errors.test.js
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'use strict';
const chai = require('chai'),
expect = chai.expect,
Support = require('../../support'),
dialect = Support.getTestDialect(),
DataTypes = require('../../../../lib/data-types');
if (dialect !== 'mariadb') return;
describe('[MariaDB Specific] Errors', () => {
const validateError = (promise, errClass, errValues) => {
const wanted = Object.assign({}, errValues);
return expect(promise).to.have.been.rejectedWith(errClass).then(() =>
promise.catch(err => Object.keys(wanted).forEach(
k => expect(err[k]).to.eql(wanted[k]))));
};
describe('ForeignKeyConstraintError', () => {
beforeEach(function() {
this.Task = this.sequelize.define('task', {title: DataTypes.STRING});
this.User = this.sequelize.define('user', {username: DataTypes.STRING});
this.UserTasks = this.sequelize.define('tasksusers',
{userId: DataTypes.INTEGER, taskId: DataTypes.INTEGER});
this.User.belongsToMany(this.Task,
{onDelete: 'RESTRICT', through: 'tasksusers'});
this.Task.belongsToMany(this.User,
{onDelete: 'RESTRICT', through: 'tasksusers'});
this.Task.belongsTo(this.User,
{foreignKey: 'primaryUserId', as: 'primaryUsers'});
});
it('in context of DELETE restriction', function() {
const self = this,
ForeignKeyConstraintError = this.sequelize.ForeignKeyConstraintError;
return this.sequelize.sync({force: true}).bind({}).then(() => {
return Promise.all([
self.User.create({id: 67, username: 'foo'}),
self.Task.create({id: 52, title: 'task'})
]);
}).spread(function(user1, task1) {
this.user1 = user1;
this.task1 = task1;
return user1.setTasks([task1]);
}).then(function() {
return Promise.all([
validateError(this.user1.destroy(), ForeignKeyConstraintError, {
fields: ['userId'],
table: 'users',
value: undefined,
index: 'tasksusers_ibfk_1',
reltype: 'parent'
}),
validateError(this.task1.destroy(), ForeignKeyConstraintError, {
fields: ['taskId'],
table: 'tasks',
value: undefined,
index: 'tasksusers_ibfk_2',
reltype: 'parent'
})
]);
});
});
it('in context of missing relation', function() {
const self = this,
ForeignKeyConstraintError = this.sequelize.ForeignKeyConstraintError;
return this.sequelize.sync({force: true}).then(() =>
validateError(self.Task.create({title: 'task', primaryUserId: 5}),
ForeignKeyConstraintError, {
fields: ['primaryUserId'],
table: 'users',
value: 5,
index: 'tasks_ibfk_1',
reltype: 'child'
}));
});
});
});