1 package fi.iki.elonen; 2 3 /* 4 * #%L 5 * NanoHttpd-Core 6 * %% 7 * Copyright (C) 2012 - 2015 nanohttpd 8 * %% 9 * Redistribution and use in source and binary forms, with or without modification, 10 * are permitted provided that the following conditions are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright notice, this 13 * list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the nanohttpd nor the names of its contributors 20 * may be used to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 31 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 32 * OF THE POSSIBILITY OF SUCH DAMAGE. 33 * #L% 34 */ 35 36 import static junit.framework.Assert.fail; 37 38 import java.io.ByteArrayOutputStream; 39 import java.io.PipedInputStream; 40 import java.io.PipedOutputStream; 41 42 import org.junit.Test; 43 44 public class HttpKeepAliveTest extends HttpServerTest { 45 46 private Throwable error = null; 47 48 @Test 49 public void testManyGetRequests() throws Exception { 50 String request = "GET " + HttpServerTest.URI + " HTTP/1.1\r\n\r\n"; 51 String[] expected = { 52 "HTTP/1.1 200 OK", 53 "Content-Type: text/html", 54 "Date: .*", 55 "Connection: keep-alive", 56 "Content-Length: 0", 57 "" 58 }; 59 testManyRequests(request, expected); 60 } 61 62 @Test 63 public void testManyPutRequests() throws Exception { 64 String data = "BodyData 1\nLine 2"; 65 String request = "PUT " + HttpServerTest.URI + " HTTP/1.1\r\nContent-Length: " + data.length() + "\r\n\r\n" + data; 66 String[] expected = { 67 "HTTP/1.1 200 OK", 68 "Content-Type: text/html", 69 "Date: .*", 70 "Connection: keep-alive", 71 "Content-Length: 0", 72 "" 73 }; 74 testManyRequests(request, expected); 75 } 76 77 /** 78 * Issue the given request many times to check whether an error occurs. For 79 * this test, a small stack size is used, since a stack overflow is among 80 * the possible errors. 81 * 82 * @param request 83 * The request to issue 84 * @param expected 85 * The expected response 86 */ 87 public void testManyRequests(final String request, final String[] expected) throws Exception { 88 Runnable r = new Runnable() { 89 90 @Override 91 public void run() { 92 try { 93 PipedOutputStream requestStream = new PipedOutputStream(); 94 PipedInputStream inputStream = new PipedInputStream(requestStream); 95 ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); 96 NanoHTTPD.DefaultTempFileManager tempFileManager = new NanoHTTPD.DefaultTempFileManager(); 97 try { 98 NanoHTTPD.HTTPSession session = HttpKeepAliveTest.this.testServer.createSession(tempFileManager, inputStream, outputStream); 99 for (int i = 0; i < 2048; i++) { 100 requestStream.write(request.getBytes()); 101 requestStream.flush(); 102 outputStream.reset(); 103 session.execute(); 104 assertResponse(outputStream, expected); 105 } 106 107 // Finally, try "Connection: Close" 108 String closeReq = request.replaceAll("HTTP/1.1", "HTTP/1.1\r\nConnection: Close"); 109 expected[3] = "Connection: close"; 110 requestStream.write(closeReq.getBytes()); 111 outputStream.reset(); 112 requestStream.flush(); 113 // Server should now close the socket by throwing a 114 // SocketException: 115 try { 116 session.execute(); 117 } catch (java.net.SocketException se) { 118 junit.framework.Assert.assertEquals(se.getMessage(), "NanoHttpd Shutdown"); 119 } 120 assertResponse(outputStream, expected); 121 122 } finally { 123 tempFileManager.clear(); 124 } 125 } catch (Throwable t) { 126 HttpKeepAliveTest.this.error = t; 127 } 128 } 129 }; 130 Thread t = new Thread(null, r, "Request Thread", 1 << 17); 131 t.start(); 132 t.join(); 133 if (this.error != null) { 134 fail("" + this.error); 135 this.error.printStackTrace(); 136 } 137 } 138 } 139
