Unit tests added

src/app/components/projects/projects.component.html

@@ -40,7 +40,7 @@
             <button mat-icon-button matTooltip="Delete project" (click)="delete(row)" *ngIf="row.status == 'closed'">
               <mat-icon aria-label="Delete project">delete</mat-icon>
             </button>
-            <button mat-icon-button matTooltip="Duplicate project" (click)="duplicate(row)">
+            <button mat-icon-button matTooltip="Duplicate project" (click)="duplicate(row)" *ngIf="row.status == 'closed'">
               <mat-icon aria-label="Duplicate project">filter_2</mat-icon>
             </button>
             <button mat-icon-button matTooltip="Open project" (click)="open(row)" *ngIf="row.status == 'closed'">

src/app/components/projects/projects.component.spec.ts

@@ -85,6 +85,28 @@ describe('ProjectsComponent', () => {
     expect(mockedProjectService.delete).toHaveBeenCalled();
   });
 
+  it('should call project service after duplicate action', () => {
+    spyOn(mockedProjectService, 'duplicate').and.returnValue(of());
+    let project = new Project();
+    project.project_id = '1';
+    project.status = 'closed';
+
+    component.duplicate(project);
+
+    expect(mockedProjectService.duplicate).toHaveBeenCalled();
+  });
+
+  it('should call refresh after duplicate action', () => {
+    spyOn(component, 'refresh');
+    let project = new Project();
+    project.project_id = '1';
+    project.status = 'closed';
+
+    component.duplicate(project);
+
+    expect(component.refresh).toHaveBeenCalled();
+  });
+
   describe('ProjectComponent open', () => {
     let project: Project;
 

src/app/services/project.service.spec.ts

@@ -41,6 +41,10 @@ export class MockedProjectService {
   delete(server: Server, project_id: string) {
     return of(project_id);
   }
+
+  duplicate(server: Server, project_id: string) {
+    return of(project_id);
+  }
 }
 
 describe('ProjectService', () => {