import { ComponentFixture, TestBed } from '@angular/core/testing';
import { provideHttpClient, withInterceptorsFromDi } from '@angular/common/http';
import { TreeViewComponent } from '../../groups/shared/tree-view/tree-view.component';
import { MatDialogModule } from '@angular/material/dialog'; // <-- Import MatDialogModule
import { MatFormFieldModule } from '@angular/material/form-field'; // Import for mat-form-field
import { MatInputModule } from '@angular/material/input'; // Import for matInput
import { MatDividerModule } from '@angular/material/divider'; // Import for mat-divider
import { ToastrModule } from 'ngx-toastr'; // Import for Toastr

describe('TreeViewComponent', () => {
  let component: TreeViewComponent;
  let fixture: ComponentFixture<TreeViewComponent>;

  beforeEach(async () => {
    await TestBed.configureTestingModule({
      declarations: [TreeViewComponent],
      imports: [
        MatDialogModule, // <-- Add MatDialogModule here
        MatFormFieldModule, // <-- For mat-form-field
        MatInputModule, // <-- For matInput
        MatDividerModule, // <-- For mat-divider
        ToastrModule.forRoot() // <-- For ToastrService
      ],
      providers: [
        provideHttpClient(withInterceptorsFromDi())
      ]
    })
    .compileComponents();

    fixture = TestBed.createComponent(TreeViewComponent);
    component = fixture.componentInstance;
    fixture.detectChanges();
  });

  it('should create', () => {
    expect(component).toBeTruthy();
  });
});