| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.coordinatespace</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.coordinatespace</h1> |
| <p class="desc">Coordinate space goes from top-left to bottom-right</p> |
| |
| <p class="notes">This should not be upside down. |
| <script> |
| var t = async_test("Coordinate space goes from top-left to bottom-right"); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| ctx.fillStyle = '#00f'; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.fillStyle = '#0ff'; |
| ctx.fillRect(0, 0, 50, 25); |
| _assertPixel(offscreenCanvas, 25,12, 0,255,255,255, "25,12", "0,255,255,255"); |
| _assertPixel(offscreenCanvas, 75,12, 0,0,255,255, "75,12", "0,0,255,255"); |
| _assertPixel(offscreenCanvas, 25,37, 0,0,255,255, "25,37", "0,0,255,255"); |
| _assertPixel(offscreenCanvas, 75,37, 0,0,255,255, "75,37", "0,0,255,255"); |
| t.done(); |
| |
| }); |
| </script> |
