/**
* 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.constructor;
import java.util.ArrayList;
import java.util.List;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.composer.Composer;
import org.yaml.snakeyaml.parser.Parser;
import org.yaml.snakeyaml.parser.ParserImpl;
import org.yaml.snakeyaml.reader.StreamReader;
import org.yaml.snakeyaml.resolver.Resolver;
public class ConstructorSequenceTest extends TestCase {
public void testGetList() {
String data = "[ 1, 2, 3 ]";
List<Object> list = construct(new CustomConstructor(), data);
assertNotNull(list);
assertTrue(list.getClass().toString(), list instanceof ArrayList<?>);
}
public void testGetArrayList() {
String data = "[ 1, 2, 3 ]";
List<Object> list = construct(data);
assertNotNull(list);
assertTrue(list.getClass().toString(), list instanceof ArrayList<?>);
}
public void testDumpList() {
List<Integer> l = new ArrayList<Integer>(2);
l.add(1);
l.add(2);
Yaml yaml = new Yaml();
String result = yaml.dump(l);
assertEquals("[1, 2]\n", result);
}
public void testDumpListSameIntegers() {
List<Integer> l = new ArrayList<Integer>(2);
l.add(1);
l.add(1);
Yaml yaml = new Yaml();
String result = yaml.dump(l);
assertEquals("[1, 1]\n", result);
}
private List<Object> construct(String data) {
return construct(new Constructor(), data);
}
@SuppressWarnings("unchecked")
private List<Object> construct(Constructor constructor, String data) {
StreamReader reader = new StreamReader(data);
Parser parser = new ParserImpl(reader);
Resolver resolver = new Resolver();
Composer composer = new Composer(parser, resolver);
constructor.setComposer(composer);
List<Object> result = (List<Object>) constructor.getSingleData(Object.class);
return result;
}
class CustomConstructor extends Constructor {
@Override
protected List<Object> createDefaultList(int initSize) {
return new ArrayList<Object>(initSize);
}
}
}