Move common test code to IkeSocketTestBase

This CL moves common testing logic from the subclasses to
IkeSocketTestBase

Bug: 172073025
Test: FrameworksIkeTests, CtsIkeTestCases
Change-Id: I8c90e134d3e894bc6df8590538e8568161f41489
diff --git a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeSocketTestBase.java b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeSocketTestBase.java
index 2363cff..028de8e 100644
--- a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeSocketTestBase.java
+++ b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeSocketTestBase.java
@@ -16,9 +16,16 @@
 
 package com.android.internal.net.ipsec.ike;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.reset;
+import static org.mockito.Mockito.verify;
 
 import android.net.InetAddresses;
 import android.net.Network;
@@ -28,8 +35,13 @@
 import android.util.Log;
 import android.util.LongSparseArray;
 
+import com.android.internal.net.TestUtils;
+import com.android.internal.net.ipsec.ike.message.IkeHeader;
+import com.android.internal.util.HexDump;
+
 import org.junit.After;
 import org.junit.Before;
+import org.mockito.ArgumentCaptor;
 
 import java.io.FileDescriptor;
 import java.io.IOException;
@@ -206,4 +218,109 @@
             reset();
         }
     }
+
+    protected interface IkeSocketFactory {
+        IkeSocket getIkeSocket(Network network, IkeSessionStateMachine ikeSession)
+                throws ErrnoException, IOException;
+    }
+
+    protected void verifyGetAndCloseIkeSocketSameNetwork(IkeSocketFactory ikeUdpSocketFactory)
+            throws Exception {
+        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
+        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
+
+        IkeSocket ikeSocketOne = ikeUdpSocketFactory.getIkeSocket(mMockNetwork, mockIkeSessionOne);
+        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
+
+        IkeSocket ikeSocketTwo = ikeUdpSocketFactory.getIkeSocket(mMockNetwork, mockIkeSessionTwo);
+        assertEquals(2, ikeSocketTwo.mAliveIkeSessions.size());
+        assertEquals(ikeSocketOne, ikeSocketTwo);
+
+        verify(mMockNetwork).bindSocket(eq(ikeSocketOne.getFd()));
+
+        ikeSocketOne.releaseReference(mockIkeSessionOne);
+        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
+        assertTrue(isFdOpen(ikeSocketOne.getFd()));
+
+        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
+        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
+        verifyCloseFd(ikeSocketTwo.getFd());
+    }
+
+    protected void verifyGetAndCloseIkeSocketDifferentNetwork(IkeSocketFactory ikeUdpSocketFactory)
+            throws Exception {
+        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
+        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
+
+        Network mockNetworkOne = mock(Network.class);
+        Network mockNetworkTwo = mock(Network.class);
+
+        IkeSocket ikeSocketOne =
+                ikeUdpSocketFactory.getIkeSocket(mockNetworkOne, mockIkeSessionOne);
+        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
+
+        IkeSocket ikeSocketTwo =
+                ikeUdpSocketFactory.getIkeSocket(mockNetworkTwo, mockIkeSessionTwo);
+        assertEquals(1, ikeSocketTwo.mAliveIkeSessions.size());
+
+        assertNotEquals(ikeSocketOne, ikeSocketTwo);
+
+        ArgumentCaptor<FileDescriptor> fdCaptorOne = ArgumentCaptor.forClass(FileDescriptor.class);
+        ArgumentCaptor<FileDescriptor> fdCaptorTwo = ArgumentCaptor.forClass(FileDescriptor.class);
+        verify(mockNetworkOne).bindSocket(fdCaptorOne.capture());
+        verify(mockNetworkTwo).bindSocket(fdCaptorTwo.capture());
+
+        FileDescriptor fdOne = fdCaptorOne.getValue();
+        FileDescriptor fdTwo = fdCaptorTwo.getValue();
+        assertNotNull(fdOne);
+        assertNotNull(fdTwo);
+        assertNotEquals(fdOne, fdTwo);
+
+        ikeSocketOne.releaseReference(mockIkeSessionOne);
+        assertEquals(0, ikeSocketOne.mAliveIkeSessions.size());
+        verifyCloseFd(ikeSocketOne.getFd());
+
+        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
+        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
+        verifyCloseFd(ikeSocketTwo.getFd());
+    }
+
+    protected void verifyHandlePacket(
+            byte[] receivedPacket, IkeSocket.IPacketReceiver packetReceiver) throws Exception {
+        packetReceiver.handlePacket(receivedPacket, mSpiToIkeStateMachineMap);
+
+        byte[] expectedIkePacketBytes = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
+        ArgumentCaptor<IkeHeader> ikeHeaderCaptor = ArgumentCaptor.forClass(IkeHeader.class);
+        verify(mMockIkeSessionStateMachine)
+                .receiveIkePacket(ikeHeaderCaptor.capture(), eq(expectedIkePacketBytes));
+
+        IkeHeader capturedIkeHeader = ikeHeaderCaptor.getValue();
+        assertEquals(REMOTE_SPI, capturedIkeHeader.ikeInitiatorSpi);
+        assertEquals(LOCAL_SPI, capturedIkeHeader.ikeResponderSpi);
+    }
+
+    protected void verifyIkeUdpSocketReceivePacket(
+            IkeSocketFactory ikeUdpSocketFactory, IkeSocket.IPacketReceiver packetReceiver)
+            throws Exception {
+        IkeSessionStateMachine mockIkeSession = mock(IkeSessionStateMachine.class);
+        IkeUdpSocket ikeSocket =
+                (IkeUdpSocket) ikeUdpSocketFactory.getIkeSocket(mMockNetwork, mockIkeSession);
+        assertNotNull(ikeSocket);
+
+        // Set up state
+        ikeSocket.registerIke(LOCAL_SPI, mockIkeSession);
+        IkeSocket.IPacketReceiver mockPacketReceiver = mock(IkeSocket.IPacketReceiver.class);
+        IkeUdpSocket.setPacketReceiver(mockPacketReceiver);
+        try {
+            // Send a packet
+            byte[] pktBytes = HexDump.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
+            ikeSocket.handlePacket(pktBytes, pktBytes.length);
+
+            verify(mockPacketReceiver).handlePacket(eq(pktBytes), any());
+
+        } finally {
+            ikeSocket.releaseReference(mockIkeSession);
+            IkeUdpSocket.setPacketReceiver(getPacketReceiver());
+        }
+    }
 }
diff --git a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp4SocketTest.java b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp4SocketTest.java
index ee05885..6903aad 100644
--- a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp4SocketTest.java
+++ b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp4SocketTest.java
@@ -16,137 +16,54 @@
 
 package com.android.internal.net.ipsec.ike;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
 
 import android.net.Network;
 import android.os.Handler;
 import android.os.test.TestLooper;
+import android.system.ErrnoException;
 
 import com.android.internal.net.TestUtils;
-import com.android.internal.net.ipsec.ike.message.IkeHeader;
-import com.android.internal.util.HexDump;
 
 import org.junit.Test;
-import org.mockito.ArgumentCaptor;
 
-import java.io.FileDescriptor;
+import java.io.IOException;
 
-// TODO: Combine this and IkeUdp6SocketTest, and take a Factory method as an input.
 public final class IkeUdp4SocketTest extends IkeSocketTestBase {
     private final TestLooper mLooper = new TestLooper();
     private final Handler mHandler = new Handler(mLooper.getLooper());
 
+    private final IkeSocketFactory mIkeSocketFactory =
+            new IkeSocketFactory() {
+                @Override
+                public IkeSocket getIkeSocket(Network network, IkeSessionStateMachine ikeSession)
+                        throws ErrnoException, IOException {
+                    return IkeUdp4Socket.getInstance(network, ikeSession, mHandler);
+                }
+            };
+
     @Override
     protected IkeSocket.IPacketReceiver getPacketReceiver() {
         return new IkeUdpSocket.PacketReceiver();
     }
 
     @Test
-    public void testGetAndCloseIkeUdp4SocketSameNetwork() throws Exception {
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        IkeUdp4Socket ikeSocketOne =
-                IkeUdp4Socket.getInstance(mMockNetwork, mockIkeSessionOne, mHandler);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdp4Socket ikeSocketTwo =
-                IkeUdp4Socket.getInstance(mMockNetwork, mockIkeSessionTwo, mHandler);
-        assertEquals(2, ikeSocketTwo.mAliveIkeSessions.size());
-        assertEquals(ikeSocketOne, ikeSocketTwo);
-
-        verify(mMockNetwork).bindSocket(eq(ikeSocketOne.getFd()));
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-        assertTrue(isFdOpen(ikeSocketOne.getFd()));
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketTwo.getFd());
+    public void testGetAndCloseIkeUdp6SocketSameNetwork() throws Exception {
+        verifyGetAndCloseIkeSocketSameNetwork(mIkeSocketFactory);
     }
 
     @Test
-    public void testGetAndCloseIkeUdp4SocketDifferentNetwork() throws Exception {
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        Network mockNetworkOne = mock(Network.class);
-        Network mockNetworkTwo = mock(Network.class);
-
-        IkeUdp4Socket ikeSocketOne =
-                IkeUdp4Socket.getInstance(mockNetworkOne, mockIkeSessionOne, mHandler);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdp4Socket ikeSocketTwo =
-                IkeUdp4Socket.getInstance(mockNetworkTwo, mockIkeSessionTwo, mHandler);
-        assertEquals(1, ikeSocketTwo.mAliveIkeSessions.size());
-
-        assertNotEquals(ikeSocketOne, ikeSocketTwo);
-
-        ArgumentCaptor<FileDescriptor> fdCaptorOne = ArgumentCaptor.forClass(FileDescriptor.class);
-        ArgumentCaptor<FileDescriptor> fdCaptorTwo = ArgumentCaptor.forClass(FileDescriptor.class);
-        verify(mockNetworkOne).bindSocket(fdCaptorOne.capture());
-        verify(mockNetworkTwo).bindSocket(fdCaptorTwo.capture());
-
-        FileDescriptor fdOne = fdCaptorOne.getValue();
-        FileDescriptor fdTwo = fdCaptorTwo.getValue();
-        assertNotNull(fdOne);
-        assertNotNull(fdTwo);
-        assertNotEquals(fdOne, fdTwo);
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(0, ikeSocketOne.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketOne.getFd());
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketTwo.getFd());
+    public void testGetAndCloseIkeUdp6SocketDifferentNetwork() throws Exception {
+        verifyGetAndCloseIkeSocketDifferentNetwork(mIkeSocketFactory);
     }
 
     @Test
     public void testReceiveIkePacket() throws Exception {
-        IkeSessionStateMachine mockIkeSession = mock(IkeSessionStateMachine.class);
-        IkeUdp4Socket ikeSocket = IkeUdp4Socket.getInstance(mMockNetwork, mockIkeSession, mHandler);
-        assertNotNull(ikeSocket);
-
-        // Set up state
-        ikeSocket.registerIke(LOCAL_SPI, mockIkeSession);
-        IkeSocket.IPacketReceiver packetReceiver = mock(IkeSocket.IPacketReceiver.class);
-        IkeUdpSocket.setPacketReceiver(packetReceiver);
-        try {
-            // Send a packet
-            byte[] pktBytes = HexDump.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-            ikeSocket.handlePacket(pktBytes, pktBytes.length);
-
-            verify(packetReceiver).handlePacket(eq(pktBytes), any());
-
-        } finally {
-            ikeSocket.releaseReference(mockIkeSession);
-            IkeUdpSocket.setPacketReceiver(getPacketReceiver());
-        }
+        verifyIkeUdpSocketReceivePacket(mIkeSocketFactory, getPacketReceiver());
     }
 
     @Test
     public void testHandlePacket() throws Exception {
-        byte[] recvBuf = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-
-        getPacketReceiver().handlePacket(recvBuf, mSpiToIkeStateMachineMap);
-
-        byte[] expectedIkePacketBytes = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-        ArgumentCaptor<IkeHeader> ikeHeaderCaptor = ArgumentCaptor.forClass(IkeHeader.class);
-        verify(mMockIkeSessionStateMachine)
-                .receiveIkePacket(ikeHeaderCaptor.capture(), eq(expectedIkePacketBytes));
-
-        IkeHeader capturedIkeHeader = ikeHeaderCaptor.getValue();
-        assertEquals(REMOTE_SPI, capturedIkeHeader.ikeInitiatorSpi);
-        assertEquals(LOCAL_SPI, capturedIkeHeader.ikeResponderSpi);
+        verifyHandlePacket(
+                TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING), getPacketReceiver());
     }
 }
diff --git a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp6SocketTest.java b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp6SocketTest.java
index 7c6e30d..b92718f 100644
--- a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp6SocketTest.java
+++ b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdp6SocketTest.java
@@ -16,33 +16,31 @@
 
 package com.android.internal.net.ipsec.ike;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
 
 import android.net.Network;
 import android.os.Handler;
 import android.os.test.TestLooper;
+import android.system.ErrnoException;
 
 import com.android.internal.net.TestUtils;
-import com.android.internal.net.ipsec.ike.message.IkeHeader;
-import com.android.internal.util.HexDump;
 
 import org.junit.Test;
-import org.mockito.ArgumentCaptor;
 
-import java.io.FileDescriptor;
+import java.io.IOException;
 
-// TODO: Combine this and IkeUdp4SocketTest, and take a Factory method as an input.
 public final class IkeUdp6SocketTest extends IkeSocketTestBase {
     private final TestLooper mLooper = new TestLooper();
     private final Handler mHandler = new Handler(mLooper.getLooper());
 
+    private final IkeSocketFactory mIkeSocketFactory =
+            new IkeSocketFactory() {
+                @Override
+                public IkeSocket getIkeSocket(Network network, IkeSessionStateMachine ikeSession)
+                        throws ErrnoException, IOException {
+                    return IkeUdp6Socket.getInstance(network, ikeSession, mHandler);
+                }
+            };
+
     @Override
     protected IkeSocket.IPacketReceiver getPacketReceiver() {
         return new IkeUdpSocket.PacketReceiver();
@@ -50,103 +48,22 @@
 
     @Test
     public void testGetAndCloseIkeUdp6SocketSameNetwork() throws Exception {
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        IkeUdp6Socket ikeSocketOne =
-                IkeUdp6Socket.getInstance(mMockNetwork, mockIkeSessionOne, mHandler);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdp6Socket ikeSocketTwo =
-                IkeUdp6Socket.getInstance(mMockNetwork, mockIkeSessionTwo, mHandler);
-        assertEquals(2, ikeSocketTwo.mAliveIkeSessions.size());
-        assertEquals(ikeSocketOne, ikeSocketTwo);
-
-        verify(mMockNetwork).bindSocket(eq(ikeSocketOne.getFd()));
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-        assertTrue(isFdOpen(ikeSocketOne.getFd()));
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketTwo.getFd());
+        verifyGetAndCloseIkeSocketSameNetwork(mIkeSocketFactory);
     }
 
     @Test
     public void testGetAndCloseIkeUdp6SocketDifferentNetwork() throws Exception {
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        Network mockNetworkOne = mock(Network.class);
-        Network mockNetworkTwo = mock(Network.class);
-
-        IkeUdp6Socket ikeSocketOne =
-                IkeUdp6Socket.getInstance(mockNetworkOne, mockIkeSessionOne, mHandler);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdp6Socket ikeSocketTwo =
-                IkeUdp6Socket.getInstance(mockNetworkTwo, mockIkeSessionTwo, mHandler);
-        assertEquals(1, ikeSocketTwo.mAliveIkeSessions.size());
-
-        assertNotEquals(ikeSocketOne, ikeSocketTwo);
-
-        ArgumentCaptor<FileDescriptor> fdCaptorOne = ArgumentCaptor.forClass(FileDescriptor.class);
-        ArgumentCaptor<FileDescriptor> fdCaptorTwo = ArgumentCaptor.forClass(FileDescriptor.class);
-        verify(mockNetworkOne).bindSocket(fdCaptorOne.capture());
-        verify(mockNetworkTwo).bindSocket(fdCaptorTwo.capture());
-
-        FileDescriptor fdOne = fdCaptorOne.getValue();
-        FileDescriptor fdTwo = fdCaptorTwo.getValue();
-        assertNotNull(fdOne);
-        assertNotNull(fdTwo);
-        assertNotEquals(fdOne, fdTwo);
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(0, ikeSocketOne.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketOne.getFd());
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
-        verifyCloseFd(ikeSocketTwo.getFd());
+        verifyGetAndCloseIkeSocketDifferentNetwork(mIkeSocketFactory);
     }
 
     @Test
     public void testReceiveIkePacket() throws Exception {
-        IkeSessionStateMachine mockIkeSession = mock(IkeSessionStateMachine.class);
-        IkeUdp6Socket ikeSocket = IkeUdp6Socket.getInstance(mMockNetwork, mockIkeSession, mHandler);
-        assertNotNull(ikeSocket);
-
-        // Set up state
-        ikeSocket.registerIke(LOCAL_SPI, mockIkeSession);
-        IkeSocket.IPacketReceiver packetReceiver = mock(IkeSocket.IPacketReceiver.class);
-        IkeUdpSocket.setPacketReceiver(packetReceiver);
-        try {
-            // Send a packet
-            byte[] pktBytes = HexDump.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-            ikeSocket.handlePacket(pktBytes, pktBytes.length);
-
-            verify(packetReceiver).handlePacket(eq(pktBytes), any());
-
-        } finally {
-            ikeSocket.releaseReference(mockIkeSession);
-            IkeUdpSocket.setPacketReceiver(getPacketReceiver());
-        }
+        verifyIkeUdpSocketReceivePacket(mIkeSocketFactory, getPacketReceiver());
     }
 
     @Test
     public void testHandlePacket() throws Exception {
-        byte[] recvBuf = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-
-        getPacketReceiver().handlePacket(recvBuf, mSpiToIkeStateMachineMap);
-
-        byte[] expectedIkePacketBytes = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-        ArgumentCaptor<IkeHeader> ikeHeaderCaptor = ArgumentCaptor.forClass(IkeHeader.class);
-        verify(mMockIkeSessionStateMachine)
-                .receiveIkePacket(ikeHeaderCaptor.capture(), eq(expectedIkePacketBytes));
-
-        IkeHeader capturedIkeHeader = ikeHeaderCaptor.getValue();
-        assertEquals(REMOTE_SPI, capturedIkeHeader.ikeInitiatorSpi);
-        assertEquals(LOCAL_SPI, capturedIkeHeader.ikeResponderSpi);
+        verifyHandlePacket(
+                TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING), getPacketReceiver());
     }
 }
diff --git a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdpEncapSocketTest.java b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdpEncapSocketTest.java
index c75c3c6..8d0a0dc 100644
--- a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdpEncapSocketTest.java
+++ b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/IkeUdpEncapSocketTest.java
@@ -17,15 +17,11 @@
 package com.android.internal.net.ipsec.ike;
 
 import static org.junit.Assert.assertArrayEquals;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.anyInt;
 import static org.mockito.Mockito.anyObject;
 import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
@@ -39,13 +35,13 @@
 import android.net.Network;
 import android.os.HandlerThread;
 import android.os.Looper;
+import android.os.test.TestLooper;
 import android.system.ErrnoException;
 import android.util.Log;
 
 import androidx.test.InstrumentationRegistry;
 
 import com.android.internal.net.TestUtils;
-import com.android.internal.net.ipsec.ike.message.IkeHeader;
 import com.android.internal.net.ipsec.ike.testutils.MockIpSecTestUtils;
 import com.android.server.IpSecService;
 
@@ -53,7 +49,6 @@
 import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;
-import org.mockito.ArgumentCaptor;
 
 import java.io.FileDescriptor;
 import java.io.IOException;
@@ -61,12 +56,28 @@
 import java.nio.ByteBuffer;
 
 public final class IkeUdpEncapSocketTest extends IkeSocketTestBase {
+    private final TestLooper mLooper = new TestLooper();
+
     private UdpEncapsulationSocket mSpyUdpEncapSocket;
 
     private UdpEncapsulationSocket mSpyDummyUdpEncapSocketOne;
     private UdpEncapsulationSocket mSpyDummyUdpEncapSocketTwo;
     private IpSecManager mSpyIpSecManager;
 
+    private final IkeSocketFactory mIkeSocketFactory =
+            new IkeSocketFactory() {
+                @Override
+                public IkeSocket getIkeSocket(Network network, IkeSessionStateMachine ikeSession)
+                        throws ErrnoException, IOException {
+                    try {
+                        return IkeUdpEncapSocket.getIkeUdpEncapSocket(
+                                network, mSpyIpSecManager, ikeSession, mLooper.getLooper());
+                    } catch (ResourceUnavailableException e) {
+                        throw new IllegalStateException(e);
+                    }
+                }
+            };
+
     @Override
     @Before
     public void setUp() throws Exception {
@@ -110,85 +121,24 @@
 
     @Test
     public void testGetAndCloseIkeUdpEncapSocketSameNetwork() throws Exception {
-        // Must be prepared here; AndroidJUnitRunner runs tests on different threads from the
-        // setUp() call. Since the new Handler() call is run in getIkeUdpEncapSocket, the Looper
-        // must be prepared here.
-        if (Looper.myLooper() == null) Looper.prepare();
-
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        IkeUdpEncapSocket ikeSocketOne =
-                IkeUdpEncapSocket.getIkeUdpEncapSocket(
-                        mMockNetwork, mSpyIpSecManager, mockIkeSessionOne, Looper.myLooper());
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdpEncapSocket ikeSocketTwo =
-                IkeUdpEncapSocket.getIkeUdpEncapSocket(
-                        mMockNetwork, mSpyIpSecManager, mockIkeSessionTwo, Looper.myLooper());
-        assertEquals(2, ikeSocketTwo.mAliveIkeSessions.size());
-        assertEquals(ikeSocketOne, ikeSocketTwo);
-
+        verifyGetAndCloseIkeSocketSameNetwork(mIkeSocketFactory);
         verify(mSpyIpSecManager).openUdpEncapsulationSocket();
-        verify(mMockNetwork).bindSocket(any(FileDescriptor.class));
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-        verify(mSpyDummyUdpEncapSocketOne, never()).close();
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
         verify(mSpyDummyUdpEncapSocketOne).close();
     }
 
     @Test
     public void testGetAndCloseIkeUdpEncapSocketDifferentNetwork() throws Exception {
-        // Must be prepared here; AndroidJUnitRunner runs tests on different threads from the
-        // setUp() call. Since the new Handler() call is run in getIkeUdpEncapSocket, the Looper
-        // must be prepared here.
-        if (Looper.myLooper() == null) Looper.prepare();
-
-        IkeSessionStateMachine mockIkeSessionOne = mock(IkeSessionStateMachine.class);
-        IkeSessionStateMachine mockIkeSessionTwo = mock(IkeSessionStateMachine.class);
-
-        Network mockNetworkOne = mock(Network.class);
-        Network mockNetworkTwo = mock(Network.class);
-
-        IkeUdpEncapSocket ikeSocketOne =
-                IkeUdpEncapSocket.getIkeUdpEncapSocket(
-                        mockNetworkOne, mSpyIpSecManager, mockIkeSessionOne, Looper.myLooper());
-        assertEquals(1, ikeSocketOne.mAliveIkeSessions.size());
-
-        IkeUdpEncapSocket ikeSocketTwo =
-                IkeUdpEncapSocket.getIkeUdpEncapSocket(
-                        mockNetworkTwo, mSpyIpSecManager, mockIkeSessionTwo, Looper.myLooper());
-        assertEquals(1, ikeSocketTwo.mAliveIkeSessions.size());
-
-        assertNotEquals(ikeSocketOne, ikeSocketTwo);
+        verifyGetAndCloseIkeSocketDifferentNetwork(mIkeSocketFactory);
         verify(mSpyIpSecManager, times(2)).openUdpEncapsulationSocket();
-
-        ArgumentCaptor<FileDescriptor> fdCaptorOne = ArgumentCaptor.forClass(FileDescriptor.class);
-        ArgumentCaptor<FileDescriptor> fdCaptorTwo = ArgumentCaptor.forClass(FileDescriptor.class);
-        verify(mockNetworkOne).bindSocket(fdCaptorOne.capture());
-        verify(mockNetworkTwo).bindSocket(fdCaptorTwo.capture());
-
-        FileDescriptor fdOne = fdCaptorOne.getValue();
-        FileDescriptor fdTwo = fdCaptorTwo.getValue();
-        assertNotNull(fdOne);
-        assertNotNull(fdTwo);
-        assertNotEquals(fdOne, fdTwo);
-
-        ikeSocketOne.releaseReference(mockIkeSessionOne);
-        assertEquals(0, ikeSocketOne.mAliveIkeSessions.size());
         verify(mSpyDummyUdpEncapSocketOne).close();
-
-        ikeSocketTwo.releaseReference(mockIkeSessionTwo);
-        assertEquals(0, ikeSocketTwo.mAliveIkeSessions.size());
         verify(mSpyDummyUdpEncapSocketTwo).close();
     }
 
     @Ignore
     public void disableTestSendIkePacket() throws Exception {
+        // Must be prepared here; AndroidJUnitRunner runs tests on different threads
+        // from the setUp() call. Since the new Handler() call is run in
+        // getIkeUdpEncapSocket, the Looper must be prepared here.
         if (Looper.myLooper() == null) Looper.prepare();
 
         // Send IKE packet
@@ -293,16 +243,7 @@
                 TestUtils.hexStringToByteArray(
                         NON_ESP_MARKER_HEX_STRING + IKE_REQ_MESSAGE_HEX_STRING);
 
-        getPacketReceiver().handlePacket(recvBuf, mSpiToIkeStateMachineMap);
-
-        byte[] expectedIkePacketBytes = TestUtils.hexStringToByteArray(IKE_REQ_MESSAGE_HEX_STRING);
-        ArgumentCaptor<IkeHeader> ikeHeaderCaptor = ArgumentCaptor.forClass(IkeHeader.class);
-        verify(mMockIkeSessionStateMachine)
-                .receiveIkePacket(ikeHeaderCaptor.capture(), eq(expectedIkePacketBytes));
-
-        IkeHeader capturedIkeHeader = ikeHeaderCaptor.getValue();
-        assertEquals(REMOTE_SPI, capturedIkeHeader.ikeInitiatorSpi);
-        assertEquals(LOCAL_SPI, capturedIkeHeader.ikeResponderSpi);
+        verifyHandlePacket(recvBuf, getPacketReceiver());
     }
 
     @Test