import cpf from '../src/validator/cpf';

const emptyCpf = '';
const validCpf = '047.145.880-52';
const validOnlyNumbers = '04714588052';
const invalidCpfLength = '047.145.880-5';
const invalidCpf = '047.145.880-54';
const invalidOnlyNumbers = '04714588054';

describe('CPF Validation test', () => {
  it('Correct check if CPF is null or empty', () => {
    const isEmpty = cpf.validate(emptyCpf);
    expect(isEmpty).toBeFalsy();
  });

  it('Correct check if CPF provided is valid', () => {
    const isValid = cpf.validate(validCpf);
    expect(isValid).toBeTruthy();
  });

  it('Correct check if CPF provided is invalid', () => {
    const isValid = cpf.validate(invalidCpf);
    expect(isValid).toBeFalsy();
  });

  it('Correct check if CPF provided has correct length', () => {
    const isValid = cpf.validate(invalidCpfLength);
    expect(isValid).toBeFalsy();
  });

  it('Correct check if CPF provided is 00000000000 ', () => {
    const isValid = cpf.validate('00000000000');
    expect(isValid).toBeFalsy();
  });
});

describe('CPF Mask test', () => {
  it('Correct check if CPF is null or empty', () => {
    const isEmpty = cpf.mask(emptyCpf);
    expect(isEmpty).toBe('');
  });

  it('Correct check if CPF is masked in the right format ', () => {
    const valid = cpf.mask(validOnlyNumbers);
    expect(valid).toBe(validCpf);
  });

  it('Correct check if invalid CPF returns empty string', () => {
    const invalid = cpf.mask(invalidOnlyNumbers);
    expect(invalid).toBe('');
  });
});

describe('CPF Unmask test', () => {
  it('Correct check if CPF is null or empty', () => {
    const isEmpty = cpf.unmask(emptyCpf);
    expect(isEmpty).toBe('');
  });

  it('Correct check if CPF unmasked (only numbers)', () => {
    const valid = cpf.unmask(validCpf);
    expect(valid).toBe(validOnlyNumbers);
  });

  it('Correct check if invalid CPF returns empty string', () => {
    const invalid = cpf.unmask(invalidOnlyNumbers);
    expect(invalid).toBe('');
  });
});

describe('CPF Generator test', () => {
  it('Correct check if generated CPF is valid and unmasked', () => {
    const cpfGenerated = cpf.generate({mask: true});
    const isValid = cpf.validate(cpfGenerated);
    expect(isValid).toBeTruthy();
  });

  it('Correct check if generated CPF is valid and masked', () => {
    const cpfGenerated = cpf.generate({mask: false});
    const isValid = cpf.validate(cpfGenerated);
    expect(isValid).toBeTruthy();
  });
});