/**
* 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.issues.issue58;
import java.util.ArrayList;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Yaml;
public class NullValueDumperTest extends TestCase {
public static class Foo {
private ArrayList<Object> bar = new ArrayList<Object>();
public ArrayList<Object> getBar() {
return bar;
}
public void setBar(ArrayList<Object> bar) {
this.bar = bar;
}
}
public void testListElement() {
final Foo foo = new Foo();
foo.bar.add(1);
foo.bar.add("A");
foo.bar.add(3.14);
Yaml yaml = new Yaml();
assertEquals("bar:\n- 1\n- A\n- 3.14\n", yaml.dumpAsMap(foo));
}
public void testNullListElement() {
final Foo foo = new Foo();
foo.bar.add(1);
foo.bar.add("A");
foo.bar.add(null);
foo.bar.add(3.14);
Yaml yaml = new Yaml();
assertEquals("bar:\n- 1\n- A\n- null\n- 3.14\n", yaml.dumpAsMap(foo));
assertEquals(
"!!org.yaml.snakeyaml.issues.issue58.NullValueDumperTest$Foo\nbar: [1, A, null, 3.14]\n",
new Yaml().dump(foo));
}
}