Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7

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

Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.zero.worker.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.zero.worker.js b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.zero.worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..00850c6b0f2d45feae55fb4a9262409f4659a6db
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.zero.worker.js
@@ -0,0 +1,25 @@
+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.clearRect.zero
+// Description:clearRect of zero pixels has no effect
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("clearRect of zero pixels has no effect");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#0f0';
+ctx.fillRect(0, 0, 100, 50);
+ctx.clearRect(0, 0, 100, 0);
+ctx.clearRect(0, 0, 0, 50);
+ctx.clearRect(0, 0, 0, 0);
+_assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255");
+
+t.done();
+
+});
+done();