2d.imageData.get.source.outside.worker.js (4210B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.imageData.get.source.outside 3 // Description:getImageData() returns transparent black outside the canvas 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 var t = async_test("getImageData() returns transparent black outside the canvas"); 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 ctx.fillStyle = '#08f'; 20 ctx.fillRect(0, 0, 100, 50); 21 22 var imgdata1 = ctx.getImageData(-10, 5, 1, 1); 23 _assertSame(imgdata1.data[0], 0, "imgdata1.data[\""+(0)+"\"]", "0"); 24 _assertSame(imgdata1.data[1], 0, "imgdata1.data[\""+(1)+"\"]", "0"); 25 _assertSame(imgdata1.data[2], 0, "imgdata1.data[\""+(2)+"\"]", "0"); 26 _assertSame(imgdata1.data[3], 0, "imgdata1.data[\""+(3)+"\"]", "0"); 27 28 var imgdata2 = ctx.getImageData(10, -5, 1, 1); 29 _assertSame(imgdata2.data[0], 0, "imgdata2.data[\""+(0)+"\"]", "0"); 30 _assertSame(imgdata2.data[1], 0, "imgdata2.data[\""+(1)+"\"]", "0"); 31 _assertSame(imgdata2.data[2], 0, "imgdata2.data[\""+(2)+"\"]", "0"); 32 _assertSame(imgdata2.data[3], 0, "imgdata2.data[\""+(3)+"\"]", "0"); 33 34 var imgdata3 = ctx.getImageData(200, 5, 1, 1); 35 _assertSame(imgdata3.data[0], 0, "imgdata3.data[\""+(0)+"\"]", "0"); 36 _assertSame(imgdata3.data[1], 0, "imgdata3.data[\""+(1)+"\"]", "0"); 37 _assertSame(imgdata3.data[2], 0, "imgdata3.data[\""+(2)+"\"]", "0"); 38 _assertSame(imgdata3.data[3], 0, "imgdata3.data[\""+(3)+"\"]", "0"); 39 40 var imgdata4 = ctx.getImageData(10, 60, 1, 1); 41 _assertSame(imgdata4.data[0], 0, "imgdata4.data[\""+(0)+"\"]", "0"); 42 _assertSame(imgdata4.data[1], 0, "imgdata4.data[\""+(1)+"\"]", "0"); 43 _assertSame(imgdata4.data[2], 0, "imgdata4.data[\""+(2)+"\"]", "0"); 44 _assertSame(imgdata4.data[3], 0, "imgdata4.data[\""+(3)+"\"]", "0"); 45 46 var imgdata5 = ctx.getImageData(100, 10, 1, 1); 47 _assertSame(imgdata5.data[0], 0, "imgdata5.data[\""+(0)+"\"]", "0"); 48 _assertSame(imgdata5.data[1], 0, "imgdata5.data[\""+(1)+"\"]", "0"); 49 _assertSame(imgdata5.data[2], 0, "imgdata5.data[\""+(2)+"\"]", "0"); 50 _assertSame(imgdata5.data[3], 0, "imgdata5.data[\""+(3)+"\"]", "0"); 51 52 var imgdata6 = ctx.getImageData(0, 10, 1, 1); 53 _assertSame(imgdata6.data[0], 0, "imgdata6.data[\""+(0)+"\"]", "0"); 54 _assertSame(imgdata6.data[1], 136, "imgdata6.data[\""+(1)+"\"]", "136"); 55 _assertSame(imgdata6.data[2], 255, "imgdata6.data[\""+(2)+"\"]", "255"); 56 _assertSame(imgdata6.data[3], 255, "imgdata6.data[\""+(3)+"\"]", "255"); 57 58 var imgdata7 = ctx.getImageData(-10, 10, 20, 20); 59 _assertSame(imgdata7.data[ 0*4+0], 0, "imgdata7.data[ 0*4+0]", "0"); 60 _assertSame(imgdata7.data[ 0*4+1], 0, "imgdata7.data[ 0*4+1]", "0"); 61 _assertSame(imgdata7.data[ 0*4+2], 0, "imgdata7.data[ 0*4+2]", "0"); 62 _assertSame(imgdata7.data[ 0*4+3], 0, "imgdata7.data[ 0*4+3]", "0"); 63 _assertSame(imgdata7.data[ 9*4+0], 0, "imgdata7.data[ 9*4+0]", "0"); 64 _assertSame(imgdata7.data[ 9*4+1], 0, "imgdata7.data[ 9*4+1]", "0"); 65 _assertSame(imgdata7.data[ 9*4+2], 0, "imgdata7.data[ 9*4+2]", "0"); 66 _assertSame(imgdata7.data[ 9*4+3], 0, "imgdata7.data[ 9*4+3]", "0"); 67 _assertSame(imgdata7.data[10*4+0], 0, "imgdata7.data[10*4+0]", "0"); 68 _assertSame(imgdata7.data[10*4+1], 136, "imgdata7.data[10*4+1]", "136"); 69 _assertSame(imgdata7.data[10*4+2], 255, "imgdata7.data[10*4+2]", "255"); 70 _assertSame(imgdata7.data[10*4+3], 255, "imgdata7.data[10*4+3]", "255"); 71 _assertSame(imgdata7.data[19*4+0], 0, "imgdata7.data[19*4+0]", "0"); 72 _assertSame(imgdata7.data[19*4+1], 136, "imgdata7.data[19*4+1]", "136"); 73 _assertSame(imgdata7.data[19*4+2], 255, "imgdata7.data[19*4+2]", "255"); 74 _assertSame(imgdata7.data[19*4+3], 255, "imgdata7.data[19*4+3]", "255"); 75 _assertSame(imgdata7.data[20*4+0], 0, "imgdata7.data[20*4+0]", "0"); 76 _assertSame(imgdata7.data[20*4+1], 0, "imgdata7.data[20*4+1]", "0"); 77 _assertSame(imgdata7.data[20*4+2], 0, "imgdata7.data[20*4+2]", "0"); 78 _assertSame(imgdata7.data[20*4+3], 0, "imgdata7.data[20*4+3]", "0"); 79 t.done(); 80 }); 81 done();