/*
* 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.wicket.util.string;
import org.junit.Assert;
import org.junit.Test;
/**
* @author jcompagner
*/
public class PrependingStringBufferTest extends Assert
{
/**
* Test method for 'org.apache.wicket.util.string.PrependingStringBuffer.prepend(String)'
*/
@Test
public void prepend()
{
PrependingStringBuffer psb = new PrependingStringBuffer();
psb.prepend("test1");
assertEquals("test1", psb.toString());
psb.prepend("test2");
psb.prepend("test3");
psb.prepend("test4");
assertEquals("test4test3test2test1", psb.toString());
}
/**
* @throws Exception
*/
@Test
public void largeBegin() throws Exception
{
PrependingStringBuffer psb = new PrependingStringBuffer("123456789012345678901234567890");
assertEquals("123456789012345678901234567890", psb.toString());
}
/**
* @throws Exception
*/
@Test
public void charPrepend() throws Exception
{
PrependingStringBuffer psb = new PrependingStringBuffer("234567890");
psb.prepend('1');
assertEquals("1234567890", psb.toString());
}
/**
* Test <a href=
* "http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)"
* >reflexivity<a> of the equals implementation.
*
* @throws Exception
*/
@Test
public void equalsReflexive() throws Exception
{
PrependingStringBuffer psb = new PrependingStringBuffer("foo");
assertTrue(psb.equals(psb));
}
/**
* Test if implementation of hashCode() meets its <a
* href="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#hashCode()">contract<a>.
*
* @throws Exception
*/
@Test
public void hash() throws Exception
{
PrependingStringBuffer foo = new PrependingStringBuffer("foo");
PrependingStringBuffer bar = new PrependingStringBuffer("foo");
assertTrue(foo.equals(bar));
assertEquals(foo.hashCode(), bar.hashCode());
}
}