self.test.js
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/* jshint camelcase: false, expr: true */
var chai = require('chai')
, expect = chai.expect
, Support = require(__dirname + '/../support')
, DataTypes = require(__dirname + "/../../lib/data-types")
, _ = require('lodash')
chai.config.includeStack = true
describe(Support.getTestDialectTeaser("Self"), function() {
it('supports freezeTableName', function (done) {
var Group = this.sequelize.define('Group', {
}, {
tableName: 'user_group',
timestamps: false,
underscored: true,
freezeTableName: true
});
Group.belongsTo(Group, { as: 'Parent', foreignKey: 'parent_id' });
Group.sync({force: true}).done(function (err) {
expect(err).not.to.be.ok
Group.findAll({
include: [{
model: Group,
as: 'Parent'
}]
}).done(function (err) {
expect(err).not.to.be.ok
done()
})
})
})
it('can handle 1:m associations', function (done) {
var Person = this.sequelize.define('Person', { name: DataTypes.STRING });
Person.hasMany(Person, { as: 'Children', foreignKey: 'parent_id'});
expect(Person.rawAttributes.parent_id).to.be.ok
this.sequelize.sync({force: true}).done(function () {
Person.create({ name: 'Mary' }).complete(function(err, mary) {
expect(err).to.not.be.ok
Person.create({ name: 'John' }).complete(function(err, john) {
expect(err).to.not.be.ok
Person.create({ name: 'Chris' }).complete(function(err, chris) {
expect(err).to.not.be.ok
mary.setChildren([john, chris]).done(function (err) {
expect(err).not.to.be.ok
done();
});
});
});
});
});
});
it('can handle n:m associations', function() {
var self = this
var Person = this.sequelize.define('Person', { name: DataTypes.STRING })
Person.hasMany(Person, { as: 'Parents', through: 'Family' })
Person.hasMany(Person, { as: 'Childs', through: 'Family' })
var foreignIdentifiers = _.map(_.values(Person.associations), 'foreignIdentifier')
var rawAttributes = _.keys(this.sequelize.models.Family.rawAttributes)
expect(foreignIdentifiers.length).to.equal(2)
expect(rawAttributes.length).to.equal(4)
expect(foreignIdentifiers).to.have.members([ 'PersonId', 'ChildId' ])
expect(rawAttributes).to.have.members([ 'createdAt', 'updatedAt', 'PersonId', 'ChildId' ])
return this.sequelize.sync({ force: true }).then(function() {
return self.sequelize.Promise.all([
Person.create({ name: 'Mary' }),
Person.create({ name: 'John' }),
Person.create({ name: 'Chris' })
]).spread(function (mary, john, chris) {
return mary.setParents([john]).then(function() {
return chris.addParent(john)
}).then(function() {
return john.getChilds()
}).then(function(children) {
expect(_.map(children, 'id')).to.have.members([mary.id, chris.id])
})
})
})
})
it('can handle n:m associations with pre-defined through table', function(done) {
var Person = this.sequelize.define('Person', { name: DataTypes.STRING });
var Family = this.sequelize.define('Family', {
preexisting_child: {
type: DataTypes.INTEGER,
primaryKey: true
},
preexisting_parent: {
type: DataTypes.INTEGER,
primaryKey: true
}
}, { timestamps: false });
Person.hasMany(Person, { as: 'Parents', through: Family, foreignKey: 'preexisting_child' });
Person.hasMany(Person, { as: 'Children', through: Family, foreignKey: 'preexisting_parent' });
var foreignIdentifiers = _.map(_.values(Person.associations), 'foreignIdentifier')
var rawAttributes = _.keys(Family.rawAttributes)
expect(foreignIdentifiers.length).to.equal(2)
expect(rawAttributes.length).to.equal(2)
expect(foreignIdentifiers).to.have.members([ 'preexisting_parent', 'preexisting_child' ]);
expect(rawAttributes).to.have.members([ 'preexisting_parent', 'preexisting_child' ]);
this.sequelize.sync({ force: true }).complete(function() {
Person.create({ name: 'Mary' }).complete(function(err, mary) {
expect(err).to.not.be.ok
Person.create({ name: 'John' }).complete(function(err, john) {
expect(err).to.not.be.ok
Person.create({ name: 'Chris' }).complete(function(err, chris) {
expect(err).to.not.be.ok
mary.setParents([john]).done(function (err) {
expect(err).to.not.be.ok
mary.addParent(chris).on('sql', function(sql) {
if (sql.match(/INSERT/)) {
expect(sql).to.have.string('preexisting_child');
expect(sql).to.have.string('preexisting_parent');
}
}).complete(function(err) {
expect(err).to.not.be.ok
john.getChildren().on('sql', function(sql) {
var whereClause = sql.split('WHERE')[1]; // look only in the whereClause
expect(whereClause).to.have.string('preexisting_child');
expect(whereClause).to.have.string('preexisting_parent');
}).complete(function(err, children) {
expect(_.map(children, 'id')).to.have.members([mary.id]);
done()
})
})
}).on('sql', function(sql) {
if (sql.match(/INSERT/)) {
expect(sql).to.have.string('preexisting_child');
expect(sql).to.have.string('preexisting_parent');
}
});
})
})
})
})
})
})