modules Lab 1

index.js

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+'use strict';
+
+const greet = require('./lib/greet.js');
+
+greet.sayHey();
+greet.sayByeBye();

lib/greet.js

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+'use strict';
+
+module.exports = exports = {};
+
+exports.sayHey = function greet(name) {
+  if(arguments.length === 0) throw new Error('name not provided');
+  return `hello ${name}!`;
+};
+
+exports.sayByeBye = function() {
+  console.log('peace bro');
+};

test/greet-test.js

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+'use strict';
+
+const greet = require('../lib/greet.js')
+const assert = require('assert');
+
+describe('Good Module', function(){
+  describe('#sayHey', function(){
+    it('should return hello Jeremiah!', function() {
+      var result = greet.sayHey('Jeremiah');
+      assert.ok(result === 'hello Jeremiah!', 'not equal to hello Jeremiah!');
+    });
+    it('should throw a missing name error', function() {
+      assert.throws(function() {
+        greet.sayHey();
+      }, 'error not thrown');
+    });
+  });
+
+  describe('#sayByeBye', function() {
+    it('should return see ya later!', function(){
+    var bye = 'see ya later!';
+    assert.ok(bye === 'see ya later!', 'not equal to see ya later!');
+  });
+});
+});