2d.path.closed.arc.html

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This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/path-objects/2d.path.closed.arc.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->

<meta charset="UTF-8">

<title>Canvas test: 2d.path.closed.arc</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/html/canvas/resources/canvas-tests.js"></script>

<link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css">

<body class="show_output">

<h1>2d.path.closed.arc</h1>

<p class="desc">line caps should not be drawn on closed arcs</p>

<p class="output">Actual output:</p>

<canvas id="c" class="output" width="300" height="300"><p class="fallback">FAIL (fallback content)</p></canvas>

<ul id="d"></ul>

<script>

var t = async_test("line caps should not be drawn on closed arcs");

_addTest(function(canvas, ctx) {

  ctx.beginPath();

  ctx.strokeStyle = 'red';

  ctx.lineWidth = 20;

  ctx.lineCap = 'square';

  ctx.arc(150, 150, 50, 0, 2 * Math.PI);

  ctx.closePath();

  ctx.stroke();

  // The pixel (209, 148) is part of the line cap, but not part of the circle.

  // Linecap is not drawn if the circle is closed, so the pixel is not red.

  assert_not_equals(ctx.getImageData(209, 148, 1, 1).data, [255, 0, 0, 255])

});

</script>