242 lines
8.4 KiB
JavaScript
242 lines
8.4 KiB
JavaScript
// Copyright IBM Corp. 2016,2019. All Rights Reserved.
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// Node module: loopback-connector-remote
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// This file is licensed under the MIT License.
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// License text available at https://opensource.org/licenses/MIT
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'use strict';
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const assert = require('assert');
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const helper = require('./helper');
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const loopback = require('loopback');
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const TaskEmitter = require('strong-task-emitter');
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describe('Model tests', function() {
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let User;
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beforeEach(function() {
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const app = helper.createRestAppAndListen();
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const db = helper.createMemoryDataSource(app);
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User = app.registry.createModel({
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name: 'user',
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properties: helper.getUserProperties(),
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options: {forceId: false},
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});
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app.model(User, {dataSource: db});
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});
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describe('Model.validatesPresenceOf(properties...)', function() {
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it('should require a model to include a property to be considered valid',
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function() {
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User.validatesPresenceOf('first', 'last', 'age');
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const joe = new User({first: 'joe'});
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assert(joe.isValid() === false, 'model should not validate');
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assert(joe.errors.last, 'should have a missing last error');
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assert(joe.errors.age, 'should have a missing age error');
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});
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});
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describe('Model.validatesLengthOf(property, options)', function() {
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it('should require a property length to be within a specified range',
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function() {
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User.validatesLengthOf('password', {min: 5, message: {min:
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'Password is too short'}});
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const joe = new User({password: '1234'});
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assert(joe.isValid() === false, 'model should not be valid');
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assert(joe.errors.password, 'should have password error');
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});
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});
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describe('Model.validatesInclusionOf(property, options)', function() {
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it('should require a value for `property` to be in the specified array',
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function() {
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User.validatesInclusionOf('gender', {in: ['male', 'female']});
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const foo = new User({gender: 'bar'});
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assert(foo.isValid() === false, 'model should not be valid');
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assert(foo.errors.gender, 'should have gender error');
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});
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});
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describe('Model.validatesExclusionOf(property, options)', function() {
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it('should require a value for `property` to not exist in the specified ' +
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'array', function() {
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User.validatesExclusionOf('domain', {in: ['www', 'billing', 'admin']});
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const foo = new User({domain: 'www'});
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const bar = new User({domain: 'billing'});
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const bat = new User({domain: 'admin'});
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assert(foo.isValid() === false);
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assert(bar.isValid() === false);
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assert(bat.isValid() === false);
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assert(foo.errors.domain, 'model should have a domain error');
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assert(bat.errors.domain, 'model should have a domain error');
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assert(bat.errors.domain, 'model should have a domain error');
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});
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});
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describe('Model.validatesNumericalityOf(property, options)', function() {
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it('should require a value for `property` to be a specific type of ' +
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'`Number`', function() {
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User.validatesNumericalityOf('age', {int: true});
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const joe = new User({age: 10.2});
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assert(joe.isValid() === false);
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const bob = new User({age: 0});
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assert(bob.isValid() === true);
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assert(joe.errors.age, 'model should have an age error');
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});
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});
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describe('myModel.isValid()', function() {
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it('should validate the model instance', function() {
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User.validatesNumericalityOf('age', {int: true});
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const user = new User({first: 'joe', age: 'flarg'});
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const valid = user.isValid();
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assert(valid === false);
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assert(user.errors.age, 'model should have age error');
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});
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it('should validate the model asynchronously', function(done) {
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User.validatesNumericalityOf('age', {int: true});
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const user = new User({first: 'joe', age: 'flarg'});
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user.isValid(function(valid) {
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assert(valid === false);
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assert(user.errors.age, 'model should have age error');
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done();
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});
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});
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});
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describe('Model.create([data], [callback])', function() {
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it('should create an instance and save to the attached data source',
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function(done) {
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User.create({first: 'Joe', last: 'Bob'}, function(err, user) {
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if (err) return done(err);
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assert(user instanceof User);
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done();
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});
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});
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});
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describe('model.save([options], [callback])', function() {
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it('should save an instance of a Model to the attached data source',
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function(done) {
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const joe = new User({first: 'Joe', last: 'Bob'});
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joe.save(function(err, user) {
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if (err) return done(err);
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assert(user.id);
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assert(!user.errors);
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done();
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});
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});
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});
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describe('model.updateAttributes(data, [callback])', function() {
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it('should save specified attributes to the attached data source',
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function(done) {
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User.create({first: 'joe', age: 100}, function(err, user) {
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if (err) return done(err);
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assert.equal(user.first, 'joe');
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user.updateAttributes({
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first: 'updatedFirst',
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last: 'updatedLast',
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}, function(err, updatedUser) {
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if (err) return done(err);
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assert.equal(updatedUser.first, 'updatedFirst');
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assert.equal(updatedUser.last, 'updatedLast');
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assert.equal(updatedUser.age, 100);
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done();
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});
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});
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});
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});
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describe('Model.upsert(data, callback)', function() {
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it('should update when a record with id=data.id is found, insert otherwise',
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function(done) {
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User.upsert({first: 'joe', id: 7}, function(err, user) {
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if (err) return done(err);
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assert.equal(user.first, 'joe');
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User.upsert({first: 'bob', id: 7}, function(err, updatedUser) {
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if (err) return done(err);
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assert.equal(updatedUser.first, 'bob');
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done();
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});
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});
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});
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});
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describe('model.destroy([callback])', function() {
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it('should remove a model from the attached data source', function(done) {
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User.create({first: 'joe', last: 'bob'}, function(err, user) {
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if (err) return done(err);
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User.findById(user.id, function(err, foundUser) {
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if (err) return done(err);
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assert.equal(user.id, foundUser.id);
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foundUser.destroy(function(err) {
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if (err) return done(err);
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User.findById(user.id, function(err, notFound) {
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if (err) return done(err);
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assert.equal(notFound, null);
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done();
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});
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});
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});
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});
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});
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});
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describe('Model.deleteById(id, [callback])', function() {
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it('should delete a model instance from the attached data source',
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function(done) {
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User.create({first: 'joe', last: 'bob'}, function(err, user) {
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if (err) return done(err);
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User.deleteById(user.id, function(err) {
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if (err) return done(err);
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User.findById(user.id, function(err, notFound) {
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if (err) return done(err);
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assert.equal(notFound, null);
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done();
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});
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});
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});
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});
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});
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describe('Model.findById(id, callback)', function() {
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it('should find an instance by id', function(done) {
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User.create({first: 'michael', last: 'jordan', id: 23}, function(err) {
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if (err) return done(err);
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User.findById(23, function(err, user) {
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if (err) return done(err);
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assert(user, 'user should have been found');
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assert.equal(user.id, 23);
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assert.equal(user.first, 'michael');
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assert.equal(user.last, 'jordan');
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done();
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});
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});
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});
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});
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describe('Model.count([query], callback)', function() {
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it('should return the count of Model instances in data source',
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function(done) {
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const taskEmitter = new TaskEmitter();
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taskEmitter
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.task(User, 'create', {first: 'jill', age: 100})
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.task(User, 'create', {first: 'bob', age: 200})
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.task(User, 'create', {first: 'jan'})
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.task(User, 'create', {first: 'sam'})
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.task(User, 'create', {first: 'suzy'})
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.on('done', function() {
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User.count({age: {gt: 99}}, function(err, count) {
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if (err) return done(err);
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assert.equal(count, 2);
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done();
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});
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});
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});
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});
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});
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