diff --git a/npm/ng-packs/packages/core/src/lib/tests/date-utils.spec.ts b/npm/ng-packs/packages/core/src/lib/tests/date-utils.spec.ts
new file mode 100644
index 0000000000..b735b5eee1
--- /dev/null
+++ b/npm/ng-packs/packages/core/src/lib/tests/date-utils.spec.ts
@@ -0,0 +1,54 @@
+import { Spectator, createComponentFactory, SpyObject } from '@ngneat/spectator/jest';
+import { Component } from '@angular/core';
+import { ConfigStateService, getShortDateFormat, getShortDateShortTimeFormat } from '@abp/ng.core';
+
+const dateTimeFormat = {
+  calendarAlgorithmType: 'SolarCalendar',
+  dateSeparator: '/',
+  dateTimeFormatLong: 'dddd, MMMM d, yyyy',
+  fullDateTimePattern: 'dddd, MMMM d, yyyy h:mm:ss tt',
+  longTimePattern: 'h:mm:ss tt',
+  shortDatePattern: 'M/d/yyyy',
+  shortTimePattern: 'h:mm tt',
+};
+
+@Component({
+  selector: 'abp-dummy',
+  template: 'dummy',
+})
+class DummyComponent {}
+
+describe('Date Utils', () => {
+  let spectator: Spectator<DummyComponent>;
+  let config: SpyObject<ConfigStateService>;
+
+  const createComponent = createComponentFactory({
+    component: DummyComponent,
+    mocks: [ConfigStateService],
+  });
+
+  beforeEach(() => {
+    spectator = createComponent();
+    config = spectator.inject(ConfigStateService);
+  });
+
+  describe('#getShortDateFormat', () => {
+    test('should get the short date format from ConfigState and return it', () => {
+      const getDeepSpy = jest.spyOn(config, 'getDeep');
+      getDeepSpy.mockReturnValueOnce(dateTimeFormat);
+
+      expect(getShortDateFormat(config)).toBe('M/d/yyyy');
+      expect(getDeepSpy).toHaveBeenCalledWith('localization.currentCulture.dateTimeFormat');
+    });
+  });
+
+  describe('#getShortDateShortTimeFormat', () => {
+    test('should get the short date time format from ConfigState and return it', () => {
+      const getDeepSpy = jest.spyOn(config, 'getDeep');
+      getDeepSpy.mockReturnValueOnce(dateTimeFormat);
+
+      expect(getShortDateShortTimeFormat(config)).toBe('M/d/yyyy h:mm a');
+      expect(getDeepSpy).toHaveBeenCalledWith('localization.currentCulture.dateTimeFormat');
+    });
+  });
+});