testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.cap.closed.html

   1 <!DOCTYPE html>
   2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
   3 <title>OffscreenCanvas test: 2d.line.cap.closed</title>
   4 <script src="/resources/testharness.js"></script>
   5 <script src="/resources/testharnessreport.js"></script>
   6 <script src="/html/canvas/resources/canvas-tests.js"></script>
   7
   8 <h1>2d.line.cap.closed</h1>
   9 <p class="desc">Line caps are not drawn at the corners of an unclosed rectangle</p>
  10
  11
  12 <script>
  13 var t = async_test("Line caps are not drawn at the corners of an unclosed rectangle");
  14 var t_pass = t.done.bind(t);
  15 var t_fail = t.step_func(function(reason) {
  16     throw reason;
  17 });
  18 t.step(function() {
  19
  20 var canvas = new OffscreenCanvas(100, 50);
  21 var ctx = canvas.getContext('2d');
  22
  23 ctx.fillStyle = '#0f0';
  24 ctx.strokeStyle = '#f00';
  25 ctx.fillRect(0, 0, 100, 50);
  26 ctx.lineJoin = 'bevel';
  27 ctx.lineCap = 'square';
  28 ctx.lineWidth = 400;
  29 ctx.beginPath();
  30 ctx.moveTo(200, 200);
  31 ctx.lineTo(200, 1000);
  32 ctx.lineTo(1000, 1000);
  33 ctx.lineTo(1000, 200);
  34 ctx.closePath();
  35 ctx.stroke();
  36 _assertPixel(canvas, 1,1, 0,255,0,255);
  37 _assertPixel(canvas, 48,1, 0,255,0,255);
  38 _assertPixel(canvas, 48,48, 0,255,0,255);
  39 _assertPixel(canvas, 1,48, 0,255,0,255);
  40 t.done();
  41
  42 });
  43 </script>