[mock tests] Update MockDBConnector to match new swsscommon interface (sonic-net#1465)

Signed-off-by: Danny Allen <[email protected]>

Author: daall

tests/mock_tests/mock_dbconnector.cpp

@@ -9,33 +9,25 @@
 
 namespace swss
 {
-    DBConnector::~DBConnector()
-    {
-        close(m_conn->fd);
-        if (m_conn->connection_type == REDIS_CONN_TCP)
-            free(m_conn->tcp.host);
-        else
-            free(m_conn->unix_sock.path);
-        free(m_conn);
-    }
-
     DBConnector::DBConnector(int dbId, const std::string &hostname, int port, unsigned int timeout) :
         m_dbId(dbId)
     {
-        m_conn = (redisContext *)calloc(1, sizeof(redisContext));
-        m_conn->connection_type = REDIS_CONN_TCP;
-        m_conn->tcp.host = strdup(hostname.c_str());
-        m_conn->tcp.port = port;
-        m_conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+        auto conn = (redisContext *)calloc(1, sizeof(redisContext));
+        conn->connection_type = REDIS_CONN_TCP;
+        conn->tcp.host = strdup(hostname.c_str());
+        conn->tcp.port = port;
+        conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+        setContext(conn);
     }
 
     DBConnector::DBConnector(int dbId, const std::string &unixPath, unsigned int timeout) :
         m_dbId(dbId)
     {
-        m_conn = (redisContext *)calloc(1, sizeof(redisContext));
-        m_conn->connection_type = REDIS_CONN_UNIX;
-        m_conn->unix_sock.path = strdup(unixPath.c_str());
-        m_conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+        auto conn = (redisContext *)calloc(1, sizeof(redisContext));
+        conn->connection_type = REDIS_CONN_UNIX;
+        conn->unix_sock.path = strdup(unixPath.c_str());
+        conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+        setContext(conn);
     }
 
     DBConnector::DBConnector(const std::string& dbName, unsigned int timeout, bool isTcpConn)
@@ -46,18 +38,20 @@ namespace swss
         m_dbId = swss::SonicDBConfig::getDbId(dbName);
         if (isTcpConn)
         {
-             m_conn = (redisContext *)calloc(1, sizeof(redisContext));
-             m_conn->connection_type = REDIS_CONN_TCP;
-             m_conn->tcp.host = strdup(swss::SonicDBConfig::getDbHostname(dbName).c_str());
-             m_conn->tcp.port = swss::SonicDBConfig::getDbPort(dbName);
-             m_conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+            auto conn = (redisContext *)calloc(1, sizeof(redisContext));
+            conn->connection_type = REDIS_CONN_TCP;
+            conn->tcp.host = strdup(swss::SonicDBConfig::getDbHostname(dbName).c_str());
+            conn->tcp.port = swss::SonicDBConfig::getDbPort(dbName);
+            conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+            setContext(conn);
         }
         else
         {
-            m_conn = (redisContext *)calloc(1, sizeof(redisContext));
-            m_conn->connection_type = REDIS_CONN_UNIX;
-            m_conn->unix_sock.path = strdup(swss::SonicDBConfig::getDbSock(dbName).c_str());
-            m_conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+            auto conn = (redisContext *)calloc(1, sizeof(redisContext));
+            conn->connection_type = REDIS_CONN_UNIX;
+            conn->unix_sock.path = strdup(swss::SonicDBConfig::getDbSock(dbName).c_str());
+            conn->fd = socket(AF_UNIX, SOCK_DGRAM, 0);
+            setContext(conn);
         }
     }