2d.line.miter.lineedge.html (1257B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>OffscreenCanvas test: 2d.line.miter.lineedge</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 9 <h1>2d.line.miter.lineedge</h1> 10 <p class="desc">Miter joins are not drawn when the miter limit is exceeded at the corners of a zero-height rectangle</p> 11 12 13 <script> 14 var t = async_test("Miter joins are not drawn when the miter limit is exceeded at the corners of a zero-height rectangle"); 15 var t_pass = t.done.bind(t); 16 var t_fail = t.step_func(function(reason) { 17 throw reason; 18 }); 19 t.step(function() { 20 21 var canvas = new OffscreenCanvas(100, 50); 22 var ctx = canvas.getContext('2d'); 23 24 ctx.fillStyle = '#0f0'; 25 ctx.fillRect(0, 0, 100, 50); 26 27 ctx.lineWidth = 200; 28 ctx.lineJoin = 'miter'; 29 30 ctx.strokeStyle = '#f00'; 31 ctx.miterLimit = 1.414; 32 ctx.beginPath(); 33 ctx.strokeRect(100, 25, 200, 0); 34 35 _assertPixel(canvas, 1,1, 0,255,0,255); 36 _assertPixel(canvas, 48,1, 0,255,0,255); 37 _assertPixel(canvas, 48,48, 0,255,0,255); 38 _assertPixel(canvas, 1,48, 0,255,0,255); 39 t.done(); 40 41 }); 42 </script>