LayoutTests/fast/canvas/canvas-stroke-empty-fill_t01.dart

/*
 * Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 * for details. All rights reserved. Use of this source code is governed by a
 * BSD-style license that can be found in the LICENSE file.
 */
/** 
 * @description Series of tests to ensure correct behaviour for stroke() on an
 * empty fillStyle() (alpha=0)
 */
import "dart:html";
import "dart:math" as Math;
import "../../testcommon.dart";
import "../../../Utils/async_utils.dart";

main() {
  var ctx = createContext2d("canvas");

  ctx.fillStyle = 'rgba(0,0,0,0)';
  ctx.strokeStyle = 'green';
  ctx.lineWidth = 200;
  ctx.moveTo(0,100);
  ctx.lineTo(200,100);
  ctx.stroke();
  var imageData = ctx.getImageData(0, 0, 100, 100);
  var imgdata = imageData.data;
  shouldBe(imgdata[4], 0);
  shouldBe(imgdata[5], 128);
  shouldBe(imgdata[6], 0);
}