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| 1 <!DOCTYPE html> |
| 2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> |
| 3 <title>OffscreenCanvas test: 2d.path.arc.scale.2</title> |
| 4 <script src="/resources/testharness.js"></script> |
| 5 <script src="/resources/testharnessreport.js"></script> |
| 6 <script src="/common/canvas-tests.js"></script> |
| 7 |
| 8 <h1>2d.path.arc.scale.2</h1> |
| 9 <p class="desc">Highly scaled arcs are the right shape</p> |
| 10 |
| 11 |
| 12 <script> |
| 13 var t = async_test("Highly scaled arcs are the right shape"); |
| 14 t.step(function() { |
| 15 |
| 16 var offscreenCanvas = new OffscreenCanvas(100, 50); |
| 17 var ctx = offscreenCanvas.getContext('2d'); |
| 18 |
| 19 ctx.fillStyle = '#f00'; |
| 20 ctx.fillRect(0, 0, 100, 50); |
| 21 ctx.scale(100, 100); |
| 22 ctx.strokeStyle = '#0f0'; |
| 23 ctx.lineWidth = 1.2; |
| 24 ctx.beginPath(); |
| 25 ctx.arc(0, 0, 0.6, 0, Math.PI/2, false); |
| 26 ctx.stroke(); |
| 27 _assertPixel(offscreenCanvas, 1,1, 0,255,0,255, "1,1", "0,255,0,255"); |
| 28 _assertPixel(offscreenCanvas, 50,1, 0,255,0,255, "50,1", "0,255,0,255"); |
| 29 _assertPixel(offscreenCanvas, 98,1, 0,255,0,255, "98,1", "0,255,0,255"); |
| 30 _assertPixel(offscreenCanvas, 1,25, 0,255,0,255, "1,25", "0,255,0,255"); |
| 31 _assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255"); |
| 32 _assertPixel(offscreenCanvas, 98,25, 0,255,0,255, "98,25", "0,255,0,255"); |
| 33 _assertPixel(offscreenCanvas, 1,48, 0,255,0,255, "1,48", "0,255,0,255"); |
| 34 _assertPixel(offscreenCanvas, 50,48, 0,255,0,255, "50,48", "0,255,0,255"); |
| 35 _assertPixel(offscreenCanvas, 98,48, 0,255,0,255, "98,48", "0,255,0,255"); |
| 36 |
| 37 t.done(); |
| 38 |
| 39 }); |
| 40 </script> |
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