1 files changed, 16 insertions, 0 deletions
diff --git a/testing/web-platform/tests/scheduler/task-controller-abort1.any.js b/testing/web-platform/tests/scheduler/task-controller-abort1.any.js
new file mode 100644
index 0000000000..fc7e02ce37
--- /dev/null
+++ b/testing/web-platform/tests/scheduler/task-controller-abort1.any.js
@@ -0,0 +1,16 @@
+// META: title=Scheduler: TaskController.abort() Basic Functionality
+// META: global=window,worker
+'use strict';
+
+promise_test(async t => {
+  const controller = new TaskController();
+  const signal = controller.signal;
+
+  let didRun = false;
+  const taskResult = scheduler.postTask(() => { didRun = true; }, {signal});
+
+  controller.abort();
+
+  await promise_rejects_dom(t, 'AbortError', taskResult);
+  assert_false(didRun);
+}, 'Test that TaskController.abort() prevents a task from running and rejects the promise');