associations.test.js
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var chai = require('chai')
, expect = chai.expect
, Support = require(__dirname + '/../support')
, dialect = Support.getTestDialect()
, config = require(__dirname + '/../config/config')
, DataTypes = require(__dirname + "/../../lib/data-types")
chai.Assertion.includeStack = true
if (dialect.match(/^postgres/)) {
describe('[POSTGRES Specific] associations', function() {
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: DataTypes.STRING})
, Table1 = this.sequelize.define('wp_table1', {foo: DataTypes.STRING})
Table1.hasMany(Table2)
Table2.hasMany(Table1)
expect(this.sequelize.daoFactoryManager.getDAO('wp_table1swp_table2s')).to.exist
done()
})
})
describe('when join table name is specified', function() {
beforeEach(function(done){
var Table2 = this.sequelize.define('ms_table1', {foo: DataTypes.STRING})
, Table1 = this.sequelize.define('ms_table2', {foo: DataTypes.STRING})
Table1.hasMany(Table2, {joinTableName: 'table1_to_table2'})
Table2.hasMany(Table1, {joinTableName: 'table1_to_table2'})
done()
})
it("should not use a combined name", function(done) {
expect(this.sequelize.daoFactoryManager.getDAO('ms_table1sms_table2s')).not.to.exist
done()
})
it("should use the specified name", function(done) {
expect(this.sequelize.daoFactoryManager.getDAO('table1_to_table2')).to.exist
done()
})
})
})
describe('HasMany', function() {
beforeEach(function(done) {
//prevent periods from occurring in the table name since they are used to delimit (table.column)
this.User = this.sequelize.define('User' + config.rand(), { name: DataTypes.STRING })
this.Task = this.sequelize.define('Task' + config.rand(), { name: DataTypes.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()}
}
self.sequelize.getQueryInterface().dropAllTables().success(function() {
self.User.sync({ force: true }).success(function() {
self.Task.sync({ force: true }).success(function() {
self.User.bulkCreate(users).success(function() {
self.Task.bulkCreate(tasks).success(function() {
done()
})
})
})
})
})
})
describe('addDAO / getDAO', function() {
beforeEach(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).to.have.length(0)
self.user.addTask(self.task).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks).to.have.length(1)
done()
})
})
})
})
})
describe('removeDAO', function() {
beforeEach(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).to.have.length(0)
self.user.setTasks(self.tasks).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks).to.have.length(self.tasks.length)
self.user.removeTask(self.tasks[0]).on('success', function() {
self.user.getTasks().on('success', function(_tasks) {
expect(_tasks).to.have.length(self.tasks.length - 1)
done()
})
})
})
})
})
})
})
})
})
}