1 files changed, 33 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.clamp.worker.js b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.clamp.worker.js
new file mode 100644
index 0000000000..fb4e76584a
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.clamp.worker.js
@@ -0,0 +1,33 @@
+// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.imageData.get.clamp
+// Description:getImageData() clamps colors to the range [0, 255]
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/html/canvas/resources/canvas-tests.js");
+
+var t = async_test("getImageData() clamps colors to the range [0, 255]");
+var t_pass = t.done.bind(t);
+var t_fail = t.step_func(function(reason) {
+    throw reason;
+});
+t.step(function() {
+
+  var canvas = new OffscreenCanvas(100, 50);
+  var ctx = canvas.getContext('2d');
+
+  ctx.fillStyle = 'rgb(-100, -200, -300)';
+  ctx.fillRect(0, 0, 100, 50);
+  ctx.fillStyle = 'rgb(256, 300, 400)';
+  ctx.fillRect(20, 10, 60, 10);
+  var imgdata1 = ctx.getImageData(10, 5, 1, 1);
+  _assertSame(imgdata1.data[0], 0, "imgdata1.data[\""+(0)+"\"]", "0");
+  _assertSame(imgdata1.data[1], 0, "imgdata1.data[\""+(1)+"\"]", "0");
+  _assertSame(imgdata1.data[2], 0, "imgdata1.data[\""+(2)+"\"]", "0");
+  var imgdata2 = ctx.getImageData(30, 15, 1, 1);
+  _assertSame(imgdata2.data[0], 255, "imgdata2.data[\""+(0)+"\"]", "255");
+  _assertSame(imgdata2.data[1], 255, "imgdata2.data[\""+(1)+"\"]", "255");
+  _assertSame(imgdata2.data[2], 255, "imgdata2.data[\""+(2)+"\"]", "255");
+  t.done();
+});
+done();