diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangdetails/yangdetails.component.spec.ts b/apps/yang-gui/yang-gui2-lib/lib/yangdetails/yangdetails.component.spec.ts
new file mode 100644
index 0000000..38ecc26
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangdetails/yangdetails.component.spec.ts
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import {async, ComponentFixture, TestBed} from '@angular/core/testing';
+
+import {YangDetailsComponent} from './yangdetails.component';
+
+describe('YangDetailsComponent', () => {
+    let component: YangDetailsComponent;
+    let fixture: ComponentFixture<YangDetailsComponent>;
+
+    beforeEach(async(() => {
+        TestBed.configureTestingModule({
+            declarations: [YangDetailsComponent]
+        })
+            .compileComponents();
+    }));
+
+    beforeEach(() => {
+        fixture = TestBed.createComponent(YangDetailsComponent);
+        component = fixture.componentInstance;
+        fixture.detectChanges();
+    });
+
+    it('should create', () => {
+        expect(component).toBeTruthy();
+    });
+});