seperate.test.js
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'use strict';
/* jshint -W030 */
var chai = require('chai')
, expect = chai.expect
, sinon = require('sinon')
, Support = require(__dirname + '/../support')
, Sequelize = require(__dirname + '/../../../index')
, current = Support.sequelize
, Promise = Sequelize.Promise;
if (current.dialect.supports.groupedLimit) {
describe(Support.getTestDialectTeaser('Include'), function() {
describe('separate', function () {
it('should run a hasMany association in a separate query', function () {
var User = this.sequelize.define('User', {})
, Task = this.sequelize.define('Task', {})
, sqlSpy = sinon.spy();
User.Tasks = User.hasMany(Task, {as: 'tasks'});
return this.sequelize.sync({force: true}).then(function () {
return Promise.join(
User.create({
id: 1,
tasks: [
{},
{},
{}
]
}, {
include: [User.Tasks]
}),
User.create({
id: 2,
tasks: [
{}
]
}, {
include: [User.Tasks]
})
).then(function () {
return User.findAll({
include: [
{association: User.Tasks, separate: true}
],
order: [
['id', 'ASC']
],
logging: sqlSpy
});
}).then(function (users) {
expect(users[0].get('tasks')).to.be.ok;
expect(users[0].get('tasks').length).to.equal(3);
expect(users[1].get('tasks')).to.be.ok;
expect(users[1].get('tasks').length).to.equal(1);
expect(sqlSpy).to.have.been.calledTwice;
});
});
});
it('should not break a nested include with null values', function () {
var User = this.sequelize.define('User', {})
, Team = this.sequelize.define('Team', {})
, Company = this.sequelize.define('Company', {});
User.Team = User.belongsTo(Team);
Team.Company = Team.belongsTo(Company);
return this.sequelize.sync({force: true}).then(function () {
return User.create({});
}).then(function () {
return User.findAll({
include: [
{association: User.Team, include: [Team.Company]}
]
});
});
});
it('should run a hasMany association with limit in a separate query', function () {
var User = this.sequelize.define('User', {})
, Task = this.sequelize.define('Task', {})
, sqlSpy = sinon.spy();
User.Tasks = User.hasMany(Task, {as: 'tasks'});
return this.sequelize.sync({force: true}).then(function () {
return Promise.join(
User.create({
id: 1,
tasks: [
{},
{},
{}
]
}, {
include: [User.Tasks]
}),
User.create({
id: 2,
tasks: [
{},
{},
{},
{}
]
}, {
include: [User.Tasks]
})
).then(function () {
return User.findAll({
include: [
{association: User.Tasks, limit: 2}
],
order: [
['id', 'ASC']
],
logging: sqlSpy
});
}).then(function (users) {
expect(users[0].get('tasks')).to.be.ok;
expect(users[0].get('tasks').length).to.equal(2);
expect(users[1].get('tasks')).to.be.ok;
expect(users[1].get('tasks').length).to.equal(2);
expect(sqlSpy).to.have.been.calledTwice;
});
});
});
it('should run a nested (from a non-separate include) hasMany association in a separate query', function () {
var User = this.sequelize.define('User', {})
, Company = this.sequelize.define('Company')
, Task = this.sequelize.define('Task', {})
, sqlSpy = sinon.spy();
User.Company = User.belongsTo(Company, {as: 'company'});
Company.Tasks = Company.hasMany(Task, {as: 'tasks'});
return this.sequelize.sync({force: true}).then(function () {
return Promise.join(
User.create({
id: 1,
company: {
tasks: [
{},
{},
{}
]
}
}, {
include: [
{association: User.Company, include: [Company.Tasks]}
]
}),
User.create({
id: 2,
company: {
tasks: [
{}
]
}
}, {
include: [
{association: User.Company, include: [Company.Tasks]}
]
})
).then(function () {
return User.findAll({
include: [
{association: User.Company, include: [
{association: Company.Tasks, separate: true}
]}
],
order: [
['id', 'ASC']
],
logging: sqlSpy
});
}).then(function (users) {
expect(users[0].get('company').get('tasks')).to.be.ok;
expect(users[0].get('company').get('tasks').length).to.equal(3);
expect(users[1].get('company').get('tasks')).to.be.ok;
expect(users[1].get('company').get('tasks').length).to.equal(1);
expect(sqlSpy).to.have.been.calledTwice;
});
});
});
it('should run two nested hasMany association in a separate queries', function () {
var User = this.sequelize.define('User', {})
, Project = this.sequelize.define('Project', {})
, Task = this.sequelize.define('Task', {})
, sqlSpy = sinon.spy();
User.Projects = User.hasMany(Project, {as: 'projects'});
Project.Tasks = Project.hasMany(Task, {as: 'tasks'});
return this.sequelize.sync({force: true}).then(function () {
return Promise.join(
User.create({
id: 1,
projects: [
{
id: 1,
tasks: [
{},
{},
{}
]
},
{
id: 2,
tasks: [
{}
]
}
]
}, {
include: [
{association: User.Projects, include: [Project.Tasks]}
]
}),
User.create({
id: 2,
projects: [
{
id: 3,
tasks: [
{},
{}
]
}
]
}, {
include: [
{association: User.Projects, include: [Project.Tasks]}
]
})
).then(function () {
return User.findAll({
include: [
{association: User.Projects, separate: true, include: [
{association: Project.Tasks, separate: true}
]}
],
order: [
['id', 'ASC']
],
logging: sqlSpy
});
}).then(function (users) {
expect(users[0].get('projects')).to.be.ok;
expect(users[0].get('projects')[0].get('tasks')).to.be.ok;
expect(users[0].get('projects')[1].get('tasks')).to.be.ok;
expect(users[0].get('projects').length).to.equal(2);
expect(users[0].get('projects')[0].get('tasks').length).to.equal(3);
expect(users[0].get('projects')[1].get('tasks').length).to.equal(1);
expect(users[1].get('projects')).to.be.ok;
expect(users[1].get('projects')[0].get('tasks')).to.be.ok;
expect(users[1].get('projects').length).to.equal(1);
expect(users[1].get('projects')[0].get('tasks').length).to.equal(2);
expect(sqlSpy).to.have.been.calledThrice;
});
});
});
});
});
}