Implementation for enabling remote rpc calls between 2 instances of md-sal

[controller.git] / opendaylight / md-sal / sal-remoterpc-connector / implementation / src / test / java / org / opendaylight / controller / sal / connector / remoterpc / SocketManagerTest.java

diff --git a/opendaylight/md-sal/sal-remoterpc-connector/implementation/src/test/java/org/opendaylight/controller/sal/connector/remoterpc/SocketManagerTest.java b/opendaylight/md-sal/sal-remoterpc-connector/implementation/src/test/java/org/opendaylight/controller/sal/connector/remoterpc/SocketManagerTest.java
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+++ b/opendaylight/md-sal/sal-remoterpc-connector/implementation/src/test/java/org/opendaylight/controller/sal/connector/remoterpc/SocketManagerTest.java
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+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.sal.connector.remoterpc;
+
+import com.google.common.base.Optional;
+import junit.framework.Assert;
+import org.junit.After;
+import org.junit.Before;
+import org.zeromq.ZMQ;
+import org.opendaylight.controller.sal.connector.remoterpc.SocketManager;
+import org.opendaylight.controller.sal.connector.remoterpc.RpcSocket;
+import org.opendaylight.controller.sal.connector.remoterpc.Context;
+import org.junit.Test;
+
+public class SocketManagerTest {
+
+  SocketManager manager;
+
+  @Before
+  public void setup(){
+    manager = new SocketManager();
+  }
+
+  @After
+  public void tearDown() throws Exception {
+    manager.close();
+  }
+
+  @Test
+  public void getManagedSockets_When2NewAdded_ShouldContain2() throws Exception {
+
+    //Prepare data
+    manager.getManagedSocket("tcp://localhost:5554");
+    manager.getManagedSocket("tcp://localhost:5555");
+
+    Assert.assertTrue( 2 == manager.getManagedSockets().size());
+  }
+
+  @Test
+  public void getManagedSockets_When2NewAddedAnd1Existing_ShouldContain2() throws Exception {
+
+    //Prepare data
+    manager.getManagedSocket("tcp://localhost:5554");
+    manager.getManagedSocket("tcp://localhost:5555");
+    manager.getManagedSocket("tcp://localhost:5554"); //ask for the first one
+
+    Assert.assertTrue( 2 == manager.getManagedSockets().size());
+  }
+
+  @Test
+  public void getManagedSocket_WhenPassedAValidAddress_ShouldReturnARpcSocket() throws Exception {
+    String testAddress = "tcp://localhost:5554";
+    RpcSocket rpcSocket = manager.getManagedSocket(testAddress);
+    Assert.assertEquals(testAddress, rpcSocket.getAddress());
+  }
+
+  @Test(expected = IllegalArgumentException.class)
+  public void getManagedSocket_WhenPassedInvalidHostAddress_ShouldThrow() throws Exception {
+    String testAddress = "tcp://nonexistenthost:5554";
+    RpcSocket rpcSocket = manager.getManagedSocket(testAddress);
+  }
+
+  @Test(expected = IllegalArgumentException.class)
+  public void getManagedSocket_WhenPassedInvalidAddress_ShouldThrow() throws Exception {
+    String testAddress = "xxx";
+    RpcSocket rpcSocket = manager.getManagedSocket(testAddress);
+  }
+
+  @Test
+  public void getManagedSocket_WhenPassedAValidZmqSocket_ShouldReturnARpcSocket() throws Exception {
+    //Prepare data
+    String firstAddress = "tcp://localhost:5554";
+    RpcSocket firstRpcSocket = manager.getManagedSocket(firstAddress);
+    ZMQ.Socket firstZmqSocket = firstRpcSocket.getSocket();
+
+    String secondAddress = "tcp://localhost:5555";
+    RpcSocket secondRpcSocket = manager.getManagedSocket(secondAddress);
+    ZMQ.Socket secondZmqSocket = secondRpcSocket.getSocket();
+
+    Assert.assertEquals(firstRpcSocket, manager.getManagedSocketFor(firstZmqSocket).get());
+    Assert.assertEquals(secondRpcSocket, manager.getManagedSocketFor(secondZmqSocket).get());
+  }
+
+  @Test
+  public void getManagedSocket_WhenPassedNonManagedZmqSocket_ShouldReturnNone() throws Exception {
+    ZMQ.Socket nonManagedSocket = Context.getInstance().getZmqContext().socket(ZMQ.REQ);
+    nonManagedSocket.connect("tcp://localhost:5000");
+
+    //Prepare data
+    String firstAddress = "tcp://localhost:5554";
+    RpcSocket firstRpcSocket = manager.getManagedSocket(firstAddress);
+    ZMQ.Socket firstZmqSocket = firstRpcSocket.getSocket();
+
+    Assert.assertSame(Optional.<RpcSocket>absent(), manager.getManagedSocketFor(nonManagedSocket) );
+    Assert.assertSame(Optional.<RpcSocket>absent(), manager.getManagedSocketFor(null) );
+  }
+
+  @Test
+  public void stop_WhenCalled_ShouldEmptyManagedSockets() throws Exception {
+    manager.getManagedSocket("tcp://localhost:5554");
+    manager.getManagedSocket("tcp://localhost:5555");
+    Assert.assertTrue( 2 == manager.getManagedSockets().size());
+
+    manager.close();
+    Assert.assertTrue( 0 == manager.getManagedSockets().size());
+  }
+
+  @Test
+  public void poller_WhenCalled_ShouldReturnAnInstanceOfPoller() throws Exception {
+    Assert.assertTrue (manager.getPoller() instanceof ZMQ.Poller);
+  }
+
+}