Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js

Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..8bf57849d7821e39e68a15a5f071ff8cf7426057
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js
@@ -0,0 +1,24 @@
+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:initial.reset.different
+// Description:Changing size resets canvas to transparent black
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("Changing size resets canvas to transparent black");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#f00';
+ctx.fillRect(0, 0, 50, 50);
+_assertPixel(offscreenCanvas, 20,20, 255,0,0,255, "20,20", "255,0,0,255");
+offscreenCanvas.width = 50;
+_assertPixel(offscreenCanvas, 20,20, 0,0,0,0, "20,20", "0,0,0,0");
+
+t.done();
+
+});
+done();