loopback-datasource-juggler/test/exclude-base-props.test.js

41 lines
2.0 KiB
JavaScript

// Copyright IBM Corp. 2017,2018. 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
'use strict';
const should = require('./init.js');
const assert = require('assert');
const jdb = require('../');
const ModelBuilder = jdb.ModelBuilder;
describe('exclude properties ', function() {
it('from base model', function(done) {
const ds = new ModelBuilder();
// create a base model User which has name and password properties. id property gets
// internally created for the User Model
const User = ds.define('User', {name: String, password: String});
let properties = User.definition.properties;
// User should have id, name & password properties
assert(('id' in properties) && ('password' in properties) && ('name' in properties),
'User should have id, name & password properties');
// Create sub model Customer with vip as property. id property gets automatically created here as well.
// Customer will inherit name, password and id from base User model.
// With excludeBaseProperties, 'password' and 'id' gets excluded from base User model
// With idInjection: false - id property of sub Model Customer gets excluded. At the end
// User will have these 2 properties: name (inherited from User model) and vip (from customer Model).
const Customer = User.extend('Customer', {vip: {type: String}},
{idInjection: false, excludeBaseProperties: ['password', 'id']});
// Customer should have these properties: name(from UserModel) & vip
properties = Customer.definition.properties;
assert(('name' in properties) && ('vip' in properties),
'Customer should have name and vip properties');
// id or password properties should not be found in the properties list
assert(!(('id' in properties) || ('password' in properties)),
'Customer should not have id or password properties');
done();
});
});