/*
* Copyright 2002-2005 the original author or authors.
*
* 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.springframework.util;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.Properties;
import junit.framework.TestCase;
/**
* @author Juergen Hoeller
* @since 11.01.2005
*/
public class PropertiesPersisterTests extends TestCase {
public void testPropertiesPersister() throws IOException {
String propString = "code1=message1\ncode2:message2";
Properties props = loadProperties(propString, false);
String propCopy = storeProperties(props, null, false);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithWhitespace() throws IOException {
String propString = " code1\t= \tmessage1\n code2 \t :\t mess\\\n \t age2";
Properties props = loadProperties(propString, false);
String propCopy = storeProperties(props, null, false);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithHeader() throws IOException {
String propString = "code1=message1\ncode2:message2";
Properties props = loadProperties(propString, false);
String propCopy = storeProperties(props, "myHeader", false);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithEmptyValue() throws IOException {
String propString = "code1=message1\ncode2:message2\ncode3=";
Properties props = loadProperties(propString, false);
String propCopy = storeProperties(props, null, false);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithReader() throws IOException {
String propString = "code1=message1\ncode2:message2";
Properties props = loadProperties(propString, true);
String propCopy = storeProperties(props, null, true);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithReaderAndWhitespace() throws IOException {
String propString = " code1\t= \tmessage1\n code2 \t :\t mess\\\n \t age2";
Properties props = loadProperties(propString, true);
String propCopy = storeProperties(props, null, true);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithReaderAndHeader() throws IOException {
String propString = "code1\t=\tmessage1\n code2 \t : \t message2";
Properties props = loadProperties(propString, true);
String propCopy = storeProperties(props, "myHeader", true);
loadProperties(propCopy, false);
}
public void testPropertiesPersisterWithReaderAndEmptyValue() throws IOException {
String propString = "code1=message1\ncode2:message2\ncode3=";
Properties props = loadProperties(propString, true);
String propCopy = storeProperties(props, null, true);
loadProperties(propCopy, false);
}
private Properties loadProperties(String propString, boolean useReader) throws IOException {
DefaultPropertiesPersister persister = new DefaultPropertiesPersister();
Properties props = new Properties();
if (useReader) {
persister.load(props, new StringReader(propString));
}
else {
persister.load(props, new ByteArrayInputStream(propString.getBytes()));
}
assertEquals("message1", props.getProperty("code1"));
assertEquals("message2", props.getProperty("code2"));
return props;
}
private String storeProperties(Properties props, String header, boolean useWriter) throws IOException {
DefaultPropertiesPersister persister = new DefaultPropertiesPersister();
String propCopy = null;
if (useWriter) {
StringWriter propWriter = new StringWriter();
persister.store(props, propWriter, header);
propCopy = propWriter.toString();
}
else {
ByteArrayOutputStream propOut = new ByteArrayOutputStream();
persister.store(props, propOut, header);
propCopy = new String(propOut.toByteArray());
}
if (header != null) {
assertTrue(propCopy.indexOf(header) != -1);
}
assertTrue(propCopy.indexOf("\ncode1=message1") != -1);
assertTrue(propCopy.indexOf("\ncode2=message2") != -1);
return propCopy;
}
}