2d.gradient.radial.transform.1.html

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This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/fill-and-stroke-styles/2d.gradient.radial.transform.1.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>OffscreenCanvas test: 2d.gradient.radial.transform.1</title>

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

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

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

<h1>2d.gradient.radial.transform.1</h1>

<p class="desc">Radial gradient coordinates are relative to the coordinate space at the time of filling</p>

<script>

var t = async_test("Radial gradient coordinates are relative to the coordinate space at the time of filling");

var t_pass = t.done.bind(t);

var t_fail = t.step_func(function(reason) {

    throw reason;

});

t.step(function() {

  var canvas = new OffscreenCanvas(100, 50);

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

  var g = ctx.createRadialGradient(0, 0, 0, 0, 0, 11.2);

  g.addColorStop(0, '#0f0');

  g.addColorStop(0.5, '#0f0');

  g.addColorStop(0.51, '#f00');

  g.addColorStop(1, '#f00');

  ctx.fillStyle = g;

  ctx.translate(50, 25);

  ctx.scale(10, 10);

  ctx.fillRect(-5, -2.5, 10, 5);

  _assertPixel(canvas, 25,25, 0,255,0,255);

  _assertPixel(canvas, 50,25, 0,255,0,255);

  _assertPixel(canvas, 75,25, 0,255,0,255);

  t.done();

});

</script>