1 files changed, 22 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/webappapis/scripting/events/event-handler-processing-algorithm-error/synthetic-errorevent-click.worker.js b/testing/web-platform/tests/html/webappapis/scripting/events/event-handler-processing-algorithm-error/synthetic-errorevent-click.worker.js
new file mode 100644
index 0000000000..177a99e2ce
--- /dev/null
+++ b/testing/web-platform/tests/html/webappapis/scripting/events/event-handler-processing-algorithm-error/synthetic-errorevent-click.worker.js
@@ -0,0 +1,22 @@
+"use strict";
+importScripts("/resources/testharness.js");
+
+setup({ allow_uncaught_exception: true });
+
+promise_test(t => {
+  self.onerror = t.step_func((...args) => {
+    assert_equals(args.length, 1);
+    return true;
+  });
+
+  const eventWatcher = new EventWatcher(t, self, "click");
+  const promise = eventWatcher.wait_for("click").then(e => {
+    assert_equals(e.defaultPrevented, false);
+  });
+
+  self.dispatchEvent(new ErrorEvent("click", { cancelable: true }));
+
+  return promise;
+}, "error event is normal (return true does not cancel; one arg) on WorkerGlobalScope, with a synthetic ErrorEvent");
+
+done();