import { TestBed } from '@angular/core/testing';
import { vi } from 'vitest';
import { PrivateAreaEditor } from './private-area-editor';

describe('PrivateAreaEditor', () => {
  it('adds a stable private area and derives the main-room count from its family', () => {
    const fixture = TestBed.createComponent(PrivateAreaEditor);
    fixture.componentRef.setInput('areas', []);
    const changed = vi.fn();
    fixture.componentInstance.areasChanged.subscribe(changed);

    fixture.componentInstance.addArea();

    expect(changed).toHaveBeenCalledWith([
      expect.objectContaining({ family: 'PIECE_PRINCIPALE', subtype: 'OTHER' }),
    ]);
    fixture.componentRef.setInput('areas', changed.mock.calls[0][0]);
    expect(fixture.componentInstance.mainRoomCount()).toBe(1);
  });
});