Commons Collections example source code file (TestBufferUtils.java)

This example Commons Collections source code file (TestBufferUtils.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Commons Collections tags/keywords

arraystack, arraystack, buffer, bulktest, expecting, expecting, illegalargumentexception, illegalargumentexception, predicate, predicate, predicatedbuffer, string, test, testbufferutils

The Commons Collections TestBufferUtils.java source code

/*
 *  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.collections;

import junit.framework.Test;

import org.apache.commons.collections.buffer.PredicatedBuffer;

/**
 * Tests for BufferUtils.
 * 
 * @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
 * 
 * @author Unknown
 */
public class TestBufferUtils extends BulkTest {

    public TestBufferUtils(String name) {
        super(name);
    }


    public static Test suite() {
        return BulkTest.makeSuite(TestBufferUtils.class);
    }

    public void testNothing() {
    }

    public void testpredicatedBuffer() {
        Predicate predicate = new Predicate() {
            public boolean evaluate(Object o) {
                return o instanceof String;
            }
        };
        Buffer buffer = BufferUtils.predicatedBuffer(new ArrayStack(), predicate);
        assertTrue("returned object should be a PredicatedBuffer",
            buffer instanceof PredicatedBuffer);
        try {
            buffer = BufferUtils.predicatedBuffer(new ArrayStack(), null);
            fail("Expecting IllegalArgumentException for null predicate.");
        } catch (IllegalArgumentException ex) {
            // expected
        }
        try {
            buffer = BufferUtils.predicatedBuffer(null, predicate);
            fail("Expecting IllegalArgumentException for null buffer.");
        } catch (IllegalArgumentException ex) {
            // expected
        }
    }

}