nodejs
diff --git a/‎test/parallel/test-event-emitter-remove-all-listeners.js‎
Lines changed: 11 additions & 0 deletions b/‎test/parallel/test-event-emitter-remove-all-listeners.js‎
Lines changed: 11 additions & 0 deletions
diff --git a/‎test/parallel/test-event-emitter-remove-listeners.js‎
Lines changed: 8 additions & 0 deletions b/‎test/parallel/test-event-emitter-remove-listeners.js‎
Lines changed: 8 additions & 0 deletions
@@ -77,3 +77,14 @@ function listener() {}
   ee.removeAllListeners('baz');
   assert.strictEqual(ee.listeners('baz').length, 0);
 }
+
+{
+  const ee = new events.EventEmitter();
+  assert.deepStrictEqual(ee, ee.removeAllListeners());
+}
+
+{
+  const ee = new events.EventEmitter();
+  ee._events = undefined;
+  assert.strictEqual(ee, ee.removeAllListeners());
+}
@@ -122,3 +122,11 @@ assert.throws(() => {
 
   ee.removeListener('foo', null);
 }, /^TypeError: "listener" argument must be a function$/);
+
+{
+  const ee = new EventEmitter();
+  const listener = () => {};
+  ee._events = undefined;
+  const e = ee.removeListener('foo', listener);
+  assert.strictEqual(e, ee);
+}