/*
* ====================================================================
*
* 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.client.protocol;
import junit.framework.Assert;
import org.apache.http.HttpEntity;
import org.apache.http.HttpException;
import org.apache.http.HttpResponse;
import org.apache.http.HttpResponseInterceptor;
import org.apache.http.HttpVersion;
import org.apache.http.client.entity.DeflateDecompressingEntity;
import org.apache.http.client.entity.GzipDecompressingEntity;
import org.apache.http.entity.StringEntity;
import org.apache.http.message.BasicHttpResponse;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;
import org.junit.Test;
public class TestResponseContentEncoding {
@Test
public void testContentEncodingNoEntity() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNull(entity);
}
@Test
public void testNoContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("plain stuff");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof StringEntity);
}
@Test
public void testGzipContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("encoded stuff");
original.setContentEncoding("GZip");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof GzipDecompressingEntity);
}
@Test
public void testGzipContentEncodingZeroLength() throws Exception {
final HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
final StringEntity original = new StringEntity("");
original.setContentEncoding("GZip");
response.setEntity(original);
final HttpContext context = new BasicHttpContext();
final HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
final HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof StringEntity);
}
@Test
public void testXGzipContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("encoded stuff");
original.setContentEncoding("x-gzip");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof GzipDecompressingEntity);
}
@Test
public void testDeflateContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("encoded stuff");
original.setContentEncoding("deFlaTe");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof DeflateDecompressingEntity);
}
@Test
public void testIdentityContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("encoded stuff");
original.setContentEncoding("identity");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
Assert.assertTrue(entity instanceof StringEntity);
}
@Test(expected=HttpException.class)
public void testUnknownContentEncoding() throws Exception {
HttpResponse response = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
StringEntity original = new StringEntity("encoded stuff");
original.setContentEncoding("whatever");
response.setEntity(original);
HttpContext context = new BasicHttpContext();
HttpResponseInterceptor interceptor = new ResponseContentEncoding();
interceptor.process(response, context);
}
}