2d.layer.layer-rendering-state-reset-in-layer.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/layers/2d.layer.layer-rendering-state-reset-in-layer.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<title>Canvas test: 2d.layer.layer-rendering-state-reset-in-layer</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.layer.layer-rendering-state-reset-in-layer</h1>

<p class="desc">Tests that layers ignore the global context filter.</p>

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

<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>

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

<script>

test(t => {

  var canvas = document.getElementById('c');

  var ctx = canvas.getContext('2d');

  ctx.globalAlpha = 0.5;

  ctx.globalCompositeOperation = 'xor';

  ctx.shadowColor = '#0000ff';

  ctx.shadowOffsetX = 10;

  ctx.shadowOffsetY = 20;

  ctx.shadowBlur = 30;

  _assertSame(ctx.globalAlpha, 0.5, "ctx.globalAlpha", "0.5");

  _assertSame(ctx.globalCompositeOperation, 'xor', "ctx.globalCompositeOperation", "'xor'");

  _assertSame(ctx.shadowColor, '#0000ff', "ctx.shadowColor", "'#0000ff'");

  _assertSame(ctx.shadowOffsetX, 10, "ctx.shadowOffsetX", "10");

  _assertSame(ctx.shadowOffsetY, 20, "ctx.shadowOffsetY", "20");

  _assertSame(ctx.shadowBlur, 30, "ctx.shadowBlur", "30");

  ctx.beginLayer();

  _assertSame(ctx.globalAlpha, 1.0, "ctx.globalAlpha", "1.0");

  _assertSame(ctx.globalCompositeOperation, 'source-over', "ctx.globalCompositeOperation", "'source-over'");

  _assertSame(ctx.shadowColor, 'rgba(0, 0, 0, 0)', "ctx.shadowColor", "'rgba(0, 0, 0, 0)'");

  _assertSame(ctx.shadowOffsetX, 0, "ctx.shadowOffsetX", "0");

  _assertSame(ctx.shadowOffsetY, 0, "ctx.shadowOffsetY", "0");

  _assertSame(ctx.shadowBlur, 0, "ctx.shadowBlur", "0");

  ctx.endLayer();

  _assertSame(ctx.globalAlpha, 0.5, "ctx.globalAlpha", "0.5");

  _assertSame(ctx.globalCompositeOperation, 'xor', "ctx.globalCompositeOperation", "'xor'");

  _assertSame(ctx.shadowColor, '#0000ff', "ctx.shadowColor", "'#0000ff'");

  _assertSame(ctx.shadowOffsetX, 10, "ctx.shadowOffsetX", "10");

  _assertSame(ctx.shadowOffsetY, 20, "ctx.shadowOffsetY", "20");

  _assertSame(ctx.shadowBlur, 30, "ctx.shadowBlur", "30");

}, "Tests that layers ignore the global context filter.");

</script>