fix: add more testsx

src/iframe/existing-iframe.service.ts

@@ -1,6 +1,6 @@
 import { Injectable, inject } from 'injection-js';
-import { DOCUMENT } from '../../dom';
 import type { OpenIdConfiguration } from '../config/openid-configuration';
+import { DOCUMENT } from '../dom';
 import { LoggerService } from '../logging/logger.service';
 
 @Injectable()

src/iframe/silent-renew.service.ts

@@ -70,9 +70,8 @@ export class SilentRenewService {
     config: OpenIdConfiguration,
     allConfigs: OpenIdConfiguration[]
   ): Observable<CallbackContext> {
-    const params = new HttpParams({
-      fromString: urlParts[1],
-    });
+    // TODO: fix @ngify/http
+    const params = new HttpParams(urlParts[1] || undefined);
 
     const errorParam = params.get('error');