feat: add a test options interface for CoreModule

npm/ng-packs/packages/core/src/lib/models/common.ts

@@ -1,4 +1,5 @@
 import { EventEmitter } from '@angular/core';
+import { Router } from '@angular/router';
 import { Subject } from 'rxjs';
 import { eLayoutType } from '../enums/common';
 import { Config } from './config';
@@ -14,6 +15,10 @@ export namespace ABP {
     skipGetAppConfiguration?: boolean;
   }
 
+  export interface Test {
+    baseHref?: Router;
+  }
+
   export type PagedResponse<T> = {
     totalCount: number;
   } & PagedItemsResponse<T>;