306 lines
10 KiB
Java
306 lines
10 KiB
Java
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Ziver Koc
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package zutil.test;
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import org.junit.Assert;
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import org.junit.Test;
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import zutil.io.StringOutputStream;
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import zutil.parser.json.JSONObjectInputStream;
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import zutil.parser.json.JSONObjectOutputStream;
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import java.io.IOException;
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import java.io.Serializable;
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import java.io.StringReader;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import static org.junit.Assert.assertEquals;
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public class JSONSerializerTest{
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@Test
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public void testOutputSerializerWithPrimitives() throws InterruptedException, IOException, ClassNotFoundException{
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TestClass sourceObj = new TestClass().init();
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String data = writeObjectToJson(sourceObj);
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data = data.replace("\"", "'");
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assertEquals(
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"{'str': 'abcd', '@class': 'zutil.test.JSONSerializerTest$TestClass', 'obj1': {'@class': 'zutil.test.JSONSerializerTest$TestObj', 'value': 42, '@object_id': 2}, 'obj2': {'@class': 'zutil.test.JSONSerializerTest$TestObj', 'value': 42, '@object_id': 3}, 'decimal': 1.1, '@object_id': 1}",
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data);
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}
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@Test
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public void testInputSerializerWithPrimitives() throws InterruptedException, IOException, ClassNotFoundException{
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TestClass sourceObj = new TestClass().init();
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TestClass targetObj = sendReceiveObject(sourceObj);
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TestClass.assertEquals(sourceObj, targetObj);
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}
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@Test
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public void testOutputSerializerWithClones() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassObjClone sourceObj = new TestClassObjClone().init();
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String data = writeObjectToJson(sourceObj);
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data = data.replace("\"", "'");
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assertEquals(
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"{'@class': 'zutil.test.JSONSerializerTest$TestClassObjClone', 'obj1': {'@class': 'zutil.test.JSONSerializerTest$TestObj', 'value': 42, '@object_id': 2}, 'obj2': {'@object_id': 2}, '@object_id': 1}",
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data);
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}
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@Test
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public void testInputSerializerWithClones() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassObjClone sourceObj = new TestClassObjClone().init();
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TestClassObjClone targetObj = sendReceiveObject(sourceObj);
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assertEquals( sourceObj, targetObj );
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}
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@Test
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public void testOutputSerializerWithArrays() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassArray sourceObj = new TestClassArray().init();
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String data = writeObjectToJson(sourceObj);
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data = data.replace("\"", "'");
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assertEquals(
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"{'@class': 'zutil.test.JSONSerializerTest$TestClassArray', 'array': [1, 2, 3, 4], '@object_id': 1}",
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data);
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}
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@Test
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public void testInputSerializerWithArrays() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassArray sourceObj = new TestClassArray().init();
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TestClassArray targetObj = sendReceiveObject(sourceObj);
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assertEquals( sourceObj, targetObj );
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}
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@Test
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public void testInputSerializerWithStringArrays() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassStringArray sourceObj = new TestClassStringArray().init();
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TestClassStringArray targetObj = sendReceiveObject(sourceObj);
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assertEquals( sourceObj, targetObj );
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}
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@Test
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public void testSerializerWithNullFields() throws InterruptedException, IOException, ClassNotFoundException{
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TestClass sourceObj = new TestClass();
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String data = writeObjectToJson(sourceObj, false);
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data = data.replace("\"", "'");
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assertEquals(
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"{'decimal': 0.0}",
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data);
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TestClass targetObj = sendReceiveObject(sourceObj);
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TestClass.assertEquals(sourceObj, targetObj);
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}
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@Test
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public void testSerializerWithMapField() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassMap sourceObj = new TestClassMap().init();
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String data = writeObjectToJson(sourceObj, false);
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data = data.replace("\"", "'");
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assertEquals(
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"{'map': {'key2': 'value2', 'key1': 'value1'}}",
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data);
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TestClassMap targetObj = sendReceiveObject(sourceObj);
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TestClassMap.assertEquals(sourceObj, targetObj);
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}
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@Test
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public void testSerializerWithListField() throws InterruptedException, IOException, ClassNotFoundException{
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TestClassList sourceObj = new TestClassList().init();
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String data = writeObjectToJson(sourceObj, false);
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data = data.replace("\"", "'");
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assertEquals(
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"{'list': ['value1', 'value2']}",
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data);
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TestClassList targetObj = sendReceiveObject(sourceObj);
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TestClassList.assertEquals(sourceObj, targetObj);
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}
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/******************* Utility Functions ************************************/
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public static <T> T sendReceiveObject(T sourceObj) throws IOException{
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return readObjectFromJson(
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writeObjectToJson(sourceObj));
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}
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@SuppressWarnings("unchecked")
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public static <T> T readObjectFromJson(String json) throws IOException{
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StringReader bin = new StringReader(json);
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JSONObjectInputStream in = new JSONObjectInputStream(bin);
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T targetObj = (T) in.readObject();
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in.close();
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return targetObj;
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}
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public static <T> String writeObjectToJson(T sourceObj) throws IOException{
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return writeObjectToJson(sourceObj, true);
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}
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public static <T> String writeObjectToJson(T sourceObj, boolean metadata) throws IOException{
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StringOutputStream bout = new StringOutputStream();
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JSONObjectOutputStream out = new JSONObjectOutputStream(bout);
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out.enableMetaData(metadata);
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out.writeObject(sourceObj);
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out.flush();
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out.close();
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String data = bout.toString();
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System.out.println(data);
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return data;
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}
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/******************** Test Classes ************************************/
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public static class TestClass implements Serializable{
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private static final long serialVersionUID = 1L;
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String str;
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double decimal;
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TestObj obj1;
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TestObj obj2;
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public TestClass init(){
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this.str = "abcd";
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this.decimal = 1.1;
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this.obj1 = new TestObj().init();
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this.obj2 = new TestObj().init();
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return this;
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}
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public static void assertEquals(TestClass obj1, TestClass obj2){
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Assert.assertEquals(obj1.str, obj2.str);
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Assert.assertEquals(obj1.decimal, obj2.decimal, 0.001);
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Assert.assertEquals(obj1.obj1, obj2.obj1);
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Assert.assertEquals(obj1.obj2, obj2.obj2);
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}
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}
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public static class TestClassObjClone{
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TestObj obj1;
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TestObj obj2;
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public TestClassObjClone init(){
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this.obj1 = this.obj2 = new TestObj().init();
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return this;
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}
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public boolean equals(Object obj){
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return obj instanceof TestClassObjClone &&
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this.obj1.equals(((TestClassObjClone)obj).obj1) &&
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this.obj1 == this.obj2 &&
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((TestClassObjClone)obj).obj1 == ((TestClassObjClone)obj).obj2;
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}
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}
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public static class TestObj implements Serializable{
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private static final long serialVersionUID = 1L;
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int value;
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public TestObj init(){
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this.value = 42;
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return this;
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}
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public boolean equals(Object obj){
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return obj instanceof TestObj &&
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this.value == ((TestObj)obj).value;
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}
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}
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public static class TestClassArray{
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private int[] array;
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public TestClassArray init(){
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array = new int[]{1,2,3,4};
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return this;
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}
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public boolean equals(Object obj){
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return obj instanceof TestClassArray &&
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Arrays.equals(this.array ,((TestClassArray)obj).array);
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}
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}
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public static class TestClassStringArray{
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private String[] array;
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public TestClassStringArray init(){
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array = new String[]{"test","string","array"};
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return this;
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}
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public boolean equals(Object obj){
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return obj instanceof TestClassStringArray &&
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Arrays.equals(this.array ,((TestClassStringArray)obj).array);
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}
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}
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public static class TestClassMap{
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private HashMap<String,String> map;
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public TestClassMap init(){
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map = new HashMap<>();
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map.put("key1", "value1");
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map.put("key2", "value2");
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return this;
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}
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public static void assertEquals(TestClassMap obj1, TestClassMap obj2){
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Assert.assertEquals(obj1.map, obj2.map);
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}
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}
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public static class TestClassList{
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private ArrayList<String> list;
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public TestClassList init(){
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list = new ArrayList<>();
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list.add("value1");
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list.add("value2");
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return this;
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}
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public static void assertEquals(TestClassList obj1, TestClassList obj2){
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Assert.assertEquals(obj1.list, obj2.list);
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}
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}
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}
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