html/canvas/offscreen/transformations/2d.transformation.scale.zero.worker.js

// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.transformation.scale.zero
// Description:scale() with a scale factor of zero works
// Note:

importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");

var t = async_test("scale() with a scale factor of zero works");
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');

  ctx.fillStyle = '#0f0';
  ctx.fillRect(0, 0, 100, 50);

  ctx.save();
  ctx.translate(50, 0);
  ctx.scale(0, 1);
  ctx.fillStyle = '#f00';
  ctx.fillRect(0, 0, 100, 50);
  ctx.restore();

  ctx.save();
  ctx.translate(0, 25);
  ctx.scale(1, 0);
  ctx.fillStyle = '#f00';
  ctx.fillRect(0, 0, 100, 50);
  ctx.restore();

  _assertPixel(canvas, 50,25, 0,255,0,255);
  t.done();
});
done();