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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 // | |
| 5 // Echo server test program for testing sockets. | |
| 6 // | |
| 7 // VMOptions= | |
| 8 // VMOptions=--short_socket_read | |
| 9 // VMOptions=--short_socket_write | |
| 10 // VMOptions=--short_socket_read --short_socket_write | |
| 11 | |
| 12 #import("dart:io"); | |
| 13 #import("dart:isolate"); | |
| 14 #source("TestingServer.dart"); | |
| 15 | |
| 16 class EchoServerTest { | |
| 17 | |
| 18 static void testMain() { | |
| 19 EchoServerGame echoServerGame = new EchoServerGame.start(); | |
| 20 } | |
| 21 } | |
| 22 | |
| 23 class EchoServerGame { | |
| 24 | |
| 25 static final MSGSIZE = 10; | |
| 26 static final MESSAGES = 100; | |
| 27 static final FIRSTCHAR = 65; | |
| 28 | |
| 29 EchoServerGame.start() | |
| 30 : _receivePort = new ReceivePort(), | |
| 31 _sendPort = null, | |
| 32 _buffer = new List<int>(MSGSIZE), | |
| 33 _messages = 0 { | |
| 34 for (int i = 0; i < MSGSIZE; i++) { | |
| 35 _buffer[i] = FIRSTCHAR + i; | |
| 36 } | |
| 37 new EchoServer().spawn().then((SendPort port) { | |
| 38 _sendPort = port; | |
| 39 start(); | |
| 40 }); | |
| 41 } | |
| 42 | |
| 43 void sendData() { | |
| 44 Socket _socket; | |
| 45 | |
| 46 void messageHandler() { | |
| 47 | |
| 48 List<int> bufferReceived = new List<int>(MSGSIZE); | |
| 49 int bytesRead = 0; | |
| 50 | |
| 51 void handleRead() { | |
| 52 bytesRead += _socket.readList( | |
| 53 bufferReceived, bytesRead, MSGSIZE - bytesRead); | |
| 54 if (bytesRead < MSGSIZE) { | |
| 55 // We check every time the whole buffer to verify data integrity. | |
| 56 for (int i = 0; i < bytesRead; i++) { | |
| 57 Expect.equals(FIRSTCHAR + i, bufferReceived[i]); | |
| 58 } | |
| 59 _socket.onData = handleRead; | |
| 60 } else { | |
| 61 // We check every time the whole buffer to verify data integrity. | |
| 62 for (int i = 0; i < MSGSIZE; i++) { | |
| 63 Expect.equals(FIRSTCHAR + i, bufferReceived[i]); | |
| 64 } | |
| 65 _messages++; | |
| 66 _socket.close(); | |
| 67 if (_messages < MESSAGES) { | |
| 68 sendData(); | |
| 69 } else { | |
| 70 shutdown(); | |
| 71 } | |
| 72 } | |
| 73 } | |
| 74 | |
| 75 handleRead(); | |
| 76 } | |
| 77 | |
| 78 void errorHandler() { | |
| 79 Expect.fail("Socket error"); | |
| 80 } | |
| 81 | |
| 82 void connectHandler() { | |
| 83 | |
| 84 void writeMessage() { | |
| 85 int bytesWritten = 0; | |
| 86 | |
| 87 void handleWrite() { | |
| 88 bytesWritten += _socket.writeList( | |
| 89 _buffer, bytesWritten, MSGSIZE - bytesWritten); | |
| 90 if (bytesWritten < MSGSIZE) { | |
| 91 _socket.onWrite = handleWrite; | |
| 92 } | |
| 93 } | |
| 94 | |
| 95 handleWrite(); | |
| 96 } | |
| 97 | |
| 98 _socket.onData = messageHandler; | |
| 99 _socket.onError = errorHandler; | |
| 100 writeMessage(); | |
| 101 } | |
| 102 | |
| 103 _socket = new Socket(TestingServer.HOST, _port); | |
| 104 if (_socket !== null) { | |
| 105 _socket.onConnect = connectHandler; | |
| 106 } else { | |
| 107 Expect.fail("Socket creation failed"); | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 void start() { | |
| 112 _receivePort.receive((var message, SendPort replyTo) { | |
| 113 _port = message; | |
| 114 sendData(); | |
| 115 }); | |
| 116 _sendPort.send(TestingServer.INIT, _receivePort.toSendPort()); | |
| 117 } | |
| 118 | |
| 119 void shutdown() { | |
| 120 _sendPort.send(TestingServer.SHUTDOWN, _receivePort.toSendPort()); | |
| 121 _receivePort.close(); | |
| 122 } | |
| 123 | |
| 124 int _port; | |
| 125 ReceivePort _receivePort; | |
| 126 SendPort _sendPort; | |
| 127 List<int> _buffer; | |
| 128 int _messages; | |
| 129 } | |
| 130 | |
| 131 class EchoServer extends TestingServer { | |
| 132 | |
| 133 static final msgSize = EchoServerGame.MSGSIZE; | |
| 134 | |
| 135 void onConnection(Socket connection) { | |
| 136 | |
| 137 void messageHandler() { | |
| 138 | |
| 139 List<int> buffer = new List<int>(msgSize); | |
| 140 int bytesRead = 0; | |
| 141 | |
| 142 void handleRead() { | |
| 143 int read = connection.readList(buffer, bytesRead, msgSize - bytesRead); | |
| 144 if (read > 0) { | |
| 145 bytesRead += read; | |
| 146 if (bytesRead < msgSize) { | |
| 147 // We check every time the whole buffer to verify data integrity. | |
| 148 for (int i = 0; i < bytesRead; i++) { | |
| 149 Expect.equals(EchoServerGame.FIRSTCHAR + i, buffer[i]); | |
| 150 } | |
| 151 connection.onData = handleRead; | |
| 152 } else { | |
| 153 // We check every time the whole buffer to verify data integrity. | |
| 154 for (int i = 0; i < msgSize; i++) { | |
| 155 Expect.equals(EchoServerGame.FIRSTCHAR + i, buffer[i]); | |
| 156 } | |
| 157 | |
| 158 void writeMessage() { | |
| 159 | |
| 160 int bytesWritten = 0; | |
| 161 | |
| 162 void handleWrite() { | |
| 163 int written = connection.writeList( | |
| 164 buffer, bytesWritten, msgSize - bytesWritten); | |
| 165 bytesWritten += written; | |
| 166 if (bytesWritten < msgSize) { | |
| 167 connection.onWrite = handleWrite; | |
| 168 } else { | |
| 169 connection.close(true); | |
| 170 } | |
| 171 } | |
| 172 handleWrite(); | |
| 173 } | |
| 174 writeMessage(); | |
| 175 } | |
| 176 } | |
| 177 } | |
| 178 | |
| 179 handleRead(); | |
| 180 } | |
| 181 | |
| 182 void closeHandler() { | |
| 183 connection.close(); | |
| 184 } | |
| 185 | |
| 186 void errorHandler() { | |
| 187 Expect.fail("Socket error"); | |
| 188 } | |
| 189 | |
| 190 connection.onData = messageHandler; | |
| 191 connection.onClosed = closeHandler; | |
| 192 connection.onError = errorHandler; | |
| 193 } | |
| 194 } | |
| 195 | |
| 196 main() { | |
| 197 EchoServerTest.testMain(); | |
| 198 } | |
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