Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.strokeRect.negative.worker.js

+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.strokeRect.negative
+// Description:strokeRect of negative sizes works
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("strokeRect of negative sizes works");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#f00';
+ctx.fillRect(0, 0, 100, 50);
+ctx.strokeStyle = '#0f0';
+ctx.lineWidth = 25;
+ctx.strokeRect(12, 12, 26, 1);
+ctx.strokeRect(88, 12, -26, 1);
+ctx.strokeRect(12, 38, 26, -1);
+ctx.strokeRect(88, 38, -26, -1);
+_assertPixel(offscreenCanvas, 25,12, 0,255,0,255, "25,12", "0,255,0,255");
+_assertPixel(offscreenCanvas, 75,12, 0,255,0,255, "75,12", "0,255,0,255");
+_assertPixel(offscreenCanvas, 25,37, 0,255,0,255, "25,37", "0,255,0,255");
+_assertPixel(offscreenCanvas, 75,37, 0,255,0,255, "75,37", "0,255,0,255");
+
+t.done();
+
+});
+done();