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-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/JacksonFieldAdapterFactoryTest.java214
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/JacksonMethodAdapterFactoryTest.java311
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/AdapterTest.java8
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/AnyGetterSerializerTest.java134
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/AnySetterDeserializerTest.java94
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/FieldDeserializerTest.java109
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/FieldSerializerTest.java96
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/LifterTest.java55
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/MethodAdapterTest.java58
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/MethodDeserializerTest.java100
-rw-r--r--gson/src/test/java/org/onap/policy/common/gson/internal/MethodSerializerTest.java88
11 files changed, 1263 insertions, 4 deletions
diff --git a/gson/src/test/java/org/onap/policy/common/gson/JacksonFieldAdapterFactoryTest.java b/gson/src/test/java/org/onap/policy/common/gson/JacksonFieldAdapterFactoryTest.java
new file mode 100644
index 00000000..9d4b4388
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/JacksonFieldAdapterFactoryTest.java
@@ -0,0 +1,214 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.reflect.TypeToken;
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.JacksonFieldAdapterFactory;
+import org.onap.policy.common.gson.annotation.GsonJsonIgnore;
+import org.onap.policy.common.gson.annotation.GsonJsonProperty;
+
+public class JacksonFieldAdapterFactoryTest {
+
+ private static JacksonFieldAdapterFactory factory = new JacksonFieldAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().setExclusionStrategies(new JacksonExclusionStrategy())
+ .registerTypeAdapterFactory(factory).create();
+
+ @Test
+ public void testCreate() {
+ // unhandled types
+ assertNull(factory.create(gson, TypeToken.get(JsonElement.class)));
+ assertNull(factory.create(gson, TypeToken.get(NothingToSerialize.class)));
+
+ assertNotNull(factory.create(gson, TypeToken.get(Data.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(Derived.class)));
+
+ Data data = new Data();
+
+ // deserialize using fields that aren't in the Data object
+ Data data2 = gson.fromJson("{\"abc\":100}", Data.class);
+ assertEquals(data.toString(), data2.toString());
+
+ // now work with valid fields
+ data.id = 10;
+ data.text = "hello";
+
+ String result = gson.toJson(data);
+ data2 = gson.fromJson(result, Data.class);
+ assertEquals(data.toString(), data2.toString());
+
+ // should also work with derived types
+ Derived der = new Derived();
+ der.setId(20);
+ der.text = "world";
+ der.unserialized = "abc";
+
+ result = gson.toJson(der);
+
+ // should not contain the unserialized field
+ assertFalse(result.contains("abc"));
+
+ Derived der2 = gson.fromJson(result, Derived.class);
+ der.unserialized = null;
+ assertEquals(der.toString(), der2.toString());
+ }
+
+ @Test
+ public void testCreate_Lists() {
+ DataList lst = new DataList();
+ lst.theList = new ArrayList<>();
+ lst.theList.add(new Data(200, "text 20"));
+ lst.theList.add(new Data(210, "text 21"));
+
+ String result = gson.toJson(lst);
+ assertEquals("{'theList':[{'my-id':200,'text':'text 20'},{'my-id':210,'text':'text 21'}]}".replace('\'', '"'),
+ result);
+
+ DataList lst2 = gson.fromJson(result, DataList.class);
+ assertEquals(stripIdent(lst.toString()), stripIdent(lst2.toString()));
+ assertEquals(Data.class, lst2.theList.get(0).getClass());
+ }
+
+ @Test
+ public void testCreate_OnlyOutProps() {
+ InFieldIgnored data = new InFieldIgnored();
+ data.value = "out only";
+
+ // field should be serialized
+ String result = gson.toJson(data);
+ assertEquals("{'value':'out only'}".replace('\'', '"'), result);
+
+ // field should NOT be deserialized
+ data = gson.fromJson(result, InFieldIgnored.class);
+ assertNull(data.value);
+ }
+
+ @Test
+ public void testCreate_OnlyInProps() {
+ OutFieldIgnored data = new OutFieldIgnored();
+ data.value = "in only";
+
+ // field should NOT be serialized
+ String result = gson.toJson(data);
+ assertEquals("{}", result);
+
+ // field should NOT be deserialized
+ data = gson.fromJson("{'value':'in only'}".replace('\'', '"'), OutFieldIgnored.class);
+ assertEquals("in only", data.value);
+ }
+
+ /**
+ * Object identifiers may change with each execution, so this method is used to strip
+ * the identifier from the text string so that the strings will still match across
+ * different runs.
+ *
+ * @param text text from which to strip the identifier
+ * @return the text, without the identifier
+ */
+ private String stripIdent(String text) {
+ return text.replaceFirst("@\\w+", "@");
+ }
+
+ private static class Data {
+ @GsonJsonProperty("my-id")
+ private int id;
+
+ public String text;
+
+ public Data() {
+ super();
+ }
+
+ public Data(int id, String text) {
+ this.id = id;
+ this.text = text;
+ }
+
+ public void setId(int id) {
+ this.id = id;
+ }
+
+ @Override
+ public String toString() {
+ return "Data [id=" + id + ", text=" + text + "]";
+ }
+ }
+
+ private static class Derived extends Data {
+ // not serialized
+ private String unserialized;
+
+ @Override
+ public String toString() {
+ return "Derived [unserialized=" + unserialized + ", toString()=" + super.toString() + "]";
+ }
+ }
+
+ private static class DataList {
+ @GsonJsonProperty
+ private List<Data> theList;
+ }
+
+ protected static class NothingToSerialize {
+ // not serialized
+ protected String unserialized;
+ }
+
+ /**
+ * This has a field that should show up in the "output" list, but not in the "input"
+ * list, because the method will override it.
+ */
+ private static class InFieldIgnored {
+ @GsonJsonProperty("value")
+ private String value;
+
+ @GsonJsonIgnore
+ public void setValue(String value) {
+ this.value = value;
+ }
+ }
+
+ /**
+ * This has a field that should show up in the "input" list, but not in the "output"
+ * list, because the method will override it.
+ */
+ private static class OutFieldIgnored {
+ @GsonJsonProperty("value")
+ private String value;
+
+ @GsonJsonIgnore
+ public String getValue() {
+ return value;
+ }
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/JacksonMethodAdapterFactoryTest.java b/gson/src/test/java/org/onap/policy/common/gson/JacksonMethodAdapterFactoryTest.java
new file mode 100644
index 00000000..47cf4b3b
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/JacksonMethodAdapterFactoryTest.java
@@ -0,0 +1,311 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.reflect.TypeToken;
+import java.util.Map;
+import java.util.TreeMap;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.JacksonMethodAdapterFactory;
+import org.onap.policy.common.gson.annotation.GsonJsonAnyGetter;
+import org.onap.policy.common.gson.annotation.GsonJsonAnySetter;
+import org.onap.policy.common.gson.annotation.GsonJsonIgnore;
+import org.onap.policy.common.gson.annotation.GsonJsonProperty;
+
+public class JacksonMethodAdapterFactoryTest {
+
+ private static JacksonMethodAdapterFactory factory = new JacksonMethodAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().setExclusionStrategies(new JacksonExclusionStrategy())
+ .registerTypeAdapterFactory(factory).create();
+
+ @Test
+ public void testCreate() {
+ // unhandled types
+ assertNull(factory.create(gson, TypeToken.get(JsonElement.class)));
+ assertNull(factory.create(gson, TypeToken.get(NothingToSerialize.class)));
+
+ assertNotNull(factory.create(gson, TypeToken.get(Data.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(Derived.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(OnlyGetters.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(OnlySetters.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(OnlyAnyGetter.class)));
+ assertNotNull(factory.create(gson, TypeToken.get(OnlyAnySetter.class)));
+
+ // unhandled type
+
+ Data data = new Data();
+ data.id = 10;
+ data.text = "some text";
+
+ String result = gson.toJson(data);
+ Data data2 = gson.fromJson(result, Data.class);
+ assertEquals(data.toString(), data2.toString());
+
+ Derived der = new Derived();
+ der.setId(20);
+ der.setText("hello");
+ der.text = "world";
+ der.map = new TreeMap<>();
+ der.map.put("mapA", "valA");
+ der.map.put("mapB", "valB");
+
+ result = gson.toJson(der);
+
+ // should not contain the unserialized fields
+ assertFalse(result.contains("hello"));
+ assertFalse(result.contains("world"));
+
+ // null out unserialized fields
+ der.text = null;
+
+ // null out overridden field
+ der.setText(null);
+
+ Derived der2 = gson.fromJson(result, Derived.class);
+
+ assertEquals(der.toString(), der2.toString());
+
+ // override of AnyGetter
+ AnyGetterOverride dblget = new AnyGetterOverride();
+ dblget.setMap(der.map);
+ dblget.overMap = new TreeMap<>();
+ dblget.overMap.put("getA", 100);
+ dblget.overMap.put("getB", 110);
+
+ String result2 = gson.toJson(dblget);
+ dblget.overMap.keySet().forEach(key -> assertTrue("over contains " + key, result2.contains(key)));
+ der.map.keySet().forEach(key -> assertFalse("sub contains " + key, result2.contains(key)));
+
+ // override of AnySetter
+ Map<String, Integer> map = new TreeMap<>();
+ map.put("setA", 200);
+ map.put("setB", 210);
+ AnySetterOverride dblset = gson.fromJson(gson.toJson(map), AnySetterOverride.class);
+ assertEquals(map.toString(), dblset.overMap.toString());
+ assertNull(dblset.getTheMap());
+
+ // non-static nested class - can serialize, but not de-serialize
+ Container cont = new Container(500, "bye bye");
+ result = gson.toJson(cont);
+ assertEquals("{'id':500,'nested':{'value':'bye bye'}}".replace('\'', '"'), result);
+ }
+
+ protected static class Data {
+ private int id;
+ private String text;
+
+ public int getId() {
+ return id;
+ }
+
+ public void setId(int id) {
+ this.id = id;
+ }
+
+ // not public, but property provided
+ @GsonJsonProperty("text")
+ protected String getText() {
+ return text;
+ }
+
+ public void setText(String text) {
+ this.text = text;
+ }
+
+ public void unused(String text) {
+ // do nothing
+ }
+
+ @Override
+ public String toString() {
+ return "Data [id=" + id + ", text=" + text + "]";
+ }
+ }
+
+ protected static class Derived extends Data {
+
+ // overrides private field from Data
+ public String text;
+
+ private Map<String, String> map;
+
+ @GsonJsonAnyGetter
+ public Map<String, String> getTheMap() {
+ return map;
+ }
+
+ @GsonJsonIgnore
+ public void setMap(Map<String, String> map) {
+ this.map = map;
+ }
+
+ @GsonJsonAnySetter
+ public void setMapValue(String key, String value) {
+ if (map == null) {
+ map = new TreeMap<>();
+ }
+
+ map.put(key, value);
+ }
+
+ @Override
+ public String toString() {
+ return "Derived [text=" + text + ", map=" + map + ", toString()=" + super.toString() + "]";
+ }
+ }
+
+ /**
+ * Has {@link GsonJsonAnyGetter} method that overrides the super class' method.
+ */
+ private static class AnyGetterOverride extends Derived {
+ private Map<String, Integer> overMap;
+
+ @GsonJsonAnyGetter
+ private Map<String, Integer> getOverride() {
+ return overMap;
+ }
+ }
+
+ /**
+ * Has {@link GsonJsonAnySetter} method that overrides the super class' method.
+ */
+ private static class AnySetterOverride extends Derived {
+ private Map<String, Integer> overMap;
+
+ @GsonJsonAnySetter
+ private void setOverride(String key, int value) {
+ if (overMap == null) {
+ overMap = new TreeMap<>();
+ }
+
+ overMap.put(key, value);
+ }
+ }
+
+ /**
+ * Has nothing to serialize.
+ */
+ protected static class NothingToSerialize {
+ // not serialized
+ protected String unserialized;
+ }
+
+ /**
+ * Only has getters.
+ */
+ protected static class OnlyGetters {
+ public int getId() {
+ return 1010;
+ }
+ }
+
+ /**
+ * Only has setters.
+ */
+ protected static class OnlySetters {
+ public void setId(int id) {
+ // do nothing
+ }
+ }
+
+ /**
+ * Only has {@link GsonJsonAnyGetter}.
+ */
+ private static class OnlyAnyGetter {
+ @GsonJsonAnyGetter
+ public Map<String, Integer> getOverride() {
+ return null;
+ }
+ }
+
+ /**
+ * Only has {@link GsonJsonAnySetter}.
+ */
+ private static class OnlyAnySetter {
+ @GsonJsonAnySetter
+ public void setOverride(String key, int value) {
+ // do nothing
+ }
+ }
+
+ /**
+ * Used to test serialization of non-static nested classes.
+ */
+ protected static class Container {
+ private int id;
+ private Nested nested;
+
+ public Container() {
+ super();
+ }
+
+ public Container(int id, String value) {
+ this.id = id;
+ this.nested = new Nested(value);
+ }
+
+ public int getId() {
+ return id;
+ }
+
+ public void setId(int id) {
+ this.id = id;
+ }
+
+ public Nested getNested() {
+ return nested;
+ }
+
+ @Override
+ public String toString() {
+ return "Container [id=" + id + ", nested=" + nested + "]";
+ }
+
+
+ protected class Nested {
+ private String value;
+
+ public Nested(String val) {
+ value = val;
+ }
+
+ public String getValue() {
+ return value;
+ }
+
+ @Override
+ public String toString() {
+ return "Nested [value=" + value + "]";
+ }
+ }
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/AdapterTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/AdapterTest.java
index fcb0d9ad..04f37164 100644
--- a/gson/src/test/java/org/onap/policy/common/gson/internal/AdapterTest.java
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/AdapterTest.java
@@ -140,7 +140,7 @@ public class AdapterTest {
Method getter = mget("getMyList");
- Adapter aget = new Adapter(gson, getter, true, getter.getReturnType());
+ Adapter aget = new Adapter(gson, getter, getter.getReturnType());
dataAdapter.reset();
JsonElement tree = aget.toJsonTree(listField);
@@ -148,7 +148,7 @@ public class AdapterTest {
assertEquals(DataAdapterFactory.ENCODED_LIST, tree.toString());
Method setter = AdapterTest.class.getDeclaredMethod("setMyList", List.class);
- Adapter aset = new Adapter(gson, setter, true, setter.getGenericParameterTypes()[0]);
+ Adapter aset = new Adapter(gson, setter, setter.getGenericParameterTypes()[0]);
dataAdapter.reset();
@SuppressWarnings("unchecked")
@@ -168,7 +168,7 @@ public class AdapterTest {
// test getter
- adapter = new Adapter(gson, mget(GET_VALUE_NAME), true, String.class);
+ adapter = new Adapter(gson, mget(GET_VALUE_NAME), String.class);
assertEquals(VALUE_NAME, adapter.getPropName());
assertEquals(MY_NAME + ".getValue", adapter.getFullName());
@@ -177,7 +177,7 @@ public class AdapterTest {
// test setter
- adapter = new Adapter(gson, mset("setValue"), false, String.class);
+ adapter = new Adapter(gson, mset("setValue"), String.class);
assertEquals(VALUE_NAME, adapter.getPropName());
assertEquals(MY_NAME + ".setValue", adapter.getFullName());
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/AnyGetterSerializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/AnyGetterSerializerTest.java
new file mode 100644
index 00000000..75128420
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/AnyGetterSerializerTest.java
@@ -0,0 +1,134 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.AnyGetterSerializer;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+
+public class AnyGetterSerializerTest {
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private Set<String> set;
+ private AnyGetterSerializer ser;
+
+ /**
+ * Set up.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Before
+ public void setUp() throws Exception {
+ set = new HashSet<>(Arrays.asList("id", "value"));
+ ser = new AnyGetterSerializer(gson, set, MapData.class.getDeclaredMethod("getTheMap"));
+ }
+
+ @Test
+ public void testAddToTree_testCopyLiftedItems() throws Exception {
+ JsonObject tree = new JsonObject();
+ tree.addProperty("hello", "world");
+
+ MapData data = new MapData();
+
+ data.map = DataAdapterFactory.makeMap();
+
+ // this should not be copied because it is in the "set"
+ data.map.put("value", Arrays.asList(new Data(1000)));
+
+ dataAdapter.reset();
+ JsonObject tree2 = tree.deepCopy();
+ ser.addToTree(data, tree2);
+
+ assertTrue(dataAdapter.isDataWritten());
+
+ DataAdapterFactory.addToObject(tree);
+
+ assertEquals(tree.toString(), tree2.toString());
+ }
+
+ @Test
+ public void testAddToTree_NullMap() throws Exception {
+ JsonObject tree = new JsonObject();
+ tree.addProperty("hello", "world");
+
+ MapData data = new MapData();
+
+ // leave "map" unset
+
+ JsonObject tree2 = tree.deepCopy();
+ ser.addToTree(data, tree2);
+
+ assertEquals(tree.toString(), tree2.toString());
+ }
+
+ @Test
+ public void testAddToTree_NotAnObject() throws Exception {
+ ser = new AnyGetterSerializer(gson, set, NotAnObject.class.getDeclaredMethod("getNonMap"));
+
+ JsonObject tree = new JsonObject();
+
+ NotAnObject data = new NotAnObject();
+ data.text = "bye bye";
+
+ assertThatThrownBy(() -> ser.addToTree(data, tree)).isInstanceOf(JsonParseException.class)
+ .hasMessage(AnyGetterSerializer.NOT_AN_OBJECT_ERR + NotAnObject.class.getName() + ".getNonMap");
+ }
+
+ public static class MapData {
+ protected int id;
+ protected String value;
+ protected Map<String, List<Data>> map;
+
+ protected Map<String, List<Data>> getTheMap() {
+ return map;
+ }
+ }
+
+ /**
+ * The "lifted" property is not a JsonObject so it should throw an exception.
+ */
+ public static class NotAnObject {
+ protected String text;
+
+ public String getNonMap() {
+ return text;
+ }
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/AnySetterDeserializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/AnySetterDeserializerTest.java
new file mode 100644
index 00000000..b180605e
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/AnySetterDeserializerTest.java
@@ -0,0 +1,94 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonObject;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.AnySetterDeserializer;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+
+public class AnySetterDeserializerTest {
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private Set<String> set;
+ private AnySetterDeserializer deser;
+
+ /**
+ * Set up.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Before
+ public void setUp() throws Exception {
+ set = new HashSet<>(Arrays.asList("id", "value"));
+ deser = new AnySetterDeserializer(gson, set,
+ MapData.class.getDeclaredMethod("setItem", String.class, List.class));
+ }
+
+ @Test
+ public void testAnySetterDeserializer() {
+ JsonObject json = new JsonObject();
+
+ // these should not be copied
+ json.addProperty("id", 10);
+ json.addProperty("value", "the-value");
+
+ // these should be copied
+ DataAdapterFactory.addToObject(json);
+
+ MapData data = new MapData();
+ data.map = new TreeMap<>();
+
+ dataAdapter.reset();
+ deser.getFromTree(json, data);
+
+ assertTrue(dataAdapter.isDataRead());
+ assertNotNull(data.map);
+ assertEquals(DataAdapterFactory.makeMap().toString(), data.map.toString());
+ }
+
+ public static class MapData {
+ protected Map<String, List<Data>> map;
+
+ protected void setItem(String key, List<Data> value) {
+ map.put(key, value);
+ }
+ }
+
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/FieldDeserializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/FieldDeserializerTest.java
new file mode 100644
index 00000000..62bab231
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/FieldDeserializerTest.java
@@ -0,0 +1,109 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonNull;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import java.util.List;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+import org.onap.policy.common.gson.internal.FieldDeserializer;
+
+public class FieldDeserializerTest {
+ private static final String TEXT_FIELD_NAME = "text";
+ private static final String LIST_FIELD_NAME = "listField";
+ private static final String INITIAL_VALUE = "initial value";
+ private static final String NEW_VALUE = "new value";
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private FieldDeserializer deser;
+
+ private String text;
+
+ private List<Data> listField;
+
+ @Test
+ public void testGetFromTree() throws Exception {
+ deser = new FieldDeserializer(gson, FieldDeserializerTest.class.getDeclaredField(TEXT_FIELD_NAME));
+
+ JsonObject json = new JsonObject();
+
+ // no value in tree - text remains unchanged
+ text = INITIAL_VALUE;
+ deser.getFromTree(json, this);
+ assertEquals(text, INITIAL_VALUE);
+
+ // null value in tree - text remains unchanged
+ json.add(TEXT_FIELD_NAME, JsonNull.INSTANCE);
+ deser.getFromTree(json, this);
+ assertEquals(text, INITIAL_VALUE);
+
+ // now assign a value - text should be changed now
+ json.addProperty(TEXT_FIELD_NAME, NEW_VALUE);
+
+ deser.getFromTree(json, this);
+ assertEquals(text, NEW_VALUE);
+
+ /*
+ * check list field
+ */
+ deser = new FieldDeserializer(gson, FieldDeserializerTest.class.getDeclaredField(LIST_FIELD_NAME));
+
+ json.add(LIST_FIELD_NAME, DataAdapterFactory.makeArray());
+
+ dataAdapter.reset();
+ listField = null;
+ deser.getFromTree(json, this);
+
+ assertTrue(dataAdapter.isDataRead());
+ assertEquals(DataAdapterFactory.makeList().toString(), listField.toString());
+ }
+
+ @Test
+ public void testGetFromTree_SetEx() throws Exception {
+ deser = new FieldDeserializer(gson, FieldDeserializerTest.class.getDeclaredField(TEXT_FIELD_NAME)) {
+ @Override
+ public Object fromJsonTree(JsonElement tree) {
+ // return an int, which won't fit in a String - cause an exception
+ return 10;
+ }
+ };
+
+ JsonObject json = new JsonObject();
+ json.addProperty(TEXT_FIELD_NAME, NEW_VALUE);
+
+ assertThatThrownBy(() -> deser.getFromTree(json, this)).isInstanceOf(JsonParseException.class)
+ .hasMessage(FieldDeserializer.SET_ERR + FieldDeserializerTest.class.getName() + ".text");
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/FieldSerializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/FieldSerializerTest.java
new file mode 100644
index 00000000..18167fc0
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/FieldSerializerTest.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import java.util.List;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+import org.onap.policy.common.gson.internal.FieldSerializer;
+
+public class FieldSerializerTest {
+ private static final String TEXT_FIELD_NAME = "text";
+ private static final String LIST_FIELD_NAME = "listField";
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private FieldSerializer ser;
+
+ protected String text;
+
+ private List<Data> listField;
+
+ @Test
+ public void testAddToTree() throws Exception {
+ ser = new FieldSerializer(gson, FieldSerializerTest.class.getDeclaredField(TEXT_FIELD_NAME));
+
+ // serialize null value first
+ text = null;
+
+ JsonObject json = new JsonObject();
+ ser.addToTree(this, json);
+ assertTrue(json.get(TEXT_FIELD_NAME).isJsonNull());
+
+ // serialize an actual value
+ text = "hello";
+ ser.addToTree(this, json);
+ assertEquals("hello", json.get(TEXT_FIELD_NAME).getAsString());
+
+ /*
+ * check list field
+ */
+ listField = DataAdapterFactory.makeList();
+
+ ser = new FieldSerializer(gson, FieldSerializerTest.class.getDeclaredField(LIST_FIELD_NAME));
+
+ dataAdapter.reset();
+ JsonElement tree = ser.toJsonTree(listField);
+ assertTrue(dataAdapter.isDataWritten());
+ assertEquals(DataAdapterFactory.ENCODED_LIST, tree.toString());
+ }
+
+ @Test
+ public void testAddToTree_GetEx() throws Exception {
+ ser = new FieldSerializer(gson, FieldSerializerTest.class.getDeclaredField(TEXT_FIELD_NAME)) {
+ @Override
+ protected Object getFromObject(Object source) throws IllegalAccessException {
+ throw new IllegalAccessException("expected exception");
+ }
+ };
+
+ text = "world";
+
+ assertThatThrownBy(() -> ser.addToTree(this, new JsonObject())).isInstanceOf(JsonParseException.class)
+ .hasMessage(FieldSerializer.GET_ERR + FieldSerializerTest.class.getName() + ".text");
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/LifterTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/LifterTest.java
new file mode 100644
index 00000000..55a3b674
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/LifterTest.java
@@ -0,0 +1,55 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+import org.junit.Test;
+import org.onap.policy.common.gson.internal.Lifter;
+
+public class LifterTest {
+
+ private static Gson gson = new Gson();
+
+ @Test
+ public void testLifter_testShouldLift() throws Exception {
+ Set<String> set = new HashSet<>(Arrays.asList("abc", "def"));
+ Lifter lifter = new Lifter(gson, set, LifterTest.class.getDeclaredMethod("getValue"), String.class);
+
+ // should not lift these
+ assertFalse(lifter.shouldLift("abc"));
+ assertFalse(lifter.shouldLift("def"));
+
+ // should lift anything else
+ assertTrue(lifter.shouldLift("hello"));
+ assertTrue(lifter.shouldLift("world"));
+ }
+
+ public String getValue() {
+ return "";
+ }
+
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/MethodAdapterTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodAdapterTest.java
new file mode 100644
index 00000000..9f39e3ce
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodAdapterTest.java
@@ -0,0 +1,58 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertEquals;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonParseException;
+import org.junit.Test;
+import org.onap.policy.common.gson.internal.MethodAdapter;
+
+public class MethodAdapterTest {
+ private static final Gson gson = new Gson();
+
+ private String saved;
+
+ @Test
+ public void testMethodAdapter_testInvoke() throws Exception {
+ MethodAdapter adapter =
+ new MethodAdapter(gson, MethodAdapterTest.class.getDeclaredMethod("getValue"), String.class);
+ assertEquals("hello", adapter.invoke(this));
+
+ MethodAdapter adapter2 = new MethodAdapter(gson,
+ MethodAdapterTest.class.getDeclaredMethod("setValue", String.class), String.class);
+ adapter2.invoke(this, "world");
+ assertEquals("world", saved);
+
+ assertThatThrownBy(() -> adapter2.invoke(this, 100)).isInstanceOf(JsonParseException.class)
+ .hasMessage(MethodAdapter.INVOKE_ERR + MethodAdapterTest.class.getName() + ".setValue");
+ }
+
+ public String getValue() {
+ return "hello";
+ }
+
+ public void setValue(String val) {
+ saved = val;
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/MethodDeserializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodDeserializerTest.java
new file mode 100644
index 00000000..338644ae
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodDeserializerTest.java
@@ -0,0 +1,100 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonNull;
+import com.google.gson.JsonObject;
+import java.util.List;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+import org.onap.policy.common.gson.internal.MethodDeserializer;
+
+public class MethodDeserializerTest {
+ private static final String PROP_NAME = "text";
+ private static final String METHOD_NAME = "setText";
+ private static final String INITIAL_VALUE = "initial value";
+ private static final String NEW_VALUE = "new value";
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private MethodDeserializer deser;
+
+ private String text;
+
+ private List<Data> listField;
+
+ @Test
+ public void testGetFromTree() throws Exception {
+ deser = new MethodDeserializer(gson, MethodDeserializerTest.class.getDeclaredMethod(METHOD_NAME, String.class));
+
+ // non-existent value - should not overwrite
+ text = INITIAL_VALUE;
+ JsonObject json = new JsonObject();
+ deser.getFromTree(json, this);
+ assertEquals(INITIAL_VALUE, text);
+
+ // null value - should not overwrite
+ text = INITIAL_VALUE;
+ json.add(PROP_NAME, JsonNull.INSTANCE);
+ deser.getFromTree(json, this);
+ assertEquals(INITIAL_VALUE, text);
+
+ // has a value - should store it
+ text = INITIAL_VALUE;
+ json.addProperty(PROP_NAME, NEW_VALUE);
+ deser.getFromTree(json, this);
+ assertEquals(NEW_VALUE, text);
+
+ /*
+ * check list field
+ */
+ deser = new MethodDeserializer(gson, MethodDeserializerTest.class.getDeclaredMethod("setTheList", List.class));
+
+ json = new JsonObject();
+ json.add("theList", DataAdapterFactory.makeArray());
+
+ dataAdapter.reset();
+ listField = null;
+ deser.getFromTree(json, this);
+
+ assertTrue(dataAdapter.isDataRead());
+ assertNotNull(listField);
+ assertEquals(DataAdapterFactory.makeList().toString(), listField.toString());
+ }
+
+ protected void setText(String text) {
+ this.text = text;
+ }
+
+ protected void setTheList(List<Data> lst) {
+ listField = lst;
+ }
+}
diff --git a/gson/src/test/java/org/onap/policy/common/gson/internal/MethodSerializerTest.java b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodSerializerTest.java
new file mode 100644
index 00000000..586bf54d
--- /dev/null
+++ b/gson/src/test/java/org/onap/policy/common/gson/internal/MethodSerializerTest.java
@@ -0,0 +1,88 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.gson.internal;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import java.util.List;
+import org.junit.Test;
+import org.onap.policy.common.gson.JacksonExclusionStrategy;
+import org.onap.policy.common.gson.internal.DataAdapterFactory.Data;
+import org.onap.policy.common.gson.internal.MethodSerializer;
+
+public class MethodSerializerTest {
+ private static final String PROP_NAME = "text";
+ private static final String METHOD_NAME = "getText";
+
+ private static DataAdapterFactory dataAdapter = new DataAdapterFactory();
+
+ private static Gson gson = new GsonBuilder().registerTypeAdapterFactory(dataAdapter)
+ .setExclusionStrategies(new JacksonExclusionStrategy()).create();
+
+ private MethodSerializer ser;
+
+ private String text;
+
+ private List<Data> listField;
+
+ @Test
+ public void testAddToTree() throws Exception {
+ ser = new MethodSerializer(gson, MethodSerializerTest.class.getDeclaredMethod(METHOD_NAME));
+
+ // serialize null value first
+ text = null;
+
+ JsonObject json = new JsonObject();
+ ser.addToTree(this, json);
+ assertTrue(json.get(PROP_NAME).isJsonNull());
+
+ // serialize an actual value
+ text = "hello";
+ ser.addToTree(this, json);
+ assertEquals("hello", json.get(PROP_NAME).getAsString());
+
+ /*
+ * check list field
+ */
+ listField = DataAdapterFactory.makeList();
+
+ ser = new MethodSerializer(gson, MethodSerializerTest.class.getDeclaredMethod("getTheList"));
+
+ dataAdapter.reset();
+ JsonElement tree = ser.toJsonTree(listField);
+
+ assertTrue(dataAdapter.isDataWritten());
+ assertEquals(DataAdapterFactory.ENCODED_LIST, tree.toString());
+ }
+
+ protected String getText() {
+ return text;
+ }
+
+ protected List<Data> getTheList() {
+ return listField;
+ }
+}