Resolve "Tests client: Tester le module database de la partie admin"

Closes #64 (closed)

client/src/app/admin/database/components/database-form.component.spec.ts

+/**
+ * This file is part of Anis Client.
+ *
+ * @copyright Laboratoire d'Astrophysique de Marseille / CNRS
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { ReactiveFormsModule } from '@angular/forms';
+import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
+
+import { DatabaseFormComponent } from './database-form.component';
+
+describe('[admin][Database][Component] databaseFormComponent', () => {
+    let component: DatabaseFormComponent;
+    let fixture: ComponentFixture<DatabaseFormComponent>;
+    
+    let spy;
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            declarations: [
+                DatabaseFormComponent,
+            ],
+            imports: [
+                BrowserAnimationsModule,
+                ReactiveFormsModule
+            ]
+        });
+        fixture = TestBed.createComponent(DatabaseFormComponent);
+        component = fixture.componentInstance;
+        component.database= {id: 1, dbhost: 'test', dblogin: 'test@test.fr', dbname:'test', dbpassword: 'test', dbport: 808080, dbtype: '', label:''};
+        fixture.detectChanges();
+        spy= jest.spyOn(component.onSubmit, 'emit');
+    });
+
+    it('should create the component', () => {
+        expect(component).toBeTruthy();
+    });
+
+    it(`should emit database and form values on subumit`, () => {
+       component.submit();
+       expect(spy).toHaveBeenCalledTimes(1);
+    });
+
+    it(`should emit database on subumit`, () => {
+        component.database= null;
+        component.submit();
+        expect(spy).toHaveBeenCalledTimes(1);
+     });
+});