| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.path.arc.angle.6</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.angle.6</h1> |
| <p class="desc">arc() draws a full circle when anticlockwise and start > end+2pi</p> |
| |
| |
| <script> |
| var t = async_test("arc() draws a full circle when anticlockwise and start > end+2pi"); |
| 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.fillStyle = '#0f0'; |
| ctx.beginPath(); |
| ctx.moveTo(50, 25); |
| ctx.arc(50, 25, 60, (1024-1)*Math.PI, (512+1/2)*Math.PI, true); |
| ctx.fill(); |
| _assertPixel(canvas, 1,1, 0,255,0,255); |
| _assertPixel(canvas, 98,1, 0,255,0,255); |
| _assertPixel(canvas, 1,48, 0,255,0,255); |
| _assertPixel(canvas, 98,48, 0,255,0,255); |
| t.done(); |
| |
| }); |
| </script> |