| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.composite.operation.clear</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/2dcontext/resources/canvas-tests.js"></script> |
| |
| <h1>2d.composite.operation.clear</h1> |
| <p class="desc"></p> |
| |
| |
| <script> |
| var t = async_test(""); |
| 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.globalCompositeOperation = 'xor'; |
| ctx.globalCompositeOperation = 'clear'; |
| _assertSame(ctx.globalCompositeOperation, 'clear', "ctx.globalCompositeOperation", "'clear'"); |
| t.done(); |
| |
| }); |
| </script> |
