associations.spec.js
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/* jshint camelcase: false */
if(typeof require === 'function') {
const buster = require("buster")
, config = require('../config/config')
, Helpers = require('../buster-helpers')
, dialect = Helpers.getTestDialect()
}
buster.spec.expose()
buster.testRunner.timeout = 1000
if (dialect.match(/^mysql/)) {
describe('[MYSQL] Associations', function() {
before(function(done) {
var self = this
Helpers.initTests({
dialect: dialect,
beforeComplete: function(sequelize, DataTypes) {
self.sequelize = sequelize
},
onComplete: function() {
self.sequelize.sync({ force: true }).success(done)
}
})
})
describe('many-to-many', function() {
describe('where tables have the same prefix', function() {
it("should create a table wp_table1wp_table2s", function(done) {
var Table2 = this.sequelize.define('wp_table2', {foo: Helpers.Sequelize.STRING})
, Table1 = this.sequelize.define('wp_table1', {foo: Helpers.Sequelize.STRING})
, self = this
Table1.hasMany(Table2)
Table2.hasMany(Table1)
this.sequelize.sync({ force: true }).success(function() {
expect(self.sequelize.daoFactoryManager.getDAO('wp_table1swp_table2s')).toBeDefined()
done()
})
})
})
describe('when join table name is specified', function() {
before(function(done){
var Table2 = this.sequelize.define('ms_table1', {foo: Helpers.Sequelize.STRING})
, Table1 = this.sequelize.define('ms_table2', {foo: Helpers.Sequelize.STRING})
Table1.hasMany(Table2, {joinTableName: 'table1_to_table2'})
Table2.hasMany(Table1, {joinTableName: 'table1_to_table2'})
this.sequelize.sync({ force: true }).success(done)
})
it("should not use a combined name", function(done) {
expect(this.sequelize.daoFactoryManager.getDAO('ms_table1sms_table2s')).not.toBeDefined()
done()
})
it("should use the specified name", function(done) {
expect(this.sequelize.daoFactoryManager.getDAO('table1_to_table2')).toBeDefined()
done()
})
})
})
describe('HasMany', function() {
before(function(done) {
//prevent periods from occurring in the table name since they are used to delimit (table.column)
this.User = this.sequelize.define('User' + Math.ceil(Math.random()*10000000), { name: Helpers.Sequelize.STRING })
this.Task = this.sequelize.define('Task' + Math.ceil(Math.random()*10000000), { name: Helpers.Sequelize.STRING })
this.users = null
this.tasks = null
this.User.hasMany(this.Task, {as:'Tasks'})
this.Task.hasMany(this.User, {as:'Users'})
var self = this
, users = []
, tasks = []
for (var i = 0; i < 5; ++i) {
users[users.length] = {name: 'User' + Math.random()}
}
for (var x = 0; x < 5; ++x) {
tasks[tasks.length] = {name: 'Task' + Math.random()}
}
this.sequelize.sync({ force: true }).success(function() {
self.User.bulkCreate(users).success(function() {
self.Task.bulkCreate(tasks).success(done)
})
})
})
describe('addDAO / getDAO', function() {
before(function(done) {
var self = this
self.user = null
self.task = null
self.User.all().success(function(_users) {
self.Task.all().success(function(_tasks) {
self.user = _users[0]
self.task = _tasks[0]
done()
})
})
})
it('should correctly add an association to the dao', function(done) {
var self = this
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks.length).toEqual(0)
self.user.addTask(self.task).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks.length).toEqual(1)
done()
})
})
})
})
})
describe('removeDAO', function() {
before(function(done) {
var self = this
self.user = null
self.tasks = null
self.User.all().success(function(_users) {
self.Task.all().success(function(_tasks) {
self.user = _users[0]
self.tasks = _tasks
done()
})
})
})
it("should correctly remove associated objects", function(done) {
var self = this
self.user.getTasks().on('success', function(__tasks) {
expect(__tasks.length).toEqual(0)
self.user.setTasks(self.tasks).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks.length).toEqual(self.tasks.length)
self.user.removeTask(self.tasks[0]).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks.length).toEqual(self.tasks.length - 1)
done()
})
})
})
})
})
})
})
})
})
}