2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2022 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.utils
24 import com.fasterxml.jackson.databind.ObjectMapper
25 import groovy.json.JsonSlurper
26 import org.onap.cps.TestUtils
27 import org.onap.cps.spi.exceptions.DataValidationException
28 import spock.lang.Specification
30 class JsonObjectMapperSpec extends Specification {
32 def spiedObjectMapper = Spy(ObjectMapper)
33 def jsonObjectMapper = new JsonObjectMapper(spiedObjectMapper)
35 def 'Map a structured object to json String.'() {
36 given: 'an object model'
37 def object = spiedObjectMapper.readValue(TestUtils.getResourceFileContent('bookstore.json'), Object)
38 when: 'the object is mapped to string'
39 def content = jsonObjectMapper.asJsonString(object);
40 then: 'the result is a valid json string (can be parsed)'
41 def contentMap = new JsonSlurper().parseText(content)
42 and: 'the parsed content is as expected'
43 assert contentMap.'test:bookstore'.'bookstore-name' == 'Chapters'
46 def 'Map a structurally compatible object to class object of specific class type T.'() {
47 given: 'a map object model'
48 def contentMap = new JsonSlurper().parseText(TestUtils.getResourceFileContent('bookstore.json'))
49 when: 'converted into a Map'
50 def result = jsonObjectMapper.convertToValueType(contentMap, Map);
51 then: 'the result is a mapped into class of type Map'
52 assert result instanceof Map
53 and: 'the map contains the expected key'
54 assert result.containsKey('test:bookstore')
55 assert result.'test:bookstore'.categories[0].name == 'SciFi'
59 def 'Mapping an unstructured json string to class object of specific class type T.'() {
60 given: 'Unstructured json string'
61 def content = '{ "nest": { "birds": "bird"] } }'
62 when: 'mapping json string to given class type'
63 def contentMap = jsonObjectMapper.convertJsonString(content, Map);
64 then: 'an exception is thrown'
65 thrown(DataValidationException)
68 def 'Map an incompatible object to class object of specific class type T.'() {
69 given: 'a map object model'
70 def contentMap = new JsonSlurper().parseText(TestUtils.getResourceFileContent('bookstore.json'))
71 and: 'Object mapper throws an exception'
72 spiedObjectMapper.convertValue(*_) >> { throw new IllegalArgumentException() }
73 when: 'converted into specific class type'
74 jsonObjectMapper.convertToValueType(contentMap, Object);
75 then: 'an exception is thrown'
76 thrown(DataValidationException)
79 def 'Map a unstructured object to json String.'() {
80 given: 'Unstructured object'
81 def object = new Object()
82 when: 'the object is mapped to string'
83 jsonObjectMapper.asJsonString(object);
84 then: 'an exception is thrown'
85 thrown(DataValidationException)