luni/src/test/java/libcore/java/net/ServerSocketTest.java

/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * 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 libcore.java.net;

import java.io.IOException;
import java.net.Inet4Address;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;

public class ServerSocketTest extends junit.framework.TestCase {
    public void testTimeoutAfterAccept() throws Exception {
        final ServerSocket ss = new ServerSocket(0);
        ss.setReuseAddress(true);
        // On Unix, the receive timeout is inherited by the result of accept(2).
        // Java specifies that it should always be 0 instead.
        ss.setSoTimeout(1234);
        final Socket[] result = new Socket[1];
        Thread t = new Thread(new Runnable() {
            public void run() {
                try {
                    result[0] = ss.accept();
                } catch (IOException ex) {
                    ex.printStackTrace();
                    fail();
                }
            }
        });
        t.start();
        new Socket(ss.getInetAddress(), ss.getLocalPort());
        t.join();
        assertEquals(0, result[0].getSoTimeout());
    }

    public void testInitialState() throws Exception {
        ServerSocket ss = new ServerSocket();
        try {
            assertFalse(ss.isBound());
            assertFalse(ss.isClosed());
            assertEquals(-1, ss.getLocalPort());
            assertNull(ss.getLocalSocketAddress());
            assertNull(ss.getInetAddress());
            assertTrue(ss.getReuseAddress());
            assertNull(ss.getChannel());
        } finally {
            ss.close();
        }
    }

    public void testStateAfterClose() throws Exception {
        ServerSocket ss = new ServerSocket();
        ss.bind(new InetSocketAddress(Inet4Address.getLocalHost(), 0));
        InetSocketAddress boundAddress = (InetSocketAddress) ss.getLocalSocketAddress();
        ss.close();

        assertTrue(ss.isBound());
        assertTrue(ss.isClosed());
        assertEquals(boundAddress.getAddress(), ss.getInetAddress());
        assertEquals(boundAddress.getPort(), ss.getLocalPort());

        InetSocketAddress localAddressAfterClose = (InetSocketAddress) ss.getLocalSocketAddress();
        assertEquals(boundAddress, localAddressAfterClose);
    }
}