count.test.js
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'use strict';
const chai = require('chai'),
expect = chai.expect,
Support = require('../support'),
DataTypes = require('../../../lib/data-types');
describe(Support.getTestDialectTeaser('Model'), () => {
describe('count', () => {
beforeEach(function() {
this.User = this.sequelize.define('User', {
username: DataTypes.STRING,
age: DataTypes.INTEGER
});
this.Project = this.sequelize.define('Project', {
name: DataTypes.STRING
});
this.User.hasMany(this.Project);
this.Project.belongsTo(this.User);
return this.sequelize.sync({ force: true });
});
it('should count rows', function() {
return this.User.bulkCreate([
{ username: 'foo' },
{ username: 'bar' }
]).then(() => {
return expect(this.User.count()).to.eventually.equal(2);
});
});
it('should support include', function() {
return this.User.bulkCreate([
{ username: 'foo' },
{ username: 'bar' }
]).then(() => this.User.findOne())
.then(user => user.createProject({ name: 'project1' }))
.then(() => {
return expect(this.User.count({
include: [{
model: this.Project,
where: { name: 'project1' }
}]
})).to.eventually.equal(1);
});
});
it('should count groups correctly and return attributes', function() {
return this.User.bulkCreate([
{ username: 'foo' },
{ username: 'bar' },
{
username: 'valak',
createdAt: new Date().setFullYear(2015)
}
]).then(() => this.User.count({
attributes: ['createdAt'],
group: ['createdAt']
})).then(users => {
expect(users.length).to.be.eql(2);
expect(users[0].createdAt).to.exist;
expect(users[1].createdAt).to.exist;
});
});
it('should not return NaN', function() {
return this.User.bulkCreate([
{ username: 'valak', age: 10 },
{ username: 'conjuring', age: 20 },
{ username: 'scary', age: 10 }
]).then(() => this.User.count({
where: { age: 10 },
group: ['age'],
order: ['age']
})).then(result => {
// TODO: `parseInt` should not be needed, see #10533
expect(parseInt(result[0].count, 10)).to.be.eql(2);
return this.User.count({
where: { username: 'fire' }
});
}).then(count => {
expect(count).to.be.eql(0);
return this.User.count({
where: { username: 'fire' },
group: 'age'
});
}).then(count => {
expect(count).to.be.eql([]);
});
});
it('should be able to specify column for COUNT()', function() {
return this.User.bulkCreate([
{ username: 'ember', age: 10 },
{ username: 'angular', age: 20 },
{ username: 'mithril', age: 10 }
]).then(() => this.User.count({ col: 'username' }))
.then(count => {
expect(count).to.be.eql(3);
return this.User.count({
col: 'age',
distinct: true
});
})
.then(count => {
expect(count).to.be.eql(2);
});
});
it('should be able to specify NO column for COUNT() with DISTINCT', function() {
return this.User.bulkCreate([
{ username: 'ember', age: 10 },
{ username: 'angular', age: 20 },
{ username: 'mithril', age: 10 }
]).then(() => {
return this.User.count({
distinct: true
});
})
.then(count => {
expect(count).to.be.eql(3);
});
});
it('should be able to use where clause on included models', function() {
const countOptions = {
col: 'username',
include: [this.Project],
where: {
'$Projects.name$': 'project1'
}
};
return this.User.bulkCreate([
{ username: 'foo' },
{ username: 'bar' }
]).then(() => this.User.findOne())
.then(user => user.createProject({ name: 'project1' }))
.then(() => {
return this.User.count(countOptions).then(count => {
expect(count).to.be.eql(1);
countOptions.where['$Projects.name$'] = 'project2';
return this.User.count(countOptions);
});
})
.then(count => {
expect(count).to.be.eql(0);
});
});
it('should be able to specify column for COUNT() with includes', function() {
return this.User.bulkCreate([
{ username: 'ember', age: 10 },
{ username: 'angular', age: 20 },
{ username: 'mithril', age: 10 }
]).then(() => this.User.count({
col: 'username',
distinct: true,
include: [this.Project]
})).then(count => {
expect(count).to.be.eql(3);
return this.User.count({
col: 'age',
distinct: true,
include: [this.Project]
});
}).then(count => {
expect(count).to.be.eql(2);
});
});
it('should work correctly with include and whichever raw option', function() {
const Post = this.sequelize.define('Post', {});
this.User.hasMany(Post);
return Post.sync({ force: true })
.then(() => Promise.all([this.User.create({}), Post.create({})]))
.then(([user, post]) => user.addPost(post))
.then(() => Promise.all([
this.User.count(),
this.User.count({ raw: undefined }),
this.User.count({ raw: false }),
this.User.count({ raw: true }),
this.User.count({ include: Post }),
this.User.count({ include: Post, raw: undefined }),
this.User.count({ include: Post, raw: false }),
this.User.count({ include: Post, raw: true })
]))
.then(counts => {
expect(counts).to.deep.equal([1, 1, 1, 1, 1, 1, 1, 1]);
});
});
});
});