describe('Testing filterPlainArray()', () => {
  it('should filter an array of objects with one level-depth', () => {
    const products = [
      { name: 'A', color: 'Blue', size: 50 },
      { name: 'B', color: 'Blue', size: 60 },
      { name: 'C', color: 'Black', size: 70 },
      { name: 'D', color: 'Green', size: 50 },
    ];

    const filters = {
      color: ['BLUE', 'black'],
      size: [70, 50],
    };

    const filtered = filterPlainArray(products, filters);
    const expected = [
      { name: 'A', color: 'Blue', size: 50 },
      { name: 'C', color: 'Black', size: 70 },
    ];
    expect(filtered).toStrictEqual(expected);
  });
});