diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
new file mode 100644
index 00000000..974def95
--- /dev/null
+++ b/pkg/config/config_test.go
@@ -0,0 +1,61 @@
+//
+// Licensed to Apache Software Foundation (ASF) under one or more contributor
+// license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright
+// ownership. Apache Software Foundation (ASF) licenses this file to you under
+// the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+//
+
+package config
+
+import (
+	"testing"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestUnmarshalTextForProtocolTypeNil(t *testing.T) {
+	var protocolType ProtocolType
+	var text = []byte("http")
+	err := protocolType.UnmarshalText(text)
+	assert.Equal(t, err == nil, true)
+	assert.Equal(t, protocolType, Http)
+}
+
+func TestUnmarshalTextForUnrecognizedProtocolType(t *testing.T) {
+	var protocolType = Http
+	var text = []byte("PostgreSQL")
+	err := protocolType.UnmarshalText(text)
+	assert.Error(t, err)
+}
+
+func TestUnmarshalText(t *testing.T) {
+	var protocolType = Http
+	var text = []byte("mysql")
+	err := protocolType.UnmarshalText(text)
+	assert.Equal(t, err == nil, true)
+	assert.Equal(t, protocolType, Mysql)
+}
+
+func TestLoad(t *testing.T) {
+	cfg := Load("../../docker/conf/config.yaml")
+	assert.Equal(t, cfg.Listeners[0].ProtocolType, Mysql)
+	assert.Equal(t, cfg.Executors[0].Name, "redirect")
+	assert.Equal(t, len(cfg.DataSources), 3)
+	assert.Equal(t, cfg.DataSources[0].Name, "employees")
+	assert.Equal(t, cfg.DataSources[0].Role, Master)
+	assert.Equal(t, cfg.DataSources[0].Type, DBMysql)
+}