2d.line.invalid.strokestyle.worker.js

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/line-styles/2d.line.invalid.strokestyle.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.line.invalid.strokestyle

// Description:Verify correct behavior of canvas on an invalid strokeStyle()

// Note:

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

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

var t = async_test("Verify correct behavior of canvas on an invalid strokeStyle()");

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.strokeStyle = 'rgb(0, 255, 0)';

  ctx.strokeStyle = 'nonsense';

  ctx.lineWidth = 200;

  ctx.moveTo(0,100);

  ctx.lineTo(200,100);

  ctx.stroke();

  var imageData = ctx.getImageData(0, 0, 200, 200);

  var imgdata = imageData.data;

  _assert(imgdata[4] == 0, "imgdata[\""+(4)+"\"] == 0");

  _assert(imgdata[5] == 255, "imgdata[\""+(5)+"\"] == 255");

  _assert(imgdata[6] == 0, "imgdata[\""+(6)+"\"] == 0");

  t.done();

});

done();