'use strict';

const {decode, encode} = require('../app/scripts/obfuscate').default;

describe('the encode function', function() {
  it('outputs nothing if nothing is entered', function () {
    expect(encode('')).toEqual([]);
  });

  it('converts strings to integers', function () {
    expect(encode('a')).toEqual([97]);
  });

  it('can hide my mail address', function() {
    expect(encode('thib@thib')).toEqual([116, 105, 107, 101, 68, 121, 110, 112, 106]);
  });
});

describe('the decode function', function() {
  it('outputs nothing if nothing is entered', function () {
    expect(decode([])).toEqual('');
  });

  it('converts integers to chars', function () {
    expect(decode([97])).toEqual('a');
  });

  it('can hide my mail address', function() {
    expect(decode([116, 105, 107, 101, 68, 121, 110, 112, 106])).toEqual('thib@thib');
  });
});

'use strict';

const {decode, encode} = require('../app/scripts/obfuscate').default;

describe('the encode function', function() {
  it('outputs nothing if nothing is entered', function () {
    expect(encode('')).toEqual([]);
  });

  it('converts strings to integers', function () {
    expect(encode('a')).toEqual([97]);
  });

  it('can hide my mail address', function() {
    expect(encode('thib@thib')).toEqual([116, 105, 107, 101, 68, 121, 110, 112, 106]);
  });
});

describe('the decode function', function() {
  it('outputs nothing if nothing is entered', function () {
    expect(decode([])).toEqual('');
  });

  it('converts integers to chars', function () {
    expect(decode([97])).toEqual('a');
  });

  it('can hide my mail address', function() {
    expect(decode([116, 105, 107, 101, 68, 121, 110, 112, 106])).toEqual('thib@thib');
  });
});

describe('obfuscation functions can be chained', function() {
  it('looks fun', function () {
    expect(decode(encode(decode(encode('Rhinoceros!'))))).toEqual('Rhinoceros!');
  });
});

Add one more test case