2d.reset.basic.worker.js

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/reset/2d.reset.basic.worker.html - WPT Dashboard Interop Dashboard

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

// OffscreenCanvas test in a worker:2d.reset.basic

// Description:reset clears to transparent black

// Note:

importScripts("/resources/testharness.js");

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

var t = async_test("reset clears to transparent black");

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 = '#f00';

  ctx.fillRect(0, 0, ctx.canvas.width, ctx.canvas.height);

  ctx.reset();

  _assertPixel(canvas, 0,0, 0,0,0,0);

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

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

  _assertPixel(canvas, 100,50, 0,0,0,0);

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

  _assertPixel(canvas, 100,0, 0,0,0,0);

  t.done();

  t.done();

});

done();