Files
30-seconds-of-code/test/nthElement/nthElement.test.js
2018-06-18 17:40:29 +03:00

13 lines
393 B
JavaScript

const expect = require('expect');
const nthElement = require('./nthElement.js');
test('nthElement is a Function', () => {
expect(nthElement).toBeInstanceOf(Function);
});
test('Returns the nth element of an array.', () => {
expect(nthElement(['a', 'b', 'c'], 1)).toBe('b');
});
test('Returns the nth element of an array.', () => {
expect(nthElement(['a', 'b', 'c'], -3)).toBe('a');
});