2d.imageData.create2.negative.worker.js (1177B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.imageData.create2.negative 3 // Description:createImageData(sw, sh) takes the absolute magnitude of the size arguments 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 var t = async_test("createImageData(sw, sh) takes the absolute magnitude of the size arguments"); 10 var t_pass = t.done.bind(t); 11 var t_fail = t.step_func(function(reason) { 12 throw reason; 13 }); 14 t.step(function() { 15 16 var canvas = new OffscreenCanvas(100, 50); 17 var ctx = canvas.getContext('2d'); 18 19 var imgdata1 = ctx.createImageData(10, 20); 20 var imgdata2 = ctx.createImageData(-10, 20); 21 var imgdata3 = ctx.createImageData(10, -20); 22 var imgdata4 = ctx.createImageData(-10, -20); 23 _assertSame(imgdata1.data.length, imgdata2.data.length, "imgdata1.data.length", "imgdata2.data.length"); 24 _assertSame(imgdata2.data.length, imgdata3.data.length, "imgdata2.data.length", "imgdata3.data.length"); 25 _assertSame(imgdata3.data.length, imgdata4.data.length, "imgdata3.data.length", "imgdata4.data.length"); 26 t.done(); 27 }); 28 done();