/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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.
*/
package org.apache.pivot.json.test;
import static org.junit.Assert.*;
import java.io.IOException;
import java.io.StringReader;
import org.apache.pivot.collections.ArrayList;
import org.apache.pivot.collections.HashMap;
import org.apache.pivot.collections.List;
import org.apache.pivot.collections.Map;
import org.apache.pivot.json.JSON;
import org.apache.pivot.json.JSONSerializer;
import org.apache.pivot.serialization.SerializationException;
import org.apache.pivot.util.TypeLiteral;
import org.junit.Test;
public class BindTest {
/**
* Tests returning an untyped list.
*
* @throws IOException
* @throws SerializationException
*/
@Test
public void testUntypedList() throws IOException, SerializationException {
JSONSerializer listSerializer = new JSONSerializer(ArrayList.class);
List<?> list = (List<?>)listSerializer.readObject(new StringReader("[1, 2, 3, 4, 5]"));
assertEquals(list.get(0), 1);
}
/**
* Tests returning a typed list using {@code org.apache.pivot.util.TypeLiteral}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testTypedList() throws IOException, SerializationException {
JSONSerializer listSerializer = new JSONSerializer();
List<Object> list =
(List<Object>)listSerializer.readObject(getClass().getResourceAsStream("list.json"));
JSONSerializer typedListSerializer =
new JSONSerializer((new TypeLiteral<ArrayList<SampleBean2>>() {}).getType());
ArrayList<SampleBean2> typedList =
(ArrayList<SampleBean2>)typedListSerializer.readObject(getClass().getResourceAsStream("list.json"));
Object item0 = typedList.get(0);
assertTrue(item0 instanceof SampleBean2);
assertEquals(typedList.get(0).getA(), JSON.get(list, "[0].a"));
}
/**
* Tests returning a subclass of a generic {@code org.apache.pivot.collections.List}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testListSubclass() throws IOException, SerializationException {
JSONSerializer listSerializer = new JSONSerializer();
List<Object> list =
(List<Object>)listSerializer.readObject(getClass().getResourceAsStream("list.json"));
JSONSerializer typedListSerializer = new JSONSerializer(SampleBean2ListSubclass.class);
SampleBean2List typedList =
(SampleBean2List)typedListSerializer.readObject(getClass().getResourceAsStream("list.json"));
Object item0 = typedList.get(0);
assertTrue(item0 instanceof SampleBean2);
assertEquals(typedList.get(0).getA(), JSON.get(list, "[0].a"));
}
/**
* Tests returning a class that implements {@code org.apache.pivot.collections.Sequence}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testSequence() throws IOException, SerializationException {
JSONSerializer listSerializer = new JSONSerializer();
List<Object> list =
(List<Object>)listSerializer.readObject(getClass().getResourceAsStream("list.json"));
JSONSerializer sequenceSerializer = new JSONSerializer(SampleBean2SequenceSubclass.class);
SampleBean2Sequence sequence =
(SampleBean2Sequence)sequenceSerializer.readObject(getClass().getResourceAsStream("list.json"));
Object item0 = sequence.get(0);
assertNotNull(item0);
// assertTrue(item0 instanceof SampleBean2); // true but superflous
assertEquals(sequence.get(0).getA(), JSON.get(list, "[0].a"));
}
/**
* Tests returning an untyped map.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testUntypedMap() throws IOException, SerializationException {
JSONSerializer mapSerializer = new JSONSerializer(HashMap.class);
HashMap<String, ?> map = (HashMap<String, ?>)mapSerializer.readObject(new StringReader("{a:1, b:2, c:'3'}"));
assertEquals(map.get("a"), 1);
}
/**
* Tests returning a typed map using {@code org.apache.pivot.util.TypeLiteral}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testTypedMap() throws IOException, SerializationException {
JSONSerializer typedMapSerializer =
new JSONSerializer((new TypeLiteral<HashMap<String, SampleBean2>>() {}).getType());
HashMap<String, SampleBean2> map =
(HashMap<String, SampleBean2>)typedMapSerializer.readObject(new StringReader("{foo: {a:1, b:2, c:'3'}}"));
assertTrue(JSON.get(map, "foo") instanceof SampleBean2);
assertEquals(JSON.get(map, "foo.c"), "3");
}
/**
* Tests returning a subclass of a generic {@code org.apache.pivot.collections.Map}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
public void testMapSubclass() throws IOException, SerializationException {
JSONSerializer typedMapSerializer = new JSONSerializer(SampleBean2MapSubclass.class);
SampleBean2Map map =
(SampleBean2Map)typedMapSerializer.readObject(new StringReader("{foo: {a:1, b:2, c:'3'}}"));
assertTrue(JSON.get(map, "foo") instanceof SampleBean2);
assertEquals(JSON.get(map, "foo.c"), "3");
}
/**
* Tests returning a class that implements {@code org.apache.pivot.collections.Dictionary}.
*
* @throws IOException
* @throws SerializationException
*/
@Test
public void testDictionary() throws IOException, SerializationException {
JSONSerializer dictionarySerializer = new JSONSerializer(SampleBean2DictionarySubclass.class);
SampleBean2Dictionary dictionary =
(SampleBean2Dictionary)dictionarySerializer.readObject(new StringReader("{foo: {a:1, b:2, c:'3'}}"));
assertTrue(JSON.get(dictionary, "foo") instanceof SampleBean2);
assertEquals(JSON.get(dictionary, "foo.c"), "3");
}
/**
* Tests returning a Java bean value.
*
* @throws IOException
* @throws SerializationException
*/
@Test
@SuppressWarnings("unchecked")
public void testBean() throws IOException, SerializationException {
JSONSerializer mapSerializer = new JSONSerializer();
Map<String, Object> map =
(Map<String, Object>)mapSerializer.readObject(getClass().getResourceAsStream("map.json"));
JSONSerializer beanSerializer = new JSONSerializer(SampleBean1.class);
SampleBean1 typedMap =
(SampleBean1)beanSerializer.readObject(getClass().getResourceAsStream("map.json"));
assertEquals(typedMap.getA(), JSON.get(map, "a"));
assertEquals(typedMap.getB(), JSON.get(map, "b"));
assertEquals(typedMap.getC(), JSON.get(map, "c"));
assertEquals(typedMap.getD(), JSON.get(map, "d"));
assertEquals(typedMap.getE(), JSON.get(map, "e"));
assertEquals(typedMap.getI().getA(), JSON.get(map, "i.a"));
Object k0 = typedMap.getK().get(0);
assertTrue(k0 instanceof SampleBean2);
assertEquals(typedMap.getK().get(0).getA(), JSON.get(map, "k[0].a"));
}
}