2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 * ============LICENSE_END=========================================================
27 import com.fasterxml.jackson.databind.JsonNode;
28 import com.fasterxml.jackson.databind.ObjectMapper;
29 import org.junit.Assert;
30 import org.junit.Before;
31 import org.junit.Test;
32 import org.onap.appc.generator.JsonHelper;
35 import java.io.IOException;
36 import java.lang.reflect.Field;
37 import java.lang.reflect.Method;
39 import java.util.regex.Pattern;
41 public class Json2JavaGeneratorTest {
43 private static JsonNode jsonNode = null;
44 private static final String MODEL_PACKAGE = "org.onap.appc.client.lcm.model";
45 private static final String GENERATED_LCM_API_CLASS = "org.onap.appc.client.lcm.api.LifeCycleManagerStateful";
48 public void readIOfiles() throws IOException{
56 public void testGeneratedJavaModel() {
57 Iterator<Map.Entry<String, JsonNode>> definitions = jsonNode.get("definitions").fields();
58 for (; definitions.hasNext(); ) {
59 Map.Entry<String, JsonNode> definitionEntry = definitions.next();
60 String definitionEntryKey = definitionEntry.getKey();
61 String className = MODEL_PACKAGE + "." + definitionEntryKey;
62 Class<?> generatedClass = null;
63 String errMsg = "the " + className + " was supposed to be generated, but not found";
65 generatedClass = Class.forName(className);
66 Assert.assertNotNull(errMsg, generatedClass);
67 } catch (ClassNotFoundException e) {
71 JsonNode properties = definitionEntry.getValue().get("properties");
72 if (generatedClass != null && properties != null && properties.fields() != null) {
73 Field[] declaredFields = generatedClass.getDeclaredFields();
74 Set<String> generatedFieldNames = new HashSet();
75 for(Field field : declaredFields){
76 generatedFieldNames.add(field.getName().toLowerCase());
78 Iterator<Map.Entry<String, JsonNode>> propertiesFields = properties.fields();
79 int totalExpectedFields = 0;
80 for (; propertiesFields.hasNext(); ) {
81 totalExpectedFields++;
82 Map.Entry<String, JsonNode> propertyEntry = propertiesFields.next();
83 String propertyEntryKey = propertyEntry.getKey();
84 String fieldNameFromJson = propertyEntryKey.replaceAll(Pattern.quote("-"),"").toLowerCase();
85 errMsg = "the field " + propertyEntryKey + " for " + className + " was supposed to be generated, but not found";
86 boolean contains = generatedFieldNames.contains(fieldNameFromJson);
87 Assert.assertTrue(errMsg, contains);
89 Assert.assertEquals("number of fields in "+className+" are not as expected!",totalExpectedFields,generatedFieldNames.size());
95 public void testGeneratedJavaAPI() {
96 Map<String/*rpcOperation*/,Set<String> /*bodyInputParams*/> jsonBodyInputParams = new HashMap();
97 Map<String/*rpcOperation*/,Set<String> /*bodyOutputParams*/> jsonBodyOutputParams= new HashMap();
98 JsonHelper.populateRpcInputOutputSchemaRefFromJson(jsonNode,jsonBodyInputParams, jsonBodyOutputParams);
99 Assert.assertFalse(jsonBodyInputParams.isEmpty());
100 Assert.assertFalse(jsonBodyOutputParams.isEmpty());
102 //verify LifecycleManagementStatefulService was generated
103 Class<?> generatedClass = null;
104 String errMsg = "the " + GENERATED_LCM_API_CLASS + " was supposed to be generated, but not found";
106 generatedClass = Class.forName(GENERATED_LCM_API_CLASS);
107 Assert.assertNotNull(errMsg, generatedClass);
108 } catch (ClassNotFoundException e) {
112 //verify LifecycleManagementStatefulService was generated with methods
113 Method[] declaredMethods = generatedClass.getDeclaredMethods();
114 Assert.assertNotNull("no method was generated for "+GENERATED_LCM_API_CLASS,declaredMethods);
116 //verify correctness of input parameters and return type of each method
117 Set<String> generatedNonVoidMethods = new HashSet();
118 Set<String> generatedVoidMethods = new HashSet();
119 for(Method method : declaredMethods){
120 String returnType = method.getReturnType().getName();
121 Class<?>[] parameterTypes = method.getParameterTypes();
122 String methodName = method.getName().toLowerCase();
123 if(returnType.equals("void")){
124 generatedVoidMethods.add(methodName);
126 generatedNonVoidMethods.add(methodName);
127 //verify correctness of return type
128 String returnTypeSuffix = JsonHelper.getStringSuffix(returnType,".");
129 Set<String> jsonOutputParams = jsonBodyOutputParams.get(methodName);
130 Assert.assertNotNull(methodName+ " was not expected to return anything!",jsonOutputParams);
131 boolean contains = jsonOutputParams.contains(returnTypeSuffix);
132 Assert.assertTrue(methodName+ " was not expected to be with "+returnTypeSuffix+" return type!", contains);
134 //verify correctness of method input parameters
135 for (Class<?> parameterType :parameterTypes){
136 String parameterTypeSuffix = JsonHelper.getStringSuffix(parameterType.getName(), ".");
137 if(returnType.equals("void") && parameterTypeSuffix.equals("ResponseHandler")){
140 Set<String> jsonInputParams = jsonBodyInputParams.get(methodName);
141 Assert.assertNotNull(methodName+ " was not expected to be with any input parameter!",jsonInputParams);
142 boolean contains = jsonInputParams.contains(parameterTypeSuffix);
143 Assert.assertTrue(methodName+ " was not expected to be with "+parameterTypeSuffix+" parameter!", contains);
148 //verify total number of generated methods is same as expected
149 Assert.assertEquals("Total number of generated methods are not as expected!!",jsonBodyInputParams.size()*2,declaredMethods.length);
150 //verify all expected methods(void and non void) were generated
151 for(Map.Entry<String, Set<String>> rpcInputParams : jsonBodyInputParams.entrySet()){
152 errMsg = "none void method " + rpcInputParams.getKey() + "(case insensitive) for " + GENERATED_LCM_API_CLASS + " was supposed to be generated, but not found";
153 boolean contains = generatedNonVoidMethods.contains(rpcInputParams.getKey());
154 Assert.assertTrue(errMsg, contains);
156 errMsg = "void method " + rpcInputParams.getKey() + "(case insensitive) for " + GENERATED_LCM_API_CLASS + " was supposed to be generated, but not found";
157 contains = generatedVoidMethods.contains(rpcInputParams.getKey());
158 Assert.assertTrue(errMsg, contains);
164 private static void jsonRead ()throws IOException {
165 String jsonFilePath = System.getProperty("outputFile");
166 File file = new File(jsonFilePath);
167 ObjectMapper mapper = new ObjectMapper();
168 jsonNode = mapper.readTree(file);