| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.filter.canvasFilterObject.tentative</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.filter.canvasFilterObject.tentative</h1> |
| <p class="desc">Test CanvasFilter() object</p> |
| |
| |
| <script> |
| var t = async_test("Test CanvasFilter() object"); |
| 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'); |
| |
| _assert(ctx.filter == 'none', "ctx.filter == 'none'"); |
| ctx.filter = 'blur(5px)'; |
| _assert(ctx.filter == 'blur(5px)', "ctx.filter == 'blur(5px)'"); |
| ctx.filter = new CanvasFilter({filter: 'gaussianBlur', stdDeviation: 5}); |
| _assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'"); |
| ctx.filter = new CanvasFilter([ |
| {filter: 'gaussianBlur', stdDeviation: 5}, |
| {filter: 'gaussianBlur', stdDeviation: 10} |
| ]); |
| _assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'"); |
| var canvas2 = new OffscreenCanvas(100, 50); |
| var ctx2 = canvas2.getContext('2d'); |
| ctx2.filter = ctx.filter; |
| _assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'"); |
| ctx.filter = 'blur(5px)'; |
| _assert(ctx.filter == 'blur(5px)', "ctx.filter == 'blur(5px)'"); |
| ctx.filter = 'none'; |
| _assert(ctx.filter == 'none', "ctx.filter == 'none'"); |
| ctx.filter = new CanvasFilter({filter: 'gaussianBlur', stdDeviation: 5}); |
| ctx.filter = 'this string is not a filter and should do nothing'; |
| _assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'"); |
| t.done(); |
| |
| }); |
| </script> |