summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/html/canvas/offscreen/path-objects/2d.path.arc.twopie.2.html
blob: 4948b10f2fa5271bed09fe47673c279d117401a2 (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
<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.path.arc.twopie.2</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>

<h1>2d.path.arc.twopie.2</h1>
<p class="desc">arc() draws a full circle when end = start + 2pi-e and clockwise</p>


<script>
var t = async_test("arc() draws a full circle when end = start + 2pi-e and clockwise");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
    throw reason;
});
t.step(function() {

  var canvas = new OffscreenCanvas(100, 50);
  var ctx = canvas.getContext('2d');

  ctx.fillStyle = '#f00';
  ctx.fillRect(0, 0, 100, 50);
  ctx.strokeStyle = '#0f0';
  ctx.lineWidth = 100;
  ctx.beginPath();
  ctx.arc(50, 25, 50, 0, 2*Math.PI - 1e-4, false);
  ctx.stroke();
  _assertPixel(canvas, 50,20, 0,255,0,255);
  t.done();

});
</script>