| /* |
| * Copyright (C) 2014 Square, Inc. |
| * |
| * Licensed 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. |
| */ |
| package okio; |
| |
| import java.io.EOFException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.net.SocketTimeoutException; |
| import java.util.concurrent.TimeUnit; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| public final class SocketTimeoutTest { |
| |
| // The size of the socket buffers to use. Less than half the data transferred during tests to |
| // ensure send and receive buffers are flooded and any necessary blocking behavior takes place. |
| private static final int SOCKET_BUFFER_SIZE = 256 * 1024; |
| private static final int ONE_MB = 1024 * 1024; |
| |
| @Test public void readWithoutTimeout() throws Exception { |
| Socket socket = socket(ONE_MB, 0); |
| BufferedSource source = Okio.buffer(Okio.source(socket)); |
| source.timeout().timeout(5000, TimeUnit.MILLISECONDS); |
| source.require(ONE_MB); |
| socket.close(); |
| } |
| |
| @Test public void readWithTimeout() throws Exception { |
| Socket socket = socket(0, 0); |
| BufferedSource source = Okio.buffer(Okio.source(socket)); |
| source.timeout().timeout(250, TimeUnit.MILLISECONDS); |
| try { |
| source.require(ONE_MB); |
| fail(); |
| } catch (SocketTimeoutException expected) { |
| } |
| socket.close(); |
| } |
| |
| @Test public void writeWithoutTimeout() throws Exception { |
| Socket socket = socket(0, ONE_MB); |
| Sink sink = Okio.buffer(Okio.sink(socket)); |
| sink.timeout().timeout(500, TimeUnit.MILLISECONDS); |
| byte[] data = new byte[ONE_MB]; |
| sink.write(new Buffer().write(data), data.length); |
| sink.flush(); |
| socket.close(); |
| } |
| |
| @Test public void writeWithTimeout() throws Exception { |
| Socket socket = socket(0, 0); |
| Sink sink = Okio.sink(socket); |
| sink.timeout().timeout(500, TimeUnit.MILLISECONDS); |
| byte[] data = new byte[ONE_MB]; |
| long start = System.nanoTime(); |
| try { |
| sink.write(new Buffer().write(data), data.length); |
| sink.flush(); |
| fail(); |
| } catch (SocketTimeoutException expected) { |
| } |
| long elapsed = System.nanoTime() - start; |
| socket.close(); |
| |
| assertTrue("elapsed: " + elapsed, TimeUnit.NANOSECONDS.toMillis(elapsed) >= 500); |
| assertTrue("elapsed: " + elapsed, TimeUnit.NANOSECONDS.toMillis(elapsed) <= 750); |
| } |
| |
| /** |
| * Returns a socket that can read {@code readableByteCount} incoming bytes and |
| * will accept {@code writableByteCount} written bytes. The socket will idle |
| * for 5 seconds when the required data has been read and written. |
| */ |
| static Socket socket(final int readableByteCount, final int writableByteCount) throws IOException { |
| final ServerSocket serverSocket = new ServerSocket(0); |
| serverSocket.setReuseAddress(true); |
| serverSocket.setReceiveBufferSize(SOCKET_BUFFER_SIZE); |
| |
| Thread peer = new Thread("peer") { |
| @Override public void run() { |
| Socket socket = null; |
| try { |
| socket = serverSocket.accept(); |
| socket.setSendBufferSize(SOCKET_BUFFER_SIZE); |
| writeFully(socket.getOutputStream(), readableByteCount); |
| readFully(socket.getInputStream(), writableByteCount); |
| Thread.sleep(5000); // Sleep 5 seconds so the peer can close the connection. |
| } catch (Exception ignored) { |
| } finally { |
| try { |
| if (socket != null) socket.close(); |
| } catch (IOException ignored) { |
| } |
| } |
| } |
| }; |
| peer.start(); |
| |
| Socket socket = new Socket(serverSocket.getInetAddress(), serverSocket.getLocalPort()); |
| socket.setReceiveBufferSize(SOCKET_BUFFER_SIZE); |
| socket.setSendBufferSize(SOCKET_BUFFER_SIZE); |
| return socket; |
| } |
| |
| private static void writeFully(OutputStream out, int byteCount) throws IOException { |
| out.write(new byte[byteCount]); |
| out.flush(); |
| } |
| |
| private static byte[] readFully(InputStream in, int byteCount) throws IOException { |
| int count = 0; |
| byte[] result = new byte[byteCount]; |
| while (count < byteCount) { |
| int read = in.read(result, count, result.length - count); |
| if (read == -1) throw new EOFException(); |
| count += read; |
| } |
| return result; |
| } |
| } |