실습(module) : 30-mocha-module.js, 30-mocha-module-test.js 30-mocha-module.js module.exports = { sum: function (num1, num2) { return num1 + num2; } }; 30-mocha-module-test.js var chai = require('chai'), moduleSum = require('./30-mocha-module'), expect = chai.expect; describe('#ModuleSum', function () { it("sum()", function () { expect(moduleSum.sum(1, 2)).to.equal(3); expec..