2d.line.join.parallel.worker.js (1004B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.line.join.parallel 3 // Description:Line joins are drawn at 180-degree joins 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 var t = async_test("Line joins are drawn at 180-degree joins"); 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 = '#f00'; 20 ctx.fillRect(0, 0, 100, 50); 21 22 ctx.strokeStyle = '#0f0'; 23 ctx.lineWidth = 300; 24 ctx.lineJoin = 'round'; 25 ctx.beginPath(); 26 ctx.moveTo(-100, 25); 27 ctx.lineTo(0, 25); 28 ctx.lineTo(-100, 25); 29 ctx.stroke(); 30 31 _assertPixel(canvas, 1,1, 0,255,0,255); 32 _assertPixel(canvas, 48,1, 0,255,0,255); 33 _assertPixel(canvas, 48,48, 0,255,0,255); 34 _assertPixel(canvas, 1,48, 0,255,0,255); 35 t.done(); 36 }); 37 done();