diff --git a/npm/ng-packs/packages/core/src/lib/tests/initial-utils.spec.ts b/npm/ng-packs/packages/core/src/lib/tests/initial-utils.spec.ts
new file mode 100644
index 0000000000..3ca180a5df
--- /dev/null
+++ b/npm/ng-packs/packages/core/src/lib/tests/initial-utils.spec.ts
@@ -0,0 +1,48 @@
+import { getInitialData, localeInitializer } from '../utils';
+import { Injector } from '@angular/core';
+import { Spectator, createComponentFactory } from '@ngneat/spectator/jest';
+import { Component } from '@angular/core';
+import { Store } from '@ngxs/store';
+import { of } from 'rxjs';
+import { GetAppConfiguration } from '../actions';
+
+@Component({
+  selector: 'abp-dummy',
+  template: '',
+})
+export class DummyComponent {}
+
+describe('InitialUtils', () => {
+  let spectator: Spectator<DummyComponent>;
+  const createComponent = createComponentFactory({ component: DummyComponent, mocks: [Store] });
+
+  beforeEach(() => (spectator = createComponent()));
+
+  describe('#getInitialData', () => {
+    test('should dispatch GetAppConfiguration and return', async () => {
+      const injector = spectator.get(Injector);
+      const injectorSpy = jest.spyOn(injector, 'get');
+      const store = spectator.get(Store);
+      const dispatchSpy = jest.spyOn(store, 'dispatch');
+
+      injectorSpy.mockReturnValue(store);
+      dispatchSpy.mockReturnValue(of('test'));
+
+      expect(typeof getInitialData(injector)).toBe('function');
+      expect(await getInitialData(injector)()).toBe('test');
+      expect(dispatchSpy.mock.calls[0][0] instanceof GetAppConfiguration).toBeTruthy();
+    });
+  });
+
+  describe('#localeInitializer', () => {
+    test('should resolve registerLocale', async () => {
+      const injector = spectator.get(Injector);
+      const injectorSpy = jest.spyOn(injector, 'get');
+      const store = spectator.get(Store);
+      store.selectSnapshot.andCallFake(selector => selector({ SessionState: { language: 'tr' } }));
+      injectorSpy.mockReturnValue(store);
+      expect(typeof localeInitializer(injector)).toBe('function');
+      expect(await localeInitializer(injector)()).toBe('resolved');
+    });
+  });
+});