loopback-datasource-juggler/test/crud-with-options.test.js

574 lines
16 KiB
JavaScript

// Copyright IBM Corp. 2015,2016. All Rights Reserved.
// Node module: loopback-datasource-juggler
// This file is licensed under the MIT License.
// License text available at https://opensource.org/licenses/MIT
// This test written in mocha+should.js
var should = require('./init.js');
var async = require('async');
var db, User, options, filter;
describe('crud-with-options', function () {
before(function (done) {
db = getSchema();
User = db.define('User', {
seq: {type: Number, index: true},
name: {type: String, index: true, sort: true},
email: {type: String, index: true},
birthday: {type: Date, index: true},
role: {type: String, index: true},
order: {type: Number, index: true, sort: true},
vip: {type: Boolean}
});
options = {};
filter = {fields: ['name', 'id']};
db.automigrate(['User'], done);
});
describe('findById', function () {
before(function (done) {
User.destroyAll(done);
});
it('should allow findById(id, options, cb)', function (done) {
User.findById(1, options, function (err, u) {
should.not.exist(u);
should.not.exist(err);
done();
});
});
it('should allow findById(id, filter, cb)', function (done) {
User.findById(1, filter, function (err, u) {
should.not.exist(u);
should.not.exist(err);
done();
});
});
it('should allow findById(id)', function () {
User.findById(1);
});
it('should allow findById(id, filter)', function () {
User.findById(1, filter);
});
it('should allow findById(id, options)', function () {
User.findById(1, options);
});
it('should allow findById(id, filter, options)', function () {
User.findById(1, filter, options);
});
it('should throw when invalid filter are provided for findById',
function(done) {
(function() {
User.findById(1, '123', function(err, u) {
});
}).should.throw('The filter argument must be an object');
done();
});
it('should throw when invalid options are provided for findById',
function(done) {
(function() {
User.findById(1, filter, '123', function(err, u) {
});
}).should.throw('The options argument must be an object');
done();
});
it('should report an invalid id via callback for findById',
function(done) {
User.findById(undefined, {}, function(err, u) {
err.should.be.eql(
new Error('Model::findById requires the id argument'));
done();
});
});
it('should allow findById(id, filter, cb) for a matching id',
function(done) {
User.create({name: 'x', email: 'x@y.com'}, function(err, u) {
should.not.exist(err);
should.exist(u.id);
User.findById(u.id, filter, function(err, u) {
should.exist(u);
should.not.exist(err);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'x');
u.should.have.property('email', undefined);
done();
});
});
});
it('should allow findById(id, options, cb) for a matching id',
function(done) {
User.create({name: 'y', email: 'y@y.com'}, function(err, u) {
should.not.exist(err);
should.exist(u.id);
User.findById(u.id, options, function(err, u) {
should.exist(u);
should.not.exist(err);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'y');
u.should.have.property('email', 'y@y.com');
done();
});
});
});
it('should allow findById(id, filter, options, cb) for a matching id',
function(done) {
User.create({name: 'z', email: 'z@y.com'}, function(err, u) {
should.not.exist(err);
should.exist(u.id);
User.findById(u.id, filter, options, function(err, u) {
should.exist(u);
should.not.exist(err);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'z');
u.should.have.property('email', undefined);
done();
});
});
});
it('should allow promise-style findById',
function(done) {
User.create({name: 'w', email: 'w@y.com'}).then(function(u) {
should.exist(u.id);
return User.findById(u.id).then(function(u) {
should.exist(u);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'w');
u.should.have.property('email', 'w@y.com');
return u;
});
}).then(function(u) {
should.exist(u);
should.exist(u.id);
return User.findById(u.id, filter).then(function(u) {
should.exist(u);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'w');
u.should.have.property('email', undefined);
return u;
});
}).then(function(u) {
should.exist(u);
should.exist(u.id);
return User.findById(u.id, options).then(function(u) {
should.exist(u);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'w');
u.should.have.property('email', 'w@y.com');
return u;
});
}).then(function(u) {
should.exist(u);
should.exist(u.id);
return User.findById(u.id, filter, options).then(function(u) {
should.exist(u);
u.should.be.an.instanceOf(User);
u.should.have.property('name', 'w');
u.should.have.property('email', undefined);
done();
});
}).catch(function(err) {
done(err);
});
});
});
describe('findByIds', function () {
before(function(done) {
var people = [
{ id: 1, name: 'a', vip: true },
{ id: 2, name: 'b' },
{ id: 3, name: 'c' },
{ id: 4, name: 'd', vip: true },
{ id: 5, name: 'e' },
{ id: 6, name: 'f' }
];
// Use automigrate so that serial keys are 1-6
db.automigrate(['User'], function(err) {
User.create(people, options, function(err, users) {
done();
});
});
});
it('should allow findByIds(ids, cb)', function (done) {
User.findByIds([3, 2, 1], function (err, users) {
should.exist(users);
should.not.exist(err);
var names = users.map(function(u) { return u.name; });
names.should.eql(['c', 'b', 'a']);
done();
});
});
it('should allow findByIds(ids, filter, options, cb)',
function(done) {
User.findByIds([4, 3, 2, 1],
{ where: { vip: true } }, options, function(err, users) {
should.exist(users);
should.not.exist(err);
var names = users.map(function(u) {
return u.name;
});
names.should.eql(['d', 'a']);
done();
});
});
});
describe('find', function () {
before(seed);
it('should allow find(cb)', function(done) {
User.find(function(err, users) {
should.exists(users);
should.not.exists(err);
users.should.have.lengthOf(6);
done();
});
});
it('should allow find(filter, cb)', function(done) {
User.find({limit: 3}, function(err, users) {
should.exists(users);
should.not.exists(err);
users.should.have.lengthOf(3);
done();
});
});
it('should allow find(filter, options, cb)', function(done) {
User.find({}, options, function(err, users) {
should.exists(users);
should.not.exists(err);
users.should.have.lengthOf(6);
done();
});
});
it('should allow find(filter, options)', function() {
User.find({limit: 3}, options);
});
it('should allow find(filter)', function() {
User.find({limit: 3});
});
it('should skip trailing undefined args', function(done) {
User.find({limit: 3}, function(err, users) {
should.exists(users);
should.not.exists(err);
users.should.have.lengthOf(3);
done();
}, undefined, undefined);
});
it('should throw on an invalid query arg', function() {
(function() {
User.find('invalid query', function(err, users) {
// noop
});
}).should.throw('The query argument must be an object');
});
it('should throw on an invalid options arg', function() {
(function() {
User.find({limit: 3}, 'invalid option', function(err, users) {
// noop
});
}).should.throw('The options argument must be an object');
});
it('should throw on an invalid cb arg', function() {
(function() {
User.find({limit: 3}, {}, 'invalid cb');
}).should.throw('The cb argument must be a function');
});
});
describe('count', function () {
before(seed);
it('should allow count(cb)', function (done) {
User.count(function (err, n) {
should.not.exist(err);
should.exist(n);
n.should.equal(6);
done();
});
});
it('should allow count(where, cb)', function (done) {
User.count({role: 'lead'}, function (err, n) {
should.not.exist(err);
should.exist(n);
n.should.equal(2);
done();
});
});
it('should allow count(where, options, cb)', function (done) {
User.count({role: 'lead'}, options, function (err, n) {
should.not.exist(err);
should.exist(n);
n.should.equal(2);
done();
});
});
});
describe('findOne', function () {
before(seed);
it('should allow findOne(cb)', function (done) {
User.find({order: 'id'}, function (err, users) {
User.findOne(function (e, u) {
should.not.exist(e);
should.exist(u);
u.id.toString().should.equal(users[0].id.toString());
done();
});
});
});
it('should allow findOne(filter, options, cb)', function (done) {
User.findOne({order: 'order'}, options, function (e, u) {
should.not.exist(e);
should.exist(u);
u.order.should.equal(1);
u.name.should.equal('Paul McCartney');
done();
});
});
it('should allow findOne(filter, cb)', function (done) {
User.findOne({order: 'order'}, function (e, u) {
should.not.exist(e);
should.exist(u);
u.order.should.equal(1);
u.name.should.equal('Paul McCartney');
done();
});
});
it('should allow trailing undefined args', function (done) {
User.findOne({order: 'order'}, function (e, u) {
should.not.exist(e);
should.exist(u);
u.order.should.equal(1);
u.name.should.equal('Paul McCartney');
done();
}, undefined);
});
});
describe('exists', function () {
before(seed);
it('should allow exists(id, cb)', function (done) {
User.findOne(function (e, u) {
User.exists(u.id, function (err, exists) {
should.not.exist(err);
should.exist(exists);
exists.should.be.ok;
done();
});
});
});
it('should allow exists(id, options, cb)', function (done) {
User.destroyAll(function () {
User.exists(42, options, function (err, exists) {
should.not.exist(err);
exists.should.not.be.ok;
done();
});
});
});
});
describe('save', function () {
it('should allow save(options, cb)', function (done) {
var options = { foo: 'bar' };
var opts;
User.observe('after save', function(ctx, next) {
opts = ctx.options;
next();
});
var u = new User();
u.save(options, function(err) {
should.not.exist(err);
options.should.equal(opts);
done();
});
});
});
describe('destroyAll with options', function () {
beforeEach(seed);
it('should allow destroyAll(where, options, cb)', function (done) {
User.destroyAll({name: 'John Lennon'}, options, function (err) {
should.not.exist(err);
User.find({where: {name: 'John Lennon'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'Paul McCartney'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(1);
done();
});
});
});
});
it('should allow destroyAll(where, cb)', function (done) {
User.destroyAll({name: 'John Lennon'}, function (err) {
should.not.exist(err);
User.find({where: {name: 'John Lennon'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'Paul McCartney'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(1);
done();
});
});
});
});
it('should allow destroyAll(cb)', function (done) {
User.destroyAll(function (err) {
should.not.exist(err);
User.find({where: {name: 'John Lennon'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'Paul McCartney'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
done();
});
});
});
});
});
describe('updateAll ', function () {
beforeEach(seed);
it('should allow updateAll(where, data, cb)', function (done) {
User.update({name: 'John Lennon'}, {name: 'John Smith'}, function (err) {
should.not.exist(err);
User.find({where: {name: 'John Lennon'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'John Smith'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(1);
done();
});
});
});
});
it('should allow updateAll(where, data, options, cb)', function(done) {
User.update({name: 'John Lennon'}, {name: 'John Smith'}, options,
function(err) {
should.not.exist(err);
User.find({where: {name: 'John Lennon'}}, function(err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'John Smith'}}, function(err, data) {
should.not.exist(err);
data.length.should.equal(1);
done();
});
});
});
});
it('should allow updateAll(data, cb)', function (done) {
User.update({name: 'John Smith'}, function () {
User.find({where: {name: 'John Lennon'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(0);
User.find({where: {name: 'John Smith'}}, function (err, data) {
should.not.exist(err);
data.length.should.equal(6);
done();
});
});
});
});
});
});
function seed(done) {
var beatles = [
{
seq: 0,
name: 'John Lennon',
email: 'john@b3atl3s.co.uk',
role: 'lead',
birthday: new Date('1980-12-08'),
order: 2,
vip: true
},
{
seq: 1,
name: 'Paul McCartney',
email: 'paul@b3atl3s.co.uk',
role: 'lead',
birthday: new Date('1942-06-18'),
order: 1,
vip: true
},
{seq: 2, name: 'George Harrison', order: 5, vip: false},
{seq: 3, name: 'Ringo Starr', order: 6, vip: false},
{seq: 4, name: 'Pete Best', order: 4},
{seq: 5, name: 'Stuart Sutcliffe', order: 3, vip: true}
];
async.series([
User.destroyAll.bind(User),
function(cb) {
async.each(beatles, User.create.bind(User), cb);
}
], done);
}