diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.object.readonly.worker.js')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.object.readonly.worker.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.object.readonly.worker.js b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.object.readonly.worker.js new file mode 100644 index 0000000000..d02f0f319a --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.object.readonly.worker.js @@ -0,0 +1,35 @@ +// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. +// OffscreenCanvas test in a worker:2d.imageData.object.readonly +// Description:ImageData objects properties are read-only +// Note: + +importScripts("/resources/testharness.js"); +importScripts("/html/canvas/resources/canvas-tests.js"); + +var t = async_test("ImageData objects properties are read-only"); +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'); + + var imgdata = ctx.getImageData(0, 0, 10, 10); + var w = imgdata.width; + var h = imgdata.height; + var d = imgdata.data; + imgdata.width = 123; + imgdata.height = 123; + imgdata.data = [100,100,100,100]; + _assertSame(imgdata.width, w, "imgdata.width", "w"); + _assertSame(imgdata.height, h, "imgdata.height", "h"); + _assertSame(imgdata.data, d, "imgdata.data", "d"); + _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0"); + _assertSame(imgdata.data[1], 0, "imgdata.data[\""+(1)+"\"]", "0"); + _assertSame(imgdata.data[2], 0, "imgdata.data[\""+(2)+"\"]", "0"); + _assertSame(imgdata.data[3], 0, "imgdata.data[\""+(3)+"\"]", "0"); + t.done(); +}); +done(); |