Added isConnected() method to client to work around disconnect issue with test suite.

include/qredis/client.h

@@ -46,6 +46,12 @@ namespace QRedis
              */
             void disconnectFromHost();
 
+            /**
+             * @brief Indicates whether the client is connected to a Redis server
+             * @return true if the client is connected
+             */
+            bool isConnected() const;
+
             /**
              * @brief Sends the specified command to the Redis server
              * @param command the command to execute

src/client.cpp

@@ -88,6 +88,11 @@ void Client::disconnectFromHost()
     d->socket.disconnectFromHost();
 }
 
+bool Client::isConnected() const
+{
+    return d->socket.state() == QAbstractSocket::ConnectedState;
+}
+
 Request * Client::sendCommand(const QString & command)
 {
     d->socket.write(QString("%1\r\n").arg(command).toUtf8());

tests/testclient.cpp

@@ -11,5 +11,7 @@ void TestClient::initTestCase()
 void TestClient::cleanupTestCase()
 {
     client.disconnectFromHost();
-    QVERIFY(client.waitForDisconnected());
+
+    if(client.isConnected())
+        QVERIFY(client.waitForDisconnected());
 }