Files
30-seconds-of-code/test/spreadOver.test.js
2018-10-19 20:18:00 +03:00

11 lines
389 B
JavaScript

const expect = require('expect');
const {spreadOver} = require('./_30s.js');
test('spreadOver is a Function', () => {
expect(spreadOver).toBeInstanceOf(Function);
});
const arrayMax = spreadOver(Math.max);
test('Takes a variadic function and returns a closure that accepts an array of arguments to map to the inputs of the function.', () => {
expect(arrayMax([1, 2, 3])).toBe(3);
});