fix: Fixed test units

src/app/admin-view/admin-view.component.spec.ts

@@ -3,10 +3,16 @@ import { ComponentFixture, TestBed } from '@angular/core/testing';
 import { AdminViewComponent } from './admin-view.component';
 import { MatToolbarModule } from '@angular/material/toolbar';
 import { MatIconModule } from '@angular/material/icon';
-import { MatSidenavModule } from '@angular/material/sidenav';
+import { MatDrawer, MatSidenavModule } from '@angular/material/sidenav';
 import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 import { MatListModule } from '@angular/material/list';
 import { RouterModule } from '@angular/router';
+import { Component, Input } from '@angular/core';
+
+@Component({selector: "app-toolbar", template: ''})
+class ToolbarMock {
+    @Input() drawer!: MatDrawer;
+}
 
 describe('AdminViewComponent', () => {
   let component: AdminViewComponent;
@@ -14,7 +20,7 @@ describe('AdminViewComponent', () => {
 
   beforeEach(() => {
     TestBed.configureTestingModule({
-      declarations: [AdminViewComponent],
+      declarations: [AdminViewComponent, ToolbarMock],
       imports: [MatToolbarModule, MatIconModule, MatSidenavModule, BrowserAnimationsModule, MatListModule, RouterModule.forRoot([])]
     });
     fixture = TestBed.createComponent(AdminViewComponent);