1 files changed, 14 insertions, 2 deletions
diff --git a/cli/js/tests/event_target_test.ts b/cli/js/tests/event_target_test.ts
index 45f626502..ece4b5dba 100644
--- a/cli/js/tests/event_target_test.ts
+++ b/cli/js/tests/event_target_test.ts
@@ -35,12 +35,24 @@ unitTest(function constructedEventTargetCanBeUsedAsExpected(): void {
   assertEquals(callCount, 2);
 });
 
+// TODO(ry) Should AddEventListenerOptions and EventListenerOptions be exposed
+// from the public API?
+
+interface AddEventListenerOptions extends EventListenerOptions {
+  once?: boolean;
+  passive?: boolean;
+}
+
+interface EventListenerOptions {
+  capture?: boolean;
+}
+
 unitTest(function anEventTargetCanBeSubclassed(): void {
   class NicerEventTarget extends EventTarget {
     on(
       type: string,
       callback: ((e: Event) => void) | null,
-      options?: __domTypes.AddEventListenerOptions
+      options?: AddEventListenerOptions
     ): void {
       this.addEventListener(type, callback, options);
     }
@@ -48,7 +60,7 @@ unitTest(function anEventTargetCanBeSubclassed(): void {
     off(
       type: string,
       callback: ((e: Event) => void) | null,
-      options?: __domTypes.EventListenerOptions
+      options?: EventListenerOptions
     ): void {
       this.removeEventListener(type, callback, options);
     }