| 1 |  |  | // During the rest the en variable is set to test | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /* global describe it beforeEach */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | process.env.NODE_ENV = 'test'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | const Book = require('../app/models/book'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | // Require the dev-dependencies | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | const chai = require('chai'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | const chaiHttp = require('chai-http'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | const server = require('../server'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | const should = chai.should(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | chai.use(chaiHttp); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | // Our parent block | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | describe('Books', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     beforeEach((done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |         Book.remove({}, (err) => { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |             done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * Test the /GET route | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     describe('/GET book', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         it('it should GET all the books', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |                 .get('/api/books') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |                     res.should.have.status(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |                     res.body.should.be.a('array'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |                     res.body.length.should.be.eql(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * Test the /POST route | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     describe('/POST book', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         it('it should not POST a book without pages field', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |             const book = { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |                 title: 'The Lord of the Rings', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |                 author: 'J.R.R Tolkien', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |                 year: 1954 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |             }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |                 .post('/api/books') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |                 .send(book) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |                     res.should.have.status(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |                     res.body.should.have.property('errors'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |                     res.body.errors.should.have.property('pages'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |                     res.body.errors.pages.should.have.property('kind').eql('required'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         it('it should POST a book', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |             const book = { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |                 title: 'The Lord of the Rings', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |                 author: 'J.R.R Tolkien', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |                 year: 1954, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |                 pages: 1170 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |             }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |                 .post('/api/books') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |                 .send(book) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |                     res.should.have.status(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |                     res.body.should.have.property('message').eql('Book successfully added!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |                     res.body.book.should.have.property('title'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |                     res.body.book.should.have.property('author'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |                     res.body.book.should.have.property('pages'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |                     res.body.book.should.have.property('year'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      * Test the GET/:id route | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     describe('/GET/:id book', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         it('it should GET a book by the given id', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             const book = new Book({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |                 title: 'The Lord of the Rings', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |                 author: 'J.R.R Tolkien', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |                 year: 1954, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |                 pages: 1170 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |             book.save((err, book) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |                 chai.request(server) | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 98 |  |  |                     .get(`/api/books/${book.id}`) | 
            
                                                                        
                            
            
                                    
            
            
                | 99 |  |  |                     .end((err, res) => { | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |                         res.should.have.status(200); | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |                         res.body.should.be.a('object'); | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |                         res.body.should.have.property('title'); | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |                         res.body.should.have.property('author'); | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  |                         res.body.should.have.property('pages'); | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  |                         res.body.should.have.property('year'); | 
            
                                                                        
                            
            
                                    
            
            
                | 106 |  |  |                         res.body.should.have.property('_id').eql(book.id); | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  |                         done(); | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  |                     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         it('it should GET an error if the book ID is not valid', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |                 .get('/api/books/90') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |                     res.should.have.status(400); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |                     res.body.should.have.property('message'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |                     res.body.should.have.property('name'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |                     res.body.should.have.property('kind').eql('ObjectId'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |                     res.body.should.have.property('value').eql('90'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |                     res.body.should.have.property('path').eql('_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |         it('it should GET not found if the book ID don\'t exist', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |                 .get('/api/books/589e02e559f531603fe40322') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |                     res.should.have.status(404); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |                     res.body.should.have.property('message').eql('Book not found!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                     res.body.should.have.property('id').eql('589e02e559f531603fe40322'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      * Test the /PUT/:id route | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     describe('/PUT/:id book', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |         it('it should UPDATE a book given the id', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |             const book = new Book({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |                 title: 'The Chronicles of Narnia', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |                 author: 'C.S. Lewis', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                 year: 1950, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |                 pages: 778 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |             book.save((err, book) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |                 chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |                     .put(`/api/books/${book.id}`) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |                     .send({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |                         year: 1952 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |                     }) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |                     .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |                         res.should.have.status(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |                         res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |                         res.body.should.have.property('message').eql('Book updated!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |                         res.body.book.should.have.property('year').eql(1952); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |                         done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |                     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         it('it should return an error if the book year is invalid', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |             const book = new Book({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |                 title: 'The Chronicles of Narnia', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |                 author: 'C.S. Lewis', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |                 year: 1950, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |                 pages: 778 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |             book.save((err, book) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |                 chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |                     .put(`/api/books/${book.id}`) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |                     .send({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |                         year: '1952a' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |                     }) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |                     .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |                         res.should.have.status(500); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |                         res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |                         res.body.should.have.property('errors'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |                         res.body.errors.should.have.property('year'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |                         res.body.errors.year.should.have.property('kind').eql('Number'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |                         done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |                     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |         it('it should return an error if the book ID is not valid', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |                 .put('/api/books/90') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |                 .send({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |                     year: 2009 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |                 }) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |                     res.should.have.status(400); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |                     res.body.should.have.property('message'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |                     res.body.should.have.property('name'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |                     res.body.should.have.property('kind').eql('ObjectId'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |                     res.body.value.should.have.property('_id').eql('90'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |                     res.body.should.have.property('path').eql('_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |         it('it should return not found if the book ID don\'t exist', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |                 .put('/api/books/589e02e559f531603fe40322') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |                 .send({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |                     year: 2010 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |                 }) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |                     res.should.have.status(404); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |                     res.body.should.have.property('message').eql('Book not found!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |                     res.body.should.have.property('id').eql('589e02e559f531603fe40322'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |      * Test the /DELETE/:id route | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |     describe('/DELETE/:id Book', () => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |         it('it should DELETE a book given the id', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |             const book = new Book({ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |                 title: 'The Chronicles of Narnia', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |                 author: 'C.S. Lewis', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |                 year: 1950, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |                 pages: 778 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |             book.save((err, book) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |                 chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |                     .delete(`/api/books/${book.id}`) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |                     .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |                         res.should.have.status(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |                         res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |                         res.body.should.have.property('message').eql('Book successfully deleted!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |                         res.body.result.should.have.property('ok').eql(1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |                         res.body.result.should.have.property('n').eql(1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |                         done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |                     }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |             }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |         it('it should return an error if the book ID is not valid', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |                 .delete('/api/books/90') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |                     res.should.have.status(400); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |                     res.body.should.have.property('message'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |                     res.body.should.have.property('name'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |                     res.body.should.have.property('kind').eql('ObjectId'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |                     res.body.should.have.property('value').eql('90'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |                     res.body.should.have.property('path').eql('_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |         it('it should return not found if the book ID don\'t exist', (done) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |             chai.request(server) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |                 .delete('/api/books/589e02e559f531603fe40322') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |                 .end((err, res) => { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |                     res.should.have.status(404); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |                     res.body.should.be.a('object'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |                     res.body.should.have.property('message').eql('Book not found!'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |                     res.body.should.have.property('id').eql('589e02e559f531603fe40322'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |                     done(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |                 }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |         }); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 275 |  |  |     }); | 
            
                                                        
            
                                    
            
            
                | 276 |  |  | }); | 
            
                        
This check looks for parameters in functions that are not used in the function body and are not followed by other parameters which are used inside the function.