138 lines
4.7 KiB
JavaScript
138 lines
4.7 KiB
JavaScript
var db, Book, Chapter, Author, Reader, should = require('should');
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describe('relations', function() {
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before(function(done) {
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db = getSchema();
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Book = db.define('Book', {name: String});
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Chapter = db.define('Chapter', {name: {type: String, index: true}});
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Author = db.define('Author', {name: String});
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Reader = db.define('Reader', {name: String});
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db.automigrate(function() {
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Book.destroyAll(function() {
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Chapter.destroyAll(function() {
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Author.destroyAll(function() {
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Reader.destroyAll(done);
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});
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});
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});
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});
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});
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after(function() {
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db.disconnect();
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});
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describe('hasMany', function() {
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it('can be declared in different ways', function(done) {
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Book.hasMany(Chapter);
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Book.hasMany(Reader, {as: 'users'});
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Book.hasMany(Author, {foreignKey: 'projectId'});
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var b = new Book;
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b.chapters.should.be.an.instanceOf(Function);
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b.users.should.be.an.instanceOf(Function);
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b.authors.should.be.an.instanceOf(Function);
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Object.keys((new Chapter).toObject()).should.include('bookId');
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Object.keys((new Author).toObject()).should.include('projectId');
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db.automigrate(done);
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});
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it('can be declared in short form', function(done) {
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Author.hasMany('readers');
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(new Author).readers.should.be.an.instanceOf(Function);
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Object.keys((new Reader).toObject()).should.include('authorId');
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db.autoupdate(done);
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});
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it('should build record on scope', function(done) {
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Book.create(function(err, book) {
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var c = book.chapters.build();
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c.bookId.should.equal(book.id);
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c.save(done);
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});
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});
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it('should create record on scope', function(done) {
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Book.create(function(err, book) {
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book.chapters.create(function(err, c) {
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should.not.exist(err);
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should.exist(c);
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c.bookId.should.equal(book.id);
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done();
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});
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});
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});
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it.skip('should fetch all scoped instances', function(done) {
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Book.create(function(err, book) {
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book.chapters.create({name: 'a'}, function() {
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book.chapters.create({name: 'z'}, function() {
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book.chapters.create({name: 'c'}, function() {
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fetch(book);
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});
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});
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});
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});
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function fetch(book) {
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book.chapters(function(err, ch) {
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should.not.exist(err);
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should.exist(ch);
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ch.should.have.lengthOf(3);
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book.chapters({order: 'name DESC'}, function(e, c) {
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should.not.exist(e);
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should.exist(c);
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c.shift().name.should.equal('z');
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c.pop().name.should.equal('a');
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done();
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});
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});
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}
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});
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});
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describe('belongsTo', function() {
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var List, Item, Fear, Mind;
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it('can be declared in different ways', function() {
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List = db.define('List', {name: String});
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Item = db.define('Item', {name: String});
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Fear = db.define('Fear');
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Mind = db.define('Mind');
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// syntax 1 (old)
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Item.belongsTo(List);
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Object.keys((new Item).toObject()).should.include('listId');
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(new Item).list.should.be.an.instanceOf(Function);
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// syntax 2 (new)
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Fear.belongsTo('mind');
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Object.keys((new Fear).toObject()).should.include('mindId');
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(new Fear).mind.should.be.an.instanceOf(Function);
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// (new Fear).mind.build().should.be.an.instanceOf(Mind);
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});
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it('can be used to query data', function(done) {
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List.hasMany('todos', {model: Item});
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List.create(function(e, list) {
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should.not.exist(e);
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should.exist(list);
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list.todos.create(function(err, todo) {
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todo.list(function(e, l) {
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should.not.exist(e);
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should.exist(l);
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done();
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});
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});
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});
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});
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});
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describe('hasAndBelongsToMany', function() {
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it('can be declared');
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});
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});
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