| /* |
| * ==================================================================== |
| * 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.hc.core5.http.impl; |
| |
| import org.apache.hc.core5.http.ConnectionReuseStrategy; |
| import org.apache.hc.core5.http.HttpRequest; |
| import org.apache.hc.core5.http.HttpResponse; |
| import org.apache.hc.core5.http.HttpStatus; |
| import org.apache.hc.core5.http.HttpVersion; |
| import org.apache.hc.core5.http.Method; |
| import org.apache.hc.core5.http.message.BasicHttpRequest; |
| import org.apache.hc.core5.http.message.BasicHttpResponse; |
| import org.apache.hc.core5.http.protocol.BasicHttpContext; |
| import org.apache.hc.core5.http.protocol.HttpContext; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestDefaultConnectionReuseStrategy { |
| |
| /** HTTP context. */ |
| private HttpContext context; |
| |
| /** The reuse strategy to be tested. */ |
| private ConnectionReuseStrategy reuseStrategy; |
| |
| @Before |
| public void setUp() { |
| reuseStrategy = DefaultConnectionReuseStrategy.INSTANCE; |
| context = new BasicHttpContext(null); |
| } |
| |
| @Test |
| public void testInvalidResponseArg() throws Exception { |
| Assert.assertThrows(NullPointerException.class, () -> |
| reuseStrategy.keepAlive(null, null, this.context)); |
| } |
| |
| @Test |
| public void testNoContentLengthResponseHttp1_0() throws Exception { |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testNoContentLengthResponseHttp1_1() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testChunkedContent() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testIgnoreInvalidKeepAlive() throws Exception { |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testExplicitClose() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "close"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testExplicitKeepAlive() throws Exception { |
| // Use HTTP 1.0 |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Connection", "keep-alive"); |
| |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testHTTP10Default() throws Exception { |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testHTTP11Default() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testBrokenConnectionDirective1() throws Exception { |
| // Use HTTP 1.0 |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Connection", "keep--alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testBrokenConnectionDirective2() throws Exception { |
| // Use HTTP 1.0 |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Connection", null); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens1() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "yadda, cLOSe, dumdy"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens2() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "yadda, kEEP-alive, dumdy"); |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens3() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "yadda, keep-alive, close, dumdy"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens4() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "yadda, close, dumdy"); |
| response.addHeader("Proxy-Connection", "keep-alive"); |
| // Connection takes precedence over Proxy-Connection |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens5() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "yadda, dumdy"); |
| response.addHeader("Proxy-Connection", "close"); |
| // Connection takes precedence over Proxy-Connection, |
| // even if it doesn't contain a recognized token. |
| // Default for HTTP/1.1 is to keep alive. |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testConnectionTokens6() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", ""); |
| response.addHeader("Proxy-Connection", "close"); |
| // Connection takes precedence over Proxy-Connection, |
| // even if it is empty. Default for HTTP/1.1 is to keep alive. |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testMultipleContentLength() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Content-Length", "11"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testNoContentResponse() throws Exception { |
| // Use HTTP 1.1 |
| final HttpResponse response = new BasicHttpResponse(HttpStatus.SC_NO_CONTENT, "No Content"); |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testNoContentResponseHttp10() throws Exception { |
| // Use HTTP 1.0 |
| context.setProtocolVersion(HttpVersion.HTTP_1_0); |
| final HttpResponse response = new BasicHttpResponse(HttpStatus.SC_NO_CONTENT, "No Content"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testRequestExplicitClose() throws Exception { |
| final HttpRequest request = new BasicHttpRequest(Method.GET, "/"); |
| request.addHeader("Connection", "close"); |
| |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(request, response, context)); |
| } |
| |
| @Test |
| public void testRequestNoExplicitClose() throws Exception { |
| final HttpRequest request = new BasicHttpRequest(Method.GET, "/"); |
| request.addHeader("Connection", "blah, blah, blah"); |
| |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertTrue(reuseStrategy.keepAlive(request, response, context)); |
| } |
| |
| @Test |
| public void testRequestExplicitCloseMultipleTokens() throws Exception { |
| final HttpRequest request = new BasicHttpRequest(Method.GET, "/"); |
| request.addHeader("Connection", "blah, blah, blah"); |
| request.addHeader("Connection", "keep-alive"); |
| request.addHeader("Connection", "close"); |
| |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(request, response, context)); |
| } |
| |
| @Test |
| public void testRequestClose() throws Exception { |
| final HttpRequest request = new BasicHttpRequest(Method.GET, "/"); |
| request.addHeader("Connection", "close"); |
| |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Connection", "keep-alive"); |
| |
| Assert.assertFalse(reuseStrategy.keepAlive(request, response, context)); |
| } |
| |
| @Test |
| public void testHeadRequestWithout() throws Exception { |
| final HttpRequest request = new BasicHttpRequest(Method.HEAD, "/"); |
| final HttpResponse response = new BasicHttpResponse(200, "OK"); |
| |
| Assert.assertTrue(reuseStrategy.keepAlive(request, response, context)); |
| } |
| |
| @Test |
| public void testHttp204ContentLengthGreaterThanZero() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(204, "OK"); |
| response.addHeader("Content-Length", "10"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testHttp204ContentLengthEqualToZero() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(204, "OK"); |
| response.addHeader("Content-Length", "0"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertTrue(reuseStrategy.keepAlive(null, response, context)); |
| } |
| |
| @Test |
| public void testHttp204ChunkedContent() throws Exception { |
| final HttpResponse response = new BasicHttpResponse(204, "OK"); |
| response.addHeader("Transfer-Encoding", "chunked"); |
| response.addHeader("Connection", "keep-alive"); |
| Assert.assertFalse(reuseStrategy.keepAlive(null, response, context)); |
| } |
| } |
| |