10 lines
254 B
JavaScript
10 lines
254 B
JavaScript
const expect = require('expect');
|
|
const sum = require('./sum.js');
|
|
|
|
test('sum is a Function', () => {
|
|
expect(sum).toBeInstanceOf(Function);
|
|
});
|
|
test('Returns the sum of two or more numbers/arrays.', () => {
|
|
expect(sum(...[1, 2, 3, 4])).toBe(10);
|
|
});
|