/*
* $HeadURL: https://svn.apache.org/repos/asf/jakarta/httpcomponents/httpcore/tags/4.0-alpha2/src/test/org/apache/http/impl/entity/TestDefaultEntityDeserializer.java $
* $Revision: 385860 $
* $Date: 2006-03-14 20:25:26 +0100 (Tue, 14 Mar 2006) $
* ====================================================================
*
* Copyright 2002-2004 The Apache Software Foundation
*
* 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.
* ====================================================================
*
* 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.entity;
import java.io.InputStream;
import org.apache.http.Header;
import org.apache.http.HttpEntity;
import org.apache.http.HttpMessage;
import org.apache.http.ProtocolException;
import org.apache.http.entity.EntityDeserializer;
import org.apache.http.impl.entity.DefaultEntityDeserializer;
import org.apache.http.io.ChunkedInputStream;
import org.apache.http.io.ContentLengthInputStream;
import org.apache.http.io.HttpDataInputStream;
import org.apache.http.io.HttpDataReceiver;
import org.apache.http.mockup.HttpDataReceiverMockup;
import org.apache.http.mockup.HttpMessageMockup;
import org.apache.http.params.HttpProtocolParams;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
public class TestDefaultEntityDeserializer extends TestCase {
public TestDefaultEntityDeserializer(String testName) {
super(testName);
}
// ------------------------------------------------------- TestCase Methods
public static Test suite() {
return new TestSuite(TestDefaultEntityDeserializer.class);
}
// ------------------------------------------------------------------- Main
public static void main(String args[]) {
String[] testCaseName = { TestDefaultEntityDeserializer.class.getName() };
junit.textui.TestRunner.main(testCaseName);
}
public void testIllegalGenerateArg() throws Exception {
EntityDeserializer entitygen = new DefaultEntityDeserializer();
try {
entitygen.deserialize(null, null);
fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
try {
entitygen.deserialize(new HttpDataReceiverMockup(new byte[] {}) , null);
fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testEntityWithTransferEncoding() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup("0\r\n", "US-ASCII");
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Transfer-Encoding", "identity, chunked"));
message.addHeader(new Header("Content-Length", "plain wrong"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertTrue(entity.isChunked());
assertTrue(entity.getContent() instanceof ChunkedInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertTrue(entity.isChunked());
assertTrue(entity.getContent() instanceof ChunkedInputStream);
}
public void testEntityWithIdentityTransferEncoding() throws Exception {
HttpDataReceiver datareceiver =
new HttpDataReceiverMockup(new byte[] {});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Transfer-Encoding", "identity"));
message.addHeader(new Header("Content-Length", "plain wrong"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertFalse(entity.isChunked());
}
public void testEntityWithUnsupportedTransferEncoding() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup("0\r\n", "US-ASCII");
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Transfer-Encoding", "whatever; param=value, chunked"));
message.addHeader(new Header("Content-Length", "plain wrong"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertTrue(entity.isChunked());
assertTrue(entity.getContent() instanceof ChunkedInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testChunkedTransferEncodingMustBeLast() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup("0\r\n", "US-ASCII");
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Transfer-Encoding", "chunked, identity"));
message.addHeader(new Header("Content-Length", "plain wrong"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertFalse(entity.isChunked());
assertFalse(entity.getContent() instanceof ChunkedInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testEntityWithContentLength() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Content-Length", "0"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(0, entity.getContentLength());
assertFalse(entity.isChunked());
assertTrue(entity.getContent() instanceof ContentLengthInputStream);
}
public void testEntityWithMultipleContentLength() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Content-Length", "0"));
message.addHeader(new Header("Content-Length", "0"));
message.addHeader(new Header("Content-Length", "1"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(1, entity.getContentLength());
assertFalse(entity.isChunked());
InputStream instream = entity.getContent();
assertNotNull(instream);
assertTrue(instream instanceof ContentLengthInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testEntityWithMultipleContentLengthSomeWrong() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Content-Length", "1"));
message.addHeader(new Header("Content-Length", "yyy"));
message.addHeader(new Header("Content-Length", "xxx"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(1, entity.getContentLength());
assertFalse(entity.isChunked());
InputStream instream = entity.getContent();
assertNotNull(instream);
assertTrue(instream instanceof ContentLengthInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testEntityWithMultipleContentLengthAllWrong() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Content-Length", "yyy"));
message.addHeader(new Header("Content-Length", "xxx"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertFalse(entity.isChunked());
InputStream instream = entity.getContent();
assertNotNull(instream);
assertFalse(instream instanceof ContentLengthInputStream);
assertTrue(instream instanceof HttpDataInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testEntityWithInvalidContentLength() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
message.addHeader(new Header("Content-Type", "unknown"));
message.addHeader(new Header("Content-Length", "xxx"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertFalse(entity.isChunked());
InputStream instream = entity.getContent();
assertNotNull(instream);
assertFalse(instream instanceof ContentLengthInputStream);
assertTrue(instream instanceof HttpDataInputStream);
// strict mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, true);
try {
entitygen.deserialize(datareceiver, message);
fail("ProtocolException should have been thrown");
} catch (ProtocolException ex) {
// expected
}
}
public void testEntityNeitherContentLengthNorTransferEncoding() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
// lenient mode
message.getParams().setBooleanParameter(HttpProtocolParams.STRICT_TRANSFER_ENCODING, false);
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertEquals(-1, entity.getContentLength());
assertFalse(entity.isChunked());
InputStream instream = entity.getContent();
assertNotNull(instream);
assertFalse(instream instanceof ContentLengthInputStream);
assertFalse(instream instanceof ChunkedInputStream);
assertTrue(instream instanceof HttpDataInputStream);
}
public void testEntityContentType() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
message.addHeader(new Header("Content-Type", "stuff"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertNotNull(entity.getContentType());
assertEquals("stuff", entity.getContentType().getValue());
}
public void testEntityContentEncoding() throws Exception {
HttpDataReceiver datareceiver = new HttpDataReceiverMockup(new byte[] {'0'});
HttpMessage message = new HttpMessageMockup();
message.addHeader(new Header("Content-Encoding", "what not"));
EntityDeserializer entitygen = new DefaultEntityDeserializer();
HttpEntity entity = entitygen.deserialize(datareceiver, message);
assertNotNull(entity);
assertNotNull(entity.getContentEncoding());
assertEquals("what not", entity.getContentEncoding().getValue());
}
}