87 lines
2.4 KiB
JavaScript
87 lines
2.4 KiB
JavaScript
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// Copyright IBM Corp. 2016. 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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var composer = require('../lib/model-key-composer');
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var expect = require('chai').expect;
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var Promise = require('bluebird');
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describe('ModelKeyComposer', function() {
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describe('compose()', function() {
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it('honours the key', function() {
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return Promise.all([
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composer.compose('Car', 'vin'),
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composer.compose('Car', 'name'),
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]).spread(function(key1, key2) {
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expect(key1).to.not.equal(key2);
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});
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});
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it('honours the model name', function() {
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return Promise.all([
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composer.compose('Product', 'name'),
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composer.compose('Category', 'name'),
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]).spread(function(key1, key2) {
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expect(key1).to.not.equal(key2);
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});
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});
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it('encodes values', function() {
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// This test is based on the knowledge that we are using ':' separator
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// when building the composed string
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return Promise.all([
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composer.compose('a', 'b:c'),
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composer.compose('a:b', 'c'),
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]).spread(function(key1, key2) {
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expect(key1).to.not.equal(key2);
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});
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});
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it('supports invocation with a callback', function(done) {
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composer.compose('Car', 'vin', done);
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});
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});
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describe('parse()', function() {
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it('decodes valid value', function() {
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return composer.compose('Car', 'vin')
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.then(function(data) {
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return composer.parse(data);
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})
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.then(function(parsed) {
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expect(parsed).to.eql({
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modelName: 'Car',
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key: 'vin',
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});
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});
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});
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it('handles invalid values', function() {
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return composer.parse('invalid').then(
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function onSuccess() {
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throw new Error('composer.parse() should have failed');
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},
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function onError(err) {
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expect(err).to.have.property('code', 'NO_MODEL_PREFIX');
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});
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});
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it('supports invocation with a callback', function(done) {
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composer.compose('Car', 'vin', function(err, key) {
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if (err) return done(err);
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composer.parse(key, function(err, parsed) {
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if (err) return done(err);
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expect(parsed).to.eql({
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modelName: 'Car',
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key: 'vin',
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});
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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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