Spec wasnt pulling from compat

src/compat/angularfire2.spec.ts

@@ -5,7 +5,7 @@ import { Observable, of, Subject } from 'rxjs';
 import { COMMON_CONFIG } from '../../test-config';
 import { rando } from '../../utils';
 import { BrowserModule } from '@angular/platform-browser';
-import firebase from 'firebase/app';
+import firebase from 'firebase/compat/app';
 import { tap } from 'rxjs/operators';
 import { TestScheduler } from 'rxjs/testing';