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* ====================================================================
* 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/>.
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*/
package org.apache.http.impl.io;
import java.io.InterruptedIOException;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.HttpVersion;
import org.apache.http.NoHttpResponseException;
import org.apache.http.StatusLine;
import org.apache.http.impl.DefaultHttpResponseFactory;
import org.apache.http.impl.SessionInputBufferMock;
import org.apache.http.io.SessionInputBuffer;
import org.apache.http.message.BasicLineParser;
import org.apache.http.params.BasicHttpParams;
import org.junit.Assert;
import org.junit.Test;
/**
* Unit tests for {@link HttpResponseParser}.
*/
public class TestResponseParser {
@Test
public void testInvalidConstructorInput() throws Exception {
try {
new HttpResponseParser(
null,
BasicLineParser.DEFAULT,
new DefaultHttpResponseFactory(),
new BasicHttpParams());
Assert.fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
try {
SessionInputBuffer inbuffer = new SessionInputBufferMock(new byte[] {});
new HttpResponseParser(
inbuffer,
BasicLineParser.DEFAULT,
null,
new BasicHttpParams());
Assert.fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
try {
SessionInputBuffer inbuffer = new SessionInputBufferMock(new byte[] {});
new HttpResponseParser(
inbuffer,
BasicLineParser.DEFAULT,
new DefaultHttpResponseFactory(),
null);
Assert.fail("IllegalArgumentException should have been thrown");
} catch (IllegalArgumentException ex) {
// expected
}
}
@Test
public void testBasicMessageParsing() throws Exception {
String s =
"HTTP/1.1 200 OK\r\n" +
"Server: whatever\r\n" +
"Date: some date\r\n" +
"Set-Cookie: c1=stuff\r\n" +
"\r\n";
SessionInputBuffer inbuffer = new SessionInputBufferMock(s, "US-ASCII");
HttpResponseParser parser = new HttpResponseParser(
inbuffer,
BasicLineParser.DEFAULT,
new DefaultHttpResponseFactory(),
new BasicHttpParams());
HttpResponse httpresponse = parser.parse();
StatusLine statusline = httpresponse.getStatusLine();
Assert.assertNotNull(statusline);
Assert.assertEquals(200, statusline.getStatusCode());
Assert.assertEquals("OK", statusline.getReasonPhrase());
Assert.assertEquals(HttpVersion.HTTP_1_1, statusline.getProtocolVersion());
Header[] headers = httpresponse.getAllHeaders();
Assert.assertEquals(3, headers.length);
}
@Test
public void testConnectionClosedException() throws Exception {
SessionInputBuffer inbuffer = new SessionInputBufferMock(new byte[] {});
HttpResponseParser parser = new HttpResponseParser(
inbuffer,
BasicLineParser.DEFAULT,
new DefaultHttpResponseFactory(),
new BasicHttpParams());
try {
parser.parse();
Assert.fail("NoHttpResponseException should have been thrown");
} catch (NoHttpResponseException expected) {
}
}
@Test
public void testMessageParsingTimeout() throws Exception {
String s =
"HTTP\000/1.1 200\000 OK\r\n" +
"Server: wha\000tever\r\n" +
"Date: some date\r\n" +
"Set-Coo\000kie: c1=stuff\r\n" +
"\000\r\n";
SessionInputBuffer inbuffer = new SessionInputBufferMock(
new TimeoutByteArrayInputStream(s.getBytes("US-ASCII")), 16);
HttpResponseParser parser = new HttpResponseParser(
inbuffer,
BasicLineParser.DEFAULT,
new DefaultHttpResponseFactory(),
new BasicHttpParams());
int timeoutCount = 0;
HttpResponse httpresponse = null;
for (int i = 0; i < 10; i++) {
try {
httpresponse = parser.parse();
break;
} catch (InterruptedIOException ex) {
timeoutCount++;
}
}
Assert.assertNotNull(httpresponse);
Assert.assertEquals(5, timeoutCount);
@SuppressWarnings("null") // httpresponse cannot be null here
StatusLine statusline = httpresponse.getStatusLine();
Assert.assertNotNull(statusline);
Assert.assertEquals(200, statusline.getStatusCode());
Assert.assertEquals("OK", statusline.getReasonPhrase());
Assert.assertEquals(HttpVersion.HTTP_1_1, statusline.getProtocolVersion());
Header[] headers = httpresponse.getAllHeaders();
Assert.assertEquals(3, headers.length);
}
}