/*
* 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.io.input;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import junit.framework.TestCase;
/**
* JUnit Test Case for {@link CloseShieldInputStream}.
*/
public class CloseShieldInputStreamTest extends TestCase {
private byte[] data;
private InputStream original;
private InputStream shielded;
private boolean closed;
protected void setUp() {
data = new byte[] { 'x', 'y', 'z' };
original = new ByteArrayInputStream(data) {
public void close() {
closed = true;
}
};
shielded = new CloseShieldInputStream(original);
closed = false;
}
/**
* Test the <code>close()</code> method.
*/
public void testClose() throws IOException {
shielded.close();
assertFalse("closed", closed);
assertEquals("read()", -1, shielded.read());
assertEquals("read()", data[0], original.read());
}
}