136 lines
3.6 KiB
JavaScript
136 lines
3.6 KiB
JavaScript
// Copyright IBM Corp. 2020. All Rights Reserved.
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// Node module: loopback-connector
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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 expect = require('chai').expect;
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const Connector = require('../lib/connector');
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const testConnector = require('./connectors/test-connector');
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const juggler = require('loopback-datasource-juggler');
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const ds = new juggler.DataSource({
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connector: testConnector,
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debug: true,
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});
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/* eslint-disable one-var */
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let connector;
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let Customer;
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let Order;
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/* eslint-enable one-var */
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describe('Name mapping', function() {
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let connector, builder;
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before(() => {
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connector = ds.connector;
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connector._tables = {};
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connector._models = {};
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Customer = ds.createModel(
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'Customer',
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{
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name: {
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id: true,
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type: String,
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testdb: {
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column: 'FIRSTNAME',
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dataType: 'VARCHAR',
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dataLength: 32,
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},
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},
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middleName: {
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type: Boolean,
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name: 'middle_name',
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postgresql: {
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column: 'MIDDLENAME',
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},
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},
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lastName: {
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type: Boolean,
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testdb: {
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column: 'LASTNAME',
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},
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},
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primaryAddress: {
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type: String,
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name: 'primary_address',
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},
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address: String,
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},
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{testdb: {table: 'CUSTOMER'}},
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);
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// use field in this model to mock NoSQL DB
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Order = ds.createModel(
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'Order',
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{
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id: {
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id: true,
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type: Number,
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testdb: {
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field: 'my_id',
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dataType: 'ObjectId',
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},
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},
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des: {
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type: String,
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testdb: {
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field: 'DESCRIPTION',
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},
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},
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},
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{testdb: {table: 'ORDER'}},
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);
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});
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context('getIdDbName', function() {
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it('should map id column name', function() {
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const idCol = connector.getIdDbName('Customer');
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expect(idCol).to.eql('FIRSTNAME');
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});
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it('alias idColumn should map id column name', function() {
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const idCol = connector.idColumn('Customer');
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expect(idCol).to.eql('FIRSTNAME');
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});
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it('should map id field name', function() {
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const idCol = connector.getIdDbName('Order');
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expect(idCol).to.eql('my_id');
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});
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});
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context('getPropertyDbName', function() {
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it('prefers property name if the database name is not matched', function() {
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const column = connector.getPropertyDbName('Customer', 'middleName');
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expect(column).to.eql('middle_name');
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});
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it('prefers database-specific column name over property name', function() {
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const column = connector.getPropertyDbName('Customer', 'lastName');
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expect(column).to.eql('LASTNAME');
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});
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it('alias column should map the column name', function() {
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const column = connector.column('Customer', 'lastName');
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expect(column).to.eql('LASTNAME');
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});
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it('propertyMapping should map column name from name attribute', function() {
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const column = connector.getPropertyDbName('Customer', 'primaryAddress');
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expect(column).to.eql('primary_address');
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});
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it('connector-preffered configuration (UPPERCASE) is applied if no columm/field name is provided', function() {
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const column = connector.getPropertyDbName('Customer', 'address');
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expect(column).to.eql('ADDRESS');
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});
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it('prefers database-specific field name over property name', function() {
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const column = connector.getPropertyDbName('Order', 'des');
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expect(column).to.eql('DESCRIPTION');
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});
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});
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});
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