1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.worker.js b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.worker.js
new file mode 100644
index 0000000000..b2cd08ade2
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.worker.js
@@ -0,0 +1,40 @@
+// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.imageData.get.rounding
+// Description:Test the handling of non-integer source coordinates in getImageData().
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/html/canvas/resources/canvas-tests.js");
+
+var t = async_test("Test the handling of non-integer source coordinates in getImageData().");
+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');
+
+  function testDimensions(sx, sy, sw, sh, width, height)
+  {
+      imageData = ctx.getImageData(sx, sy, sw, sh);
+      _assert(imageData.width == width, "imageData.width == width");
+      _assert(imageData.height == height, "imageData.height == height");
+  }
+
+  testDimensions(0, 0, 20, 10, 20, 10);
+
+  testDimensions(.1, .2, 20, 10, 20, 10);
+  testDimensions(.9, .8, 20, 10, 20, 10);
+
+  testDimensions(0, 0, 20.9, 10.9, 20, 10);
+  testDimensions(0, 0, 20.1, 10.1, 20, 10);
+
+  testDimensions(-1, -1, 20, 10, 20, 10);
+
+  testDimensions(-1.1, 0, 20, 10, 20, 10);
+  testDimensions(-1.9,  0, 20, 10, 20, 10);
+  t.done();
+});
+done();