initial

package.json

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+{
+  "name": "node-tests",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "start": "node server/server.js",
+    "test": "mocha **/*.test.js",
+    "test-watch": "nodemon --exec \"npm test\""
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.14.0",
+    "hbs": "^4.0.1"
+  },
+  "devDependencies": {
+    "atom-ui-reporter": "0.0.1",
+    "expect": "^1.20.2",
+    "mocha": "^3.0.0",
+    "supertest": "^2.0.0"
+  }
+}

server/server.js

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+const express = require('express');
+
+var app = express();
+
+app.get('/', (req, res) => {
+  // res.send("it loaded");
+  res.status(404).send({
+    error: "Page not found",
+    name: "Todo App 1.0"
+  })
+});
+
+
+app.listen(3000);
+
+module.exports.app = app;

server/server.test.js

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+const request = require('supertest')
+const expect = require('expect')
+
+var app = require('./server').app;
+
+it('should return hello world response', (done) => {
+  request(app)
+  .get('/')
+  .expect(404)
+  .expect((res) => {
+    expect(res.body).toInclude({
+      error: 'Page not found'
+    })
+  })
+  .end(done);
+});

utils/utils.js

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+module.exports.add = (a, b) => a + b;
+module.exports.asyncAdd = (a, b, callback) => {
+  setTimeout(() => {
+    callback(a + b);
+  }, 50);
+}
+
+module.exports.square = (x) => x * x;
+module.exports.asyncSquare = (a, callback) => {
+  setTimeout(() => {
+    callback(a * a);
+  }, 50);
+}
+
+module.exports.setName = (user, fullName) => {
+  var names = fullName.split(" ");
+  user.firstName = names[0];
+  user.lastName = names[1];
+  return user;
+}

utils/utils.test.js

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+const expect = require('expect');
+const utils = require("./utils");
+
+it('should add two numbers', () => {
+  var res = utils.add(33, 11);
+  expect(res).toBe(44).toBeA('number');
+});
+
+it('should add two numbers async', (done) => {
+  utils.asyncAdd(33, 11, (sum) => {
+    expect(sum).toBe(44).toBeA('number');
+    done();
+  });
+});
+
+it('should add square a number', (done) => {
+  utils.asyncSquare(3, (total) => {
+    expect(total).toBe(9).toBeA('number');
+    done();
+  });
+});
+
+it('should square a number', () => {
+  var res = utils.square(13);
+  expect(res).toBe(169).toBeA('number');
+});
+
+it('should set the name', () => {
+  var user = { age: 29, location: "Boston" };
+
+  var res = utils.setName(user, "Tyrel Souza");
+
+  expect(res).toInclude({
+    age: user.age,
+    firstName: "Tyrel",
+    lastName: "Souza",
+  }).toBeA('object');
+})
+
+
+
+// it('shouled expect some values', () => {
+//   // expect(12).toNotBe(11)
+//   // expect({name: 'Tyrel'}).toEqual({name: 'Tyrel'});
+//   // expect([2, 3, 4]).toInclude(4)
+//   // expect({
+//   //     name: 'Tyrel',
+//   //     age: 29,
+//   //     location: 'Boston'
+//   // }).toInclude({age: 29})
+//
+// })