/*
* 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.brooklyn.camp.server.dto;
import java.io.IOException;
import org.apache.brooklyn.camp.server.dto.DtoCustomAttributes;
import org.apache.brooklyn.util.collections.MutableMap;
import org.apache.brooklyn.util.exceptions.Exceptions;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.Assert;
import org.testng.annotations.Test;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
/** Tests identity methods and custom attributes for DTO, including Jackson JSON serialization */
public class BasicDtoTest {
private static final Logger log = LoggerFactory.getLogger(BasicDtoTest.class);
@Test
public void testSimple() throws IOException {
DtoCustomAttributes l = new DtoCustomAttributes(null);
JsonNode t = tree(l);
Assert.assertEquals(t.size(), 0);
Assert.assertTrue(l.getCustomAttributes()==null || l.getCustomAttributes().isEmpty());
Assert.assertEquals(l, new ObjectMapper().readValue(t.toString(), DtoCustomAttributes.class));
}
@Test
public void testCustomAttrs() throws IOException {
DtoCustomAttributes l = new DtoCustomAttributes(MutableMap.of("bar", "bee"));
JsonNode t = tree(l);
Assert.assertEquals(t.size(), 1);
Assert.assertEquals(t.get("bar").asText(), l.getCustomAttributes().get("bar"));
Assert.assertEquals(l, new ObjectMapper().readValue(t.toString(), DtoCustomAttributes.class));
}
@Test
public void testIdentity() throws IOException {
DtoCustomAttributes l1 = new DtoCustomAttributes(null);
DtoCustomAttributes l2 = new DtoCustomAttributes(MutableMap.of("bar", "bee"));
DtoCustomAttributes l2o = new DtoCustomAttributes(MutableMap.of("bar", "bee"));
Assert.assertEquals(l1, l1);
Assert.assertEquals(l2, l2);
Assert.assertEquals(l2, l2o);
Assert.assertNotEquals(l1, l2);
Assert.assertEquals(l1.hashCode(), l1.hashCode());
Assert.assertEquals(l2.hashCode(), l2.hashCode());
Assert.assertEquals(l2.hashCode(), l2o.hashCode());
Assert.assertNotEquals(l1.hashCode(), l2.hashCode());
}
public static JsonNode tree(Object l) {
try {
ObjectMapper m = new ObjectMapper();
String s = m.writeValueAsString(l);
log.info(l.toString()+" -> "+s);
JsonNode t = m.readTree(s);
return t;
} catch (Exception e) {
throw Exceptions.propagate(e);
}
}
}