diff --git a/utils/birpcint_client_test.go b/utils/birpcint_client_test.go
new file mode 100644
index 000000000..5c9de489c
--- /dev/null
+++ b/utils/birpcint_client_test.go
@@ -0,0 +1,97 @@
+/*
+Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
+Copyright (C) ITsysCOM GmbH
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>
+*/
+
+package utils
+
+import (
+	"net"
+	"reflect"
+	"testing"
+
+	"github.com/cenkalti/rpc2"
+	"github.com/cgrates/rpcclient"
+)
+
+func TestNewBiJSONrpcClient(t *testing.T) {
+	//empty check
+	addr := "127.0.0.1:4024"
+	handlers := map[string]interface{}{}
+	rcv, err := NewBiJSONrpcClient(addr, handlers)
+	if err == nil || rcv != nil {
+		t.Error("Expencting: \"connection refused\", received : nil")
+	}
+
+	l, err := net.Listen("tcp", addr)
+	if err != nil {
+		t.Error(err)
+	}
+	handlers = map[string]interface{}{
+		"": func(*rpc2.Client, *struct{}, *string) error { return nil },
+	}
+
+	rcv, err = NewBiJSONrpcClient(addr, handlers)
+	if err != nil {
+		t.Error(err)
+	}
+	l.Close()
+}
+
+type testBiRPCServer struct {
+	metod string
+	args  interface{}
+	reply interface{}
+}
+
+func (*testBiRPCServer) Call(string, interface{}, interface{}) error { return nil }
+func (t *testBiRPCServer) CallBiRPC(_ rpcclient.RpcClientConnection, metod string, args interface{}, reply interface{}) error {
+	t.metod = metod
+	t.args = args
+	t.reply = reply
+	return nil
+}
+
+func TestNewBiRPCInternalClient(t *testing.T) {
+	//empty check
+
+	rpc := &testBiRPCServer{}
+	eOut := &BiRPCInternalClient{serverConn: rpc}
+	rcv := NewBiRPCInternalClient(rpc)
+	if !reflect.DeepEqual(eOut, rcv) {
+		t.Errorf("Expecting: %+v, received: %+v", eOut, rcv)
+	}
+
+	rcv.SetClientConn(&testBiRPCServer{})
+
+	if rcv.clntConn == nil {
+		t.Error("Client Connection must be not nil")
+	}
+
+	err := rcv.Call(ApierV1ComputeActionPlanIndexes, "arg1", "reply")
+	if err != nil {
+		t.Error(err)
+	}
+	testrpc := &testBiRPCServer{
+		metod: ApierV1ComputeActionPlanIndexes,
+		args:  "arg1",
+		reply: "reply",
+	}
+	if !reflect.DeepEqual(testrpc, rpc) {
+		t.Errorf("Expecting: %+v, received: %+v", testrpc, rpc)
+	}
+
+}