas
, 98,1, 0,255,0,255);
33 _assertPixel(canvas
, 1,48, 0,255,0,255);
34 _assertPixel(canvas
, 98,48, 0,255,0,255);