2d.line.miter.rightangle.worker.js (1121B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.line.miter.rightangle 3 // Description:Miter joins are not drawn when the miter limit is exceeded, on exact right angles 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 var t = async_test("Miter joins are not drawn when the miter limit is exceeded, on exact right angles"); 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 = '#0f0'; 20 ctx.fillRect(0, 0, 100, 50); 21 22 ctx.lineWidth = 400; 23 ctx.lineJoin = 'miter'; 24 25 ctx.strokeStyle = '#f00'; 26 ctx.miterLimit = 1.414; 27 ctx.beginPath(); 28 ctx.moveTo(200, 1000); 29 ctx.lineTo(200, 200); 30 ctx.lineTo(1000, 200); 31 ctx.stroke(); 32 33 _assertPixel(canvas, 1,1, 0,255,0,255); 34 _assertPixel(canvas, 48,1, 0,255,0,255); 35 _assertPixel(canvas, 48,48, 0,255,0,255); 36 _assertPixel(canvas, 1,48, 0,255,0,255); 37 t.done(); 38 }); 39 done();