Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/path-objects/2d.path.stroke.skew.worker.js

+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.path.stroke.skew
+// Description:Strokes lines are skewed by the current transformation matrix
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("Strokes lines are skewed by the current transformation matrix");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#f00';
+ctx.fillRect(0, 0, 100, 50);
+ctx.save();
+ctx.beginPath();
+ctx.moveTo(49, -50);
+ctx.lineTo(201, -50);
+ctx.rotate(Math.PI/4);
+ctx.scale(1, 283);
+ctx.strokeStyle = '#0f0';
+ctx.stroke();
+ctx.restore();
+ctx.save();
+ctx.beginPath();
+ctx.translate(-150, 0);
+ctx.moveTo(49, -50);
+ctx.lineTo(199, -50);
+ctx.rotate(Math.PI/4);
+ctx.scale(1, 142);
+ctx.strokeStyle = '#f00';
+ctx.stroke();
+ctx.restore();
+ctx.save();
+ctx.beginPath();
+ctx.translate(-150, 0);
+ctx.moveTo(49, -50);
+ctx.lineTo(199, -50);
+ctx.rotate(Math.PI/4);
+ctx.scale(1, 142);
+ctx.strokeStyle = '#f00';
+ctx.stroke();
+ctx.restore();
+_assertPixel(offscreenCanvas, 0,0, 0,255,0,255, "0,0", "0,255,0,255");
+_assertPixel(offscreenCanvas, 50,0, 0,255,0,255, "50,0", "0,255,0,255");
+_assertPixel(offscreenCanvas, 99,0, 0,255,0,255, "99,0", "0,255,0,255");
+_assertPixel(offscreenCanvas, 0,25, 0,255,0,255, "0,25", "0,255,0,255");
+_assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255");
+_assertPixel(offscreenCanvas, 99,25, 0,255,0,255, "99,25", "0,255,0,255");
+_assertPixel(offscreenCanvas, 0,49, 0,255,0,255, "0,49", "0,255,0,255");
+_assertPixel(offscreenCanvas, 50,49, 0,255,0,255, "50,49", "0,255,0,255");
+_assertPixel(offscreenCanvas, 99,49, 0,255,0,255, "99,49", "0,255,0,255");
+
+t.done();
+
+});
+done();