1 files changed, 26 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.invalid-calls.beginLayer-reset-endLayer.worker.js b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.invalid-calls.beginLayer-reset-endLayer.worker.js
new file mode 100644
index 0000000000..1c147d6f34
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.invalid-calls.beginLayer-reset-endLayer.worker.js
@@ -0,0 +1,26 @@
+// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.layer.invalid-calls.beginLayer-reset-endLayer
+// Description:Raises exception on beginLayer() + reset() + endLayer().
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/html/canvas/resources/canvas-tests.js");
+
+var t = async_test("Raises exception on beginLayer() + reset() + endLayer().");
+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');
+
+  assert_throws_dom("INVALID_STATE_ERR", function() {
+    ctx.beginLayer();
+    ctx.reset();
+    ctx.endLayer();
+  });
+  t.done();
+});
+done();