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import reverse from '../../fp/reverse'
const eq = (x, y) => expect(x).toEqual(y)
test('reverses arrays', () => {
eq(reverse([]), [])
eq(reverse([1]), [1])
eq(reverse([1, 2]), [2, 1])
eq(reverse([1, 2, 3]), [3, 2, 1])
})
test('reverses strings', () => {
eq(reverse(''), '')
eq(reverse('a'), 'a')
eq(reverse('ab'), 'ba')
eq(reverse('abc'), 'cba')
})