src/app/features/system/cache/cache.component.test.ts

/*
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 * distributed with this work for additional information
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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *
 *   http://www.apache.org/licenses/LICENSE-2.0
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import { createSpyObj, SpyObj } from '../../../testing/mocks';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { CacheComponent } from './cache.component';
import { CacheService } from '../../../api';
import { of } from 'rxjs';
import { provideTranslateTesting } from '../../../testing/i18n-testing';
import { provideNoopAnimations } from '@angular/platform-browser/animations';

describe('CacheComponent', () => {
  let component: CacheComponent;
  let fixture: ComponentFixture<CacheComponent>;
  let serviceSpy: SpyObj<CacheService>;

  beforeEach(async () => {
    serviceSpy = createSpyObj(['getCaches', 'putCaches']);
    serviceSpy.getCaches.mockReturnValue(
      of([
        { cacheType: { id: 1, value: 'No Cache' }, enabled: false },
        { cacheType: { id: 2, value: 'Single Node' }, enabled: true },
      ]) as unknown as ReturnType<CacheService['getCaches']>,
    );

    await TestBed.configureTestingModule({
      imports: [CacheComponent],
      providers: [
        ...provideTranslateTesting(),
        { provide: CacheService, useValue: serviceSpy },
        provideNoopAnimations(),
      ],
    }).compileComponents();

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

  it('should select the enabled cache on load', () => {
    expect(component.caches()).toHaveLength(2);
    expect(component.selectedCacheType()).toBe(2);
  });

  it('should put the selected cache type on save', () => {
    serviceSpy.putCaches.mockReturnValue(
      of({}) as unknown as ReturnType<CacheService['putCaches']>,
    );
    component.selectedCacheType.set(1);
    component.onSave();
    expect(serviceSpy.putCaches).toHaveBeenCalledWith({ cacheType: 1 });
  });
});