Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/fill-and-stroke-styles/2d.gradient.interpolate.alpha.worker.js

Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/fill-and-stroke-styles/2d.gradient.interpolate.alpha.worker.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/fill-and-stroke-styles/2d.gradient.interpolate.alpha.worker.js b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/fill-and-stroke-styles/2d.gradient.interpolate.alpha.worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..fe53db220293508e8a35217d424cea33c22430d3
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/fill-and-stroke-styles/2d.gradient.interpolate.alpha.worker.js
@@ -0,0 +1,29 @@
+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.gradient.interpolate.alpha
+// Description:
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#ff0';
+ctx.fillRect(0, 0, 100, 50);
+var g = ctx.createLinearGradient(0, 0, 100, 0);
+g.addColorStop(0, 'rgba(0,0,255, 0)');
+g.addColorStop(1, 'rgba(0,0,255, 1)');
+ctx.fillStyle = g;
+ctx.fillRect(0, 0, 100, 50);
+_assertPixelApprox(offscreenCanvas, 25,25, 191,191,63,255, "25,25", "191,191,63,255", 3);
+_assertPixelApprox(offscreenCanvas, 50,25, 127,127,127,255, "50,25", "127,127,127,255", 3);
+_assertPixelApprox(offscreenCanvas, 75,25, 63,63,191,255, "75,25", "63,63,191,255", 3);
+
+t.done();
+
+});
+done();