import {
  FilterDeletedItemsInterceptor,
  filterDeletedItems,
} from './filter-deleted-items.interceptor';

describe('FilterDeletedItemsInterceptor', () => {
  it('should be defined', () => {
    expect(new FilterDeletedItemsInterceptor()).toBeDefined();
  });
  it('should filter deleted items', () => {
    const data = {
      id: 1,
      children: [
        {
          id: 2,
          grandChildren: [{ id: 3 }, { id: 4, deletedAt: new Date() }],
        },
        { id: 4, deletedAt: new Date().toISOString() },
      ],
    };
    const expectedFilteredData = {
      id: 1,
      children: [
        {
          id: 2,
          grandChildren: [{ id: 3 }],
        },
      ],
    };
    const actualFilterdData = filterDeletedItems(data);
    expect(actualFilterdData).toEqual(expectedFilteredData);
  });
});