| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <body> |
| <canvas id="canvas" width="100" height="100"></canvas> |
| <script> |
| var ctx = document.getElementById('canvas').getContext('2d'); |
| |
| function shouldBeYellow(x, y) |
| { |
| blue_value = ctx.getImageData(x, y, 1, 1).data[2]; |
| assert_equals(blue_value, 0); |
| } |
| |
| function shouldBeBlue(x, y) |
| { |
| blue_value = ctx.getImageData(x, y, 1, 1).data[2]; |
| assert_equals(blue_value, 255); |
| } |
| |
| test(function(t) { |
| ctx.fillStyle = '#00f'; |
| ctx.strokeStyle = '#ff0'; |
| ctx.lineWidth = 30; |
| |
| ctx.beginPath(); |
| ctx.fillRect(0, 0, 100, 100); |
| |
| // quadratic with coincident endpoint |
| ctx.moveTo(20, 20); |
| |
| //Next line should be close to ctx.bezierCurveTo(81, 80, 80, 80, 20, 20); |
| ctx.quadraticCurveTo(110, 110, 20, 20); |
| |
| shouldBeBlue(70, 70); |
| ctx.stroke(); |
| shouldBeYellow(70, 70); |
| }, "Bug 105650: Test correct rendering of quadratic and bezier curves with coincident endpoints"); |
| |
| </script> |
| </body> |
