test: enhance ChangeParentComponent tests with necessary imports and providers

ogWebconsole/src/app/components/groups/shared/change-parent/change-parent.component.spec.ts

@@ -1,16 +1,39 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
-
 import { ChangeParentComponent } from './change-parent.component';
+import { HttpClientTestingModule } from '@angular/common/http/testing';
+import { MAT_DIALOG_DATA, MatDialogModule, MatDialogRef } from '@angular/material/dialog';
+import { ToastrService } from 'ngx-toastr';
+import { ConfigService } from '@services/config.service';
+import { MatFormFieldModule } from '@angular/material/form-field';
+import { MatSelectModule } from '@angular/material/select';
+import { FormsModule } from '@angular/forms';
+import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 
 describe('ChangeParentComponent', () => {
   let component: ChangeParentComponent;
   let fixture: ComponentFixture<ChangeParentComponent>;
 
   beforeEach(async () => {
+    const mockConfigService = { apiUrl: 'http://mock-api-url' };
+
     await TestBed.configureTestingModule({
-      declarations: [ChangeParentComponent]
+      declarations: [ChangeParentComponent],
+      imports: [
+        HttpClientTestingModule,
+        MatDialogModule,
+        MatFormFieldModule,
+        MatSelectModule,
+        FormsModule,
+        BrowserAnimationsModule
+      ],
+      providers: [
+        { provide: MatDialogRef, useValue: {} },
+        { provide: MAT_DIALOG_DATA, useValue: { clients: [] } },
+        { provide: ToastrService, useValue: { success: () => { }, error: () => { } } },
+        { provide: ConfigService, useValue: mockConfigService }
+      ]
     })
-    .compileComponents();
+      .compileComponents();
 
     fixture = TestBed.createComponent(ChangeParentComponent);
     component = fixture.componentInstance;