/**
* 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 examples.collections;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.SortedMap;
import java.util.TreeMap;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Util;
import org.yaml.snakeyaml.Yaml;
/**
* Test different Map implementations as JavaBean properties
*/
public class TypeSafeMapImplementationsTest extends TestCase {
public void testDumpMap() {
MapBean bean = new MapBean();
SortedMap<String, String> sortedMap = new TreeMap<String, String>();
sortedMap.put("2", "two");
sortedMap.put("1", "one");
bean.setSorted(sortedMap);
Properties props = new Properties();
props.setProperty("key1", "value1");
props.setProperty("key2", "value2");
bean.setProperties(props);
Yaml yaml = new Yaml();
String output = yaml.dumpAsMap(bean);
// System.out.println(output);
String etalon = Util.getLocalResource("examples/map-bean-1.yaml");
assertEquals(etalon, output);
}
public void testLoadMap() {
String output = Util.getLocalResource("examples/map-bean-1.yaml");
// System.out.println(output);
Yaml beanLoader = new Yaml();
MapBean parsed = beanLoader.loadAs(output, MapBean.class);
assertNotNull(parsed);
SortedMap<String, String> sortedMap = parsed.getSorted();
assertEquals(2, sortedMap.size());
assertEquals("one", sortedMap.get("1"));
assertEquals("two", sortedMap.get("2"));
String first = sortedMap.keySet().iterator().next();
assertEquals("1", first);
//
Properties props = parsed.getProperties();
assertEquals(2, props.size());
assertEquals("value1", props.getProperty("key1"));
assertEquals("value2", props.getProperty("key2"));
}
public static class MapBean {
private SortedMap<String, String> sorted;
private Properties properties;
private String name;
public MapBean() {
name = "Bean123";
}
public SortedMap<String, String> getSorted() {
return sorted;
}
public void setSorted(SortedMap<String, String> sorted) {
this.sorted = sorted;
}
public Properties getProperties() {
return properties;
}
public void setProperties(Properties properties) {
this.properties = properties;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
@SuppressWarnings("unchecked")
public void testNoJavaBeanMap() {
List<Object> list = new ArrayList<Object>(3);
SortedMap<String, String> sortedMap = new TreeMap<String, String>();
sortedMap.put("2", "two");
sortedMap.put("1", "one");
list.add(sortedMap);
Properties props = new Properties();
props.setProperty("key1", "value1");
props.setProperty("key2", "value2");
list.add(props);
list.add("aaa");
Yaml yaml = new Yaml();
String output = yaml.dump(list);
// System.out.println(output);
String etalon = Util.getLocalResource("examples/map-bean-2.yaml");
assertEquals(etalon, output);
// load
List<Object> list2 = (List<Object>) yaml.load(output);
assertEquals(3, list2.size());
Map<Object, Object> map1 = (Map<Object, Object>) list.get(0);// it was
// SortedMap
assertEquals(2, map1.size());
assertEquals("one", map1.get("1"));
assertEquals("two", map1.get("2"));
Map<Object, Object> map2 = (Map<Object, Object>) list.get(1);// it was
// Properties
assertEquals(2, map2.size());
assertEquals("value1", map2.get("key1"));
assertEquals("value2", map2.get("key2"));
assertEquals("aaa", list.get(2));
}
public void testRecursiveNoJavaBeanMap1() {
SortedMap<String, Object> sortedMap = new TreeMap<String, Object>();
sortedMap.put("2", "two");
sortedMap.put("1", "one");
sortedMap.put("3", sortedMap);
Yaml yaml = new Yaml();
String output = yaml.dump(sortedMap);
// System.out.println(output);
String etalon = Util.getLocalResource("examples/map-recursive-1.yaml");
assertEquals(etalon, output);
// load with different order
@SuppressWarnings("unchecked")
Map<Object, Object> map1 = (Map<Object, Object>) yaml.load(Util
.getLocalResource("examples/map-recursive-1_1.yaml"));
assertEquals(3, map1.size());
assertEquals("one", map1.get("1"));
assertEquals("two", map1.get("2"));
// test that the order is taken from YAML instead of sorting
String first = (String) map1.keySet().iterator().next();
assertEquals("2", first);
}
@SuppressWarnings("unchecked")
public void testRecursiveNoJavaBeanProperties2() {
Properties props = new Properties();
props.setProperty("key1", "value1");
props.setProperty("key2", "value2");
Map<Object, Object> map = props;
map.put("key3", props);
Yaml yaml = new Yaml();
String output = yaml.dump(props);
// System.out.println(output);
String etalon = Util.getLocalResource("examples/map-recursive-2.yaml");
assertEquals(etalon, output);
// load
Map<Object, Object> map2 = (Map<Object, Object>) yaml.load(output);
assertEquals(3, map2.size());
assertEquals("value1", map2.get("key1"));
assertEquals("value2", map2.get("key2"));
}
public void testRecursiveNoJavaBeanMap3() {
Yaml yaml = new Yaml();
String output = Util.getLocalResource("examples/map-recursive-3.yaml");
// System.out.println(output);
@SuppressWarnings("unchecked")
SortedMap<Object, Object> map1 = (SortedMap<Object, Object>) yaml.load(output);
assertEquals(3, map1.size());
assertEquals("one", map1.get("1"));
assertEquals("two", map1.get("2"));
// test that the order is NOT taken from YAML but sorted
String first = (String) map1.keySet().iterator().next();
assertEquals("1", first);
}
public void testRecursiveNoJavaBeanProperties4() {
Yaml yaml = new Yaml();
String output = Util.getLocalResource("examples/map-recursive-4.yaml");
// System.out.println(output);
try {
yaml.load(output);
fail("Recursive Properties are not supported.");
} catch (Exception e) {
assertTrue(e.getMessage(), e.getMessage().contains("Properties must not be recursive."));
}
}
}