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src/app/nav-bar/nav-bar.component.spec.ts

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+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { NavBarComponent } from './nav-bar.component';
+
+describe('NavBarComponent', () => {
+  let component: NavBarComponent;
+  let fixture: ComponentFixture<NavBarComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ NavBarComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(NavBarComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});