| /* |
| * 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 libcore.java.net; |
| |
| import java.io.IOException; |
| import java.lang.reflect.Field; |
| import java.net.DatagramPacket; |
| import java.net.DatagramSocket; |
| import java.net.DatagramSocketImpl; |
| import java.net.DatagramSocketImplFactory; |
| import java.net.InetAddress; |
| import java.net.NetworkInterface; |
| import java.net.SocketAddress; |
| import java.net.SocketException; |
| import junit.framework.TestCase; |
| |
| public class OldDatagramSocketImplFactoryTest extends TestCase { |
| |
| DatagramSocketImplFactory oldFactory = null; |
| Field factoryField = null; |
| |
| boolean isTestable = false; |
| |
| boolean isDatagramSocketImplCalled = false; |
| boolean isCreateDatagramSocketImpl = false; |
| |
| public void test_createDatagramSocketImpl() throws IllegalArgumentException, IOException { |
| if (isTestable) { |
| |
| DatagramSocketImplFactory factory = new TestDatagramSocketImplFactory(); |
| assertFalse(isCreateDatagramSocketImpl); |
| DatagramSocket.setDatagramSocketImplFactory(factory); |
| |
| try { |
| new java.net.DatagramSocket(); |
| assertTrue(isCreateDatagramSocketImpl); |
| assertTrue(isDatagramSocketImplCalled); |
| } catch (Exception e) { |
| fail("Exception during test : " + e.getMessage()); |
| |
| } |
| |
| try { |
| DatagramSocket.setDatagramSocketImplFactory(factory); |
| fail("SocketException was not thrown."); |
| } catch(SocketException se) { |
| //expected |
| } |
| |
| try { |
| DatagramSocket.setDatagramSocketImplFactory(null); |
| fail("SocketException was not thrown."); |
| } catch(SocketException se) { |
| //expected |
| } |
| |
| } else { |
| |
| TestDatagramSocketImplFactory dsf = new TestDatagramSocketImplFactory(); |
| DatagramSocketImpl dsi = dsf.createDatagramSocketImpl(); |
| try { |
| assertNull(dsi.getOption(0)); |
| } catch (SocketException e) { |
| fail("SocketException was thrown."); |
| } |
| } |
| } |
| |
| public void setUp() { |
| Field [] fields = DatagramSocket.class.getDeclaredFields(); |
| int counter = 0; |
| for (Field field : fields) { |
| if (DatagramSocketImplFactory.class.equals(field.getType())) { |
| counter++; |
| factoryField = field; |
| } |
| } |
| |
| if(counter == 1) { |
| |
| isTestable = true; |
| |
| factoryField.setAccessible(true); |
| try { |
| oldFactory = (DatagramSocketImplFactory) factoryField.get(null); |
| } catch (IllegalArgumentException e) { |
| fail("IllegalArgumentException was thrown during setUp: " |
| + e.getMessage()); |
| } catch (IllegalAccessException e) { |
| fail("IllegalAccessException was thrown during setUp: " |
| + e.getMessage()); |
| } |
| } |
| } |
| |
| public void tearDown() { |
| if(isTestable) { |
| try { |
| factoryField.set(null, oldFactory); |
| } catch (IllegalArgumentException e) { |
| fail("IllegalArgumentException was thrown during tearDown: " |
| + e.getMessage()); |
| } catch (IllegalAccessException e) { |
| fail("IllegalAccessException was thrown during tearDown: " |
| + e.getMessage()); |
| } |
| } |
| } |
| |
| class TestDatagramSocketImplFactory implements DatagramSocketImplFactory { |
| public DatagramSocketImpl createDatagramSocketImpl() { |
| isCreateDatagramSocketImpl = true; |
| return new TestDatagramSocketImpl(); |
| } |
| } |
| |
| class TestDatagramSocketImpl extends DatagramSocketImpl { |
| |
| @Override |
| protected void bind(int arg0, InetAddress arg1) throws SocketException { |
| } |
| |
| @Override |
| protected void close() { |
| } |
| |
| @Override |
| protected void create() throws SocketException { |
| isDatagramSocketImplCalled = true; |
| } |
| |
| @Override |
| protected byte getTTL() throws IOException { |
| return 0; |
| } |
| |
| @Override |
| protected int getTimeToLive() throws IOException { |
| return 0; |
| } |
| |
| @Override |
| protected void join(InetAddress arg0) throws IOException { |
| } |
| |
| @Override |
| protected void joinGroup(SocketAddress arg0, NetworkInterface arg1) throws IOException { |
| } |
| |
| @Override |
| protected void leave(InetAddress arg0) throws IOException { |
| } |
| |
| @Override |
| protected void leaveGroup(SocketAddress arg0, NetworkInterface arg1) throws IOException { |
| } |
| |
| @Override |
| public int peek(InetAddress arg0) throws IOException { |
| return 10; |
| } |
| |
| @Override |
| protected int peekData(DatagramPacket arg0) throws IOException { |
| return 0; |
| } |
| |
| @Override |
| protected void receive(DatagramPacket arg0) throws IOException { |
| } |
| |
| @Override |
| protected void send(DatagramPacket arg0) throws IOException { |
| } |
| |
| @Override |
| protected void setTTL(byte arg0) throws IOException { |
| } |
| |
| @Override |
| protected void setTimeToLive(int arg0) throws IOException { |
| } |
| |
| public Object getOption(int arg0) throws SocketException { |
| return null; |
| } |
| |
| public void setOption(int arg0, Object arg1) throws SocketException { |
| } |
| } |
| } |