/*
* Copyright 2005 Werner Guttmann
*
* 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.castor.util;
import org.castor.util.StringUtil;
import junit.framework.TestCase;
/**
* JUnit test case for {@link StringUtil}.
* @since 1.1.2
*/
public class StringUtilTest extends TestCase {
/**
* Tests various combinations of replacement functionality.
*/
public void testReplaceAll() {
String source, expected;
String toReplace = "hello";
String replacement = "bonjour";
/* no replacement */
source = "hallo world";
expected = source;
assertEquals("no replacement exist", expected, StringUtil.replaceAll(
source, toReplace, replacement));
}
public void testOneReplacement() throws Exception {
String source = "hello world";
String expected = "bonjour world";
String toReplace = "hello";
String replacement = "bonjour";
assertEquals("one replacement", expected, StringUtil.replaceAll(source,
toReplace, replacement));
assertEquals("one replacement", expected, StringUtil.replaceAll(source,
toReplace, replacement));
}
public void testMultipleeplacement() throws Exception {
String source = "hello Bob, hello Alice, hello hell, hello world!";
String expected = "bonjour Bob, bonjour Alice, bonjour hell, bonjour world!";
String toReplace = "hello";
String replacement = "bonjour";
assertEquals("multiple replacements", expected, StringUtil.replaceAll(
source, toReplace, replacement));
}
public void testEmptyString() throws Exception {
String source = "";
String expected = "";
String toReplace = "hello";
String replacement = "bonjour";
assertEquals("empty source string", expected, StringUtil.replaceAll(
source, toReplace, replacement));
}
public void testNull() throws Exception {
String source = null;
String expected = null;
String toReplace = "hello";
String replacement = "bonjour";
assertEquals("null source string", expected, StringUtil.replaceAll(
source, toReplace, replacement));
}
}