/*
* $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/tags/4.0/module-main/src/test/java/org/apache/http/impl/io/TestIdentityOutputStream.java $
* $Revision: 618017 $
* $Date: 2008-02-03 17:42:22 +0100 (Sun, 03 Feb 2008) $
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.io;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import org.apache.http.impl.io.IdentityOutputStream;
import org.apache.http.mockup.SessionOutputBufferMockup;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
public class TestIdentityOutputStream extends TestCase {
public TestIdentityOutputStream(String testName) {
super(testName);
}
// ------------------------------------------------------- TestCase Methods
public static Test suite() {
return new TestSuite(TestIdentityOutputStream.class);
}
// ------------------------------------------------------------------- Main
public static void main(String args[]) {
String[] testCaseName = { TestIdentityOutputStream.class.getName() };
junit.textui.TestRunner.main(testCaseName);
}
public void testConstructors() throws Exception {
new IdentityOutputStream(new SessionOutputBufferMockup());
try {
new IdentityOutputStream(null);
fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testBasics() throws Exception {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
SessionOutputBufferMockup datatransmitter = new SessionOutputBufferMockup(buffer);
OutputStream out = new IdentityOutputStream(datatransmitter);
byte[] tmp = new byte[10];
out.write(tmp, 0, 10);
out.write(tmp);
out.write(1);
out.flush();
out.close();
byte[] data = datatransmitter.getData();
assertEquals(21, data.length);
}
public void testClose() throws Exception {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
SessionOutputBufferMockup datatransmitter = new SessionOutputBufferMockup(buffer);
OutputStream out = new IdentityOutputStream(datatransmitter);
out.close();
out.close();
byte[] tmp = new byte[10];
try {
out.write(tmp);
fail("IOException should have been thrown");
} catch (IOException ex) {
// expected
}
try {
out.write(1);
fail("IOException should have been thrown");
} catch (IOException ex) {
// expected
}
}
public void testConstructor() throws Exception {
SessionOutputBufferMockup transmitter = new SessionOutputBufferMockup();
new IdentityOutputStream(transmitter);
try {
new IdentityOutputStream(null);
fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
//expected
}
}
public void testBasicWrite() throws Exception {
SessionOutputBufferMockup transmitter = new SessionOutputBufferMockup();
IdentityOutputStream outstream = new IdentityOutputStream(transmitter);
outstream.write(new byte[] {'a', 'b'}, 0, 2);
outstream.write('c');
outstream.flush();
byte[] input = transmitter.getData();
assertNotNull(input);
byte[] expected = new byte[] {'a', 'b', 'c'};
assertEquals(expected.length, input.length);
for (int i = 0; i < expected.length; i++) {
assertEquals(expected[i], input[i]);
}
}
public void testClosedCondition() throws Exception {
SessionOutputBufferMockup transmitter = new SessionOutputBufferMockup();
IdentityOutputStream outstream = new IdentityOutputStream(transmitter);
outstream.close();
outstream.close();
try {
byte[] tmp = new byte[2];
outstream.write(tmp, 0, tmp.length);
fail("IOException should have been thrown");
} catch (IOException e) {
//expected
}
try {
outstream.write('a');
fail("IOException should have been thrown");
} catch (IOException e) {
//expected
}
}
}