Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.put.dirty.negative.worker.js

Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.put.dirty.negative.worker.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.put.dirty.negative.worker.js b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.put.dirty.negative.worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..460e7977140667f6aabd930bc88587c5269173ce
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.put.dirty.negative.worker.js
@@ -0,0 +1,34 @@
+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.imageData.put.dirty.negative
+// Description:putImageData() handles negative-sized dirty rectangles correctly
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("putImageData() handles negative-sized dirty rectangles correctly");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#f00';
+ctx.fillRect(0, 0, 100, 50)
+ctx.fillStyle = '#0f0';
+ctx.fillRect(0, 0, 20, 20)
+var imgdata = ctx.getImageData(0, 0, 100, 50);
+ctx.fillStyle = '#0f0';
+ctx.fillRect(0, 0, 100, 50)
+ctx.fillStyle = '#f00';
+ctx.fillRect(40, 20, 20, 20)
+ctx.putImageData(imgdata, 40, 20, 20, 20, -20, -20);
+_assertPixelApprox(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255", 2);
+_assertPixelApprox(offscreenCanvas, 35,25, 0,255,0,255, "35,25", "0,255,0,255", 2);
+_assertPixelApprox(offscreenCanvas, 65,25, 0,255,0,255, "65,25", "0,255,0,255", 2);
+_assertPixelApprox(offscreenCanvas, 50,15, 0,255,0,255, "50,15", "0,255,0,255", 2);
+_assertPixelApprox(offscreenCanvas, 50,45, 0,255,0,255, "50,45", "0,255,0,255", 2);
+
+t.done();
+
+});
+done();