2d.drawImage.9arg.destpos.worker.js (1237B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.drawImage.9arg.destpos 3 // Description: 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 promise_test(async t => { 10 var canvas = new OffscreenCanvas(100, 50); 11 var ctx = canvas.getContext('2d'); 12 13 const response_red = await fetch('/images/red.png'); 14 const blob_red = await response_red.blob(); 15 const bitmap_red = await createImageBitmap(blob_red); 16 17 const response_green = await fetch('/images/green.png'); 18 const blob_green = await response_green.blob(); 19 const bitmap_green = await createImageBitmap(blob_green); 20 21 ctx.drawImage(bitmap_green, 0, 0, 100, 50, 0, 0, 100, 50); 22 ctx.drawImage(bitmap_green, 0, 0, 100, 50, -100, 0, 100, 50); 23 ctx.drawImage(bitmap_red, 0, 0, 100, 50, 100, 0, 100, 50); 24 ctx.drawImage(bitmap_red, 0, 0, 100, 50, 0, -50, 100, 50); 25 ctx.drawImage(bitmap_red, 0, 0, 100, 50, 0, 50, 100, 50); 26 _assertPixelApprox(canvas, 0,0, 0,255,0,255, 2); 27 _assertPixelApprox(canvas, 99,0, 0,255,0,255, 2); 28 _assertPixelApprox(canvas, 0,49, 0,255,0,255, 2); 29 _assertPixelApprox(canvas, 99,49, 0,255,0,255, 2); 30 }, ""); 31 done();