search

JenMorgan / js-learning

0 stars 0 forks source link

Write reverseArrayInPlace function #59

Open kartamyshev opened 4 years ago

kartamyshev commented 4 years ago 
describe('reverseArrayInPlace()', () => {
  const arr = [1, 2, 3, 4, 5];
  it('reverses an array', () => {
    const actual = reverseArrayInPlace(arr);
    const expected = [5, 4, 3, 2, 1];
    expect(actual).toEqual(expected);
  });
  it('reverses an array back', () => {
    const actual = reverseArrayInPlace(arr);
    const expected = [1, 2, 3, 4, 5];
    expect(actual).toEqual(expected);
  });
});