Fix test

Author: schmidt-sebastian

packages/firestore/test/unit/core/event_manager.test.ts

@@ -38,7 +38,7 @@ import {
   query
 } from '../../util/helpers';
 
-describe('EventManager', () => {
+describe.only('EventManager', () => {
   // mock object.
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
   function fakeQueryListener(query: Query): any {
@@ -74,7 +74,7 @@ describe('EventManager', () => {
     expect(onListenSpy.callCount).to.equal(1);
 
     await eventManager.unlisten(fakeListener2);
-    expect(onListenSpy.callCount).to.equal(0);
+    expect(onUnlistenSpy.callCount).to.equal(0);
 
     await eventManager.unlisten(fakeListener1);
     expect(onUnlistenSpy.calledWith(query1)).to.be.true;