tests/tests/net/src/android/net/cts/LocalServerSocketTest.java

/*
 * Copyright (C) 2008 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 android.net.cts;

import java.io.FileDescriptor;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Socket;
import android.net.LocalServerSocket;
import android.net.LocalSocket;
import android.net.LocalSocketAddress;
import android.os.ParcelFileDescriptor;
import android.test.AndroidTestCase;
import dalvik.annotation.TestInfo;
import dalvik.annotation.TestStatus;
import dalvik.annotation.TestTarget;
import dalvik.annotation.TestTargetClass;
import dalvik.annotation.ToBeFixed;

@TestTargetClass(LocalServerSocket.class)
public class LocalServerSocketTest extends AndroidTestCase {
    @TestInfo(
      status = TestStatus.TBR,
      notes = "test LocalServerSocket",
      targets = {
        @TestTarget(
          methodName = "accept",
          methodArgs = {}
        ),
        @TestTarget(
          methodName = "close",
          methodArgs = {}
        ),
        @TestTarget(
          methodName = "getFileDescriptor",
          methodArgs = {}
        ),
        @TestTarget(
          methodName = "getLocalSocketAddress",
          methodArgs = {}
        ),
        @TestTarget(
          methodName = "LocalServerSocket",
          methodArgs = {FileDescriptor.class}
        ),
        @TestTarget(
          methodName = "LocalServerSocket",
          methodArgs = {String.class}
        )
    })
    @ToBeFixed(bug = "1520987", explanation = "Cannot find a proper FileDescriptor for " +
            "android.net.LocalServerSocket constructor")
    public void testLocalServerSocket() throws IOException {
        LocalServerSocket localServerSocket = new LocalServerSocket(LocalSocketTest.mSockAddr);
        assertNotNull(localServerSocket.getLocalSocketAddress());
        commonFunctions(localServerSocket);

        Socket socket = new Socket("www.google.com", 80);
        ParcelFileDescriptor parcelFD = ParcelFileDescriptor.fromSocket(socket);
        FileDescriptor fd = parcelFD.getFileDescriptor();

        // enable the following after bug 1520987 fixed
//        localServerSocket = new LocalServerSocket(fd);
//        assertNull(localServerSocket.getLocalSocketAddress());
//        commonFunctions(localServerSocket);
    }

    public void commonFunctions(LocalServerSocket localServerSocket) throws IOException {
        // create client socket
        LocalSocket clientSocket = new LocalSocket();

        // establish connection between client and server
        clientSocket.connect(new LocalSocketAddress(LocalSocketTest.mSockAddr));
        LocalSocket serverSocket = localServerSocket.accept();

        // send data from client to server
        OutputStream clientOutStream = clientSocket.getOutputStream();
        clientOutStream.write(12);
        InputStream serverInStream = serverSocket.getInputStream();
        assertEquals(12, serverInStream.read());

        // send data from server to client
        OutputStream serverOutStream = serverSocket.getOutputStream();
        serverOutStream.write(3);
        InputStream clientInStream = clientSocket.getInputStream();
        assertEquals(3, clientInStream.read());

        // close server socket
        assertNotNull(localServerSocket.getFileDescriptor());
        localServerSocket.close();
        assertNull(localServerSocket.getFileDescriptor());
    }
}