/*
* 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.commons.configuration;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.apache.commons.collections.ExtendedProperties;
import org.junit.Test;
/**
* Tests the ConfigurationConverter class.
*
* @author Martin Poeschl
* @author Emmanuel Bourg
* @version $Id: TestConfigurationConverter.java 1223010 2011-12-24 20:21:36Z oheger $
*/
public class TestConfigurationConverter
{
@Test
public void testExtendedPropertiesToConfiguration()
{
ExtendedProperties eprops = new ExtendedProperties();
eprops.setProperty("string", "teststring");
eprops.setProperty("int", "123");
eprops.addProperty("list", "item 1");
eprops.addProperty("list", "item 2");
Configuration config = ConfigurationConverter.getConfiguration(eprops);
assertEquals("This returns 'teststring'", "teststring", config.getString("string"));
List<Object> item1 = config.getList("list");
assertEquals("This returns 'item 1'", "item 1", item1.get(0));
assertEquals("This returns 123", 123, config.getInt("int"));
}
@Test
public void testPropertiesToConfiguration()
{
Properties props = new Properties();
props.setProperty("string", "teststring");
props.setProperty("int", "123");
props.setProperty("list", "item 1, item 2");
Configuration config = ConfigurationConverter.getConfiguration(props);
assertEquals("This returns 'teststring'", "teststring", config.getString("string"));
List<Object> item1 = config.getList("list");
assertEquals("This returns 'item 1'", "item 1", item1.get(0));
assertEquals("This returns 123", 123, config.getInt("int"));
}
@Test
public void testConfigurationToExtendedProperties()
{
Configuration config = new BaseConfiguration();
config.setProperty("string", "teststring");
config.setProperty("int", "123");
config.addProperty("list", "item 1");
config.addProperty("list", "item 2");
ExtendedProperties eprops = ConfigurationConverter.getExtendedProperties(config);
assertEquals("This returns 'teststring'", "teststring", eprops.getString("string"));
List<?> list = eprops.getVector("list");
assertEquals("This returns 'item 1'", "item 1", list.get(0));
assertEquals("This returns 123", 123, eprops.getInt("int"));
}
@Test
public void testConfigurationToProperties()
{
BaseConfiguration config = new BaseConfiguration();
config.addProperty("string", "teststring");
config.addProperty("array", "item 1");
config.addProperty("array", "item 2");
config.addProperty("interpolated", "${string}");
config.addProperty("interpolated-array", "${interpolated}");
config.addProperty("interpolated-array", "${interpolated}");
Properties props = ConfigurationConverter.getProperties(config);
assertNotNull("null properties", props);
assertEquals("'string' property", "teststring", props.getProperty("string"));
assertEquals("'interpolated' property", "teststring", props.getProperty("interpolated"));
assertEquals("'array' property", "item 1,item 2", props.getProperty("array"));
assertEquals("'interpolated-array' property", "teststring,teststring", props.getProperty("interpolated-array"));
// change the list delimiter
config.setListDelimiter(';');
props = ConfigurationConverter.getProperties(config);
assertEquals("'array' property", "item 1;item 2", props.getProperty("array"));
}
/**
* Tests the conversion of a configuration object to properties if scalar
* values are involved. This test is related to CONFIGURATION-432.
*/
@Test
public void testConfigurationToPropertiesScalarValue()
{
BaseConfiguration config = new BaseConfiguration();
config.addProperty("scalar", new Integer(42));
Properties props = ConfigurationConverter.getProperties(config);
assertEquals("Wrong value", "42", props.getProperty("scalar"));
}
@Test
public void testConfigurationToMap()
{
Configuration config = new BaseConfiguration();
config.addProperty("string", "teststring");
Map<Object, Object> map = ConfigurationConverter.getMap(config);
assertNotNull("null map", map);
assertEquals("'string' property", "teststring", map.get("string"));
}
}