/**
* Copyright (c) 2008-2012, http://www.snakeyaml.org
*
* 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.
*/
package org.yaml.snakeyaml.types;
import java.util.List;
import java.util.Map;
import org.yaml.snakeyaml.YamlDocument;
/**
* @see http://yaml.org/type/merge.html
*/
public class MergeTagTest extends AbstractTest {
@SuppressWarnings("unchecked")
public void testMerge() {
YamlDocument document = new YamlDocument("types/merge.yaml");
List<Object> list = (List<Object>) document.getNativeData();
assertEquals(8, list.size());
Map<Object, Object> center = (Map<Object, Object>) list.get(0);
assertEquals(2, center.size());
assertEquals(new Integer(1), center.get("x"));
assertEquals(new Integer(2), center.get("y"));
//
Map<Object, Object> left = (Map<Object, Object>) list.get(1);
assertEquals(2, left.size());
assertEquals(left.get("x").getClass().toString(), new Integer(0), left.get("x"));
assertEquals(new Integer(2), left.get("y"));
//
Map<Object, Object> big = (Map<Object, Object>) list.get(2);
assertEquals(1, big.size());
assertEquals(new Integer(10), big.get("r"));
//
Map<Object, Object> small = (Map<Object, Object>) list.get(3);
assertEquals(1, small.size());
assertEquals(new Integer(1), small.get("r"));
// Explicit keys
Map<Object, Object> explicit = (Map<Object, Object>) list.get(4);
assertEquals(4, explicit.size());
assertEquals(new Integer(1), explicit.get("x"));
assertEquals(new Integer(2), explicit.get("y"));
assertEquals(new Integer(10), explicit.get("r"));
assertEquals("center/big", explicit.get("label"));
// Merge one map
Map<Object, Object> merged1 = (Map<Object, Object>) list.get(5);
assertEquals(explicit, merged1);
assertNotSame(explicit, merged1);
// Merge multiple maps
Map<Object, Object> merged2 = (Map<Object, Object>) list.get(6);
assertEquals(explicit, merged2);
assertNotSame(explicit, merged2);
// Override
Map<Object, Object> merged3 = (Map<Object, Object>) list.get(7);
assertEquals(explicit, merged3);
assertNotSame(explicit, merged3);
}
}