Files
30-seconds-of-code/test/symmetricDifferenceWith/symmetricDifferenceWith.test.js
2018-06-18 18:37:35 +03:00

13 lines
488 B
JavaScript

const expect = require('expect');
const symmetricDifferenceWith = require('./symmetricDifferenceWith.js');
test('symmetricDifferenceWith is a Function', () => {
expect(symmetricDifferenceWith).toBeInstanceOf(Function);
});
test('Returns the symmetric difference between two arrays, using a provided function as a comparator', () => {
expect(symmetricDifferenceWith(
[1, 1.2, 1.5, 3, 0],
[1.9, 3, 0, 3.9],
(a, b) => Math.round(a) === Math.round(b))).toEqual([1, 1.2, 3.9]);
});