diff --git a/config/config_test.go b/config/config_test.go
index 71cf0df..e6ace0b 100644
--- a/config/config_test.go
+++ b/config/config_test.go
@@ -2,9 +2,11 @@ package config
 
 import (
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/suite"
 	"io/ioutil"
 	"log"
 	"os"
+	"runtime"
 	"testing"
 )
 
@@ -35,20 +37,111 @@ func TestWrongYAMLormat(t *testing.T) {
 	assert.NotNil(t, err)
 }
 
-// Test config file.
-func TestReadConfig(t *testing.T) {
-	config, err := LoadConfYaml("../config/config.yml")
-
-	assert.Nil(t, err)
-	assert.Equal(t, "8088", config.Core.Port)
-	assert.True(t, config.Android.Enabled)
+type ConfigTestSuite struct {
+	suite.Suite
+	ConfGorushDefault ConfYaml
+	ConfGorush        ConfYaml
 }
 
-// Test config file.
-func TestDefaultConfig(t *testing.T) {
-	config := BuildDefaultPushConf()
-
-	assert.Equal(t, "8088", config.Core.Port)
-	assert.Equal(t, "/sys/stats", config.API.SysStatURI)
-	assert.False(t, config.Android.Enabled)
+func (suite *ConfigTestSuite) SetupTest() {
+	suite.ConfGorushDefault = BuildDefaultPushConf()
+	var err error
+	suite.ConfGorush, err = LoadConfYaml("config.yml")
+	if err != nil {
+		panic("failed to load config.yml")
+	}
+}
+
+func (suite *ConfigTestSuite) TestValidateConfDefault() {
+	// Core
+	assert.Equal(suite.T(), "8088", suite.ConfGorushDefault.Core.Port)
+	assert.Equal(suite.T(), runtime.NumCPU(), suite.ConfGorushDefault.Core.WorkerNum)
+	assert.Equal(suite.T(), 8192, suite.ConfGorushDefault.Core.QueueNum)
+	assert.Equal(suite.T(), "release", suite.ConfGorushDefault.Core.Mode)
+	assert.Equal(suite.T(), false, suite.ConfGorushDefault.Core.SSL)
+	assert.Equal(suite.T(), "cert.pem", suite.ConfGorushDefault.Core.CertPath)
+	assert.Equal(suite.T(), "key.pem", suite.ConfGorushDefault.Core.KeyPath)
+	assert.Equal(suite.T(), 100, suite.ConfGorushDefault.Core.MaxNotification)
+
+	// Api
+	assert.Equal(suite.T(), "/api/push", suite.ConfGorushDefault.API.PushURI)
+	assert.Equal(suite.T(), "/api/stat/go", suite.ConfGorushDefault.API.StatGoURI)
+	assert.Equal(suite.T(), "/api/stat/app", suite.ConfGorushDefault.API.StatAppURI)
+	assert.Equal(suite.T(), "/api/config", suite.ConfGorushDefault.API.ConfigURI)
+	assert.Equal(suite.T(), "/sys/stats", suite.ConfGorushDefault.API.SysStatURI)
+
+	// Android
+	assert.Equal(suite.T(), false, suite.ConfGorushDefault.Android.Enabled)
+	assert.Equal(suite.T(), "", suite.ConfGorushDefault.Android.APIKey)
+
+	// iOS
+	assert.Equal(suite.T(), false, suite.ConfGorushDefault.Ios.Enabled)
+	assert.Equal(suite.T(), "key.pem", suite.ConfGorushDefault.Ios.KeyPath)
+	assert.Equal(suite.T(), "", suite.ConfGorushDefault.Ios.Password)
+	assert.Equal(suite.T(), false, suite.ConfGorushDefault.Ios.Production)
+
+	// log
+	assert.Equal(suite.T(), "string", suite.ConfGorushDefault.Log.Format)
+	assert.Equal(suite.T(), "stdout", suite.ConfGorushDefault.Log.AccessLog)
+	assert.Equal(suite.T(), "debug", suite.ConfGorushDefault.Log.AccessLevel)
+	assert.Equal(suite.T(), "stderr", suite.ConfGorushDefault.Log.ErrorLog)
+	assert.Equal(suite.T(), "error", suite.ConfGorushDefault.Log.ErrorLevel)
+	assert.Equal(suite.T(), true, suite.ConfGorushDefault.Log.HideToken)
+
+	assert.Equal(suite.T(), "memory", suite.ConfGorushDefault.Stat.Engine)
+	assert.Equal(suite.T(), "localhost:6379", suite.ConfGorushDefault.Stat.Redis.Addr)
+	assert.Equal(suite.T(), "", suite.ConfGorushDefault.Stat.Redis.Password)
+	assert.Equal(suite.T(), int64(0), suite.ConfGorushDefault.Stat.Redis.DB)
+
+	assert.Equal(suite.T(), "gorush.db", suite.ConfGorushDefault.Stat.BoltDB.Path)
+	assert.Equal(suite.T(), "gorush", suite.ConfGorushDefault.Stat.BoltDB.Bucket)
+}
+
+func (suite *ConfigTestSuite) TestValidateConf() {
+	// Core
+	assert.Equal(suite.T(), "8088", suite.ConfGorush.Core.Port)
+	assert.Equal(suite.T(), 8, suite.ConfGorush.Core.WorkerNum)
+	assert.Equal(suite.T(), 8192, suite.ConfGorush.Core.QueueNum)
+	assert.Equal(suite.T(), "release", suite.ConfGorush.Core.Mode)
+	assert.Equal(suite.T(), false, suite.ConfGorush.Core.SSL)
+	assert.Equal(suite.T(), "cert.pem", suite.ConfGorush.Core.CertPath)
+	assert.Equal(suite.T(), "key.pem", suite.ConfGorush.Core.KeyPath)
+	assert.Equal(suite.T(), 100, suite.ConfGorush.Core.MaxNotification)
+
+	// Api
+	assert.Equal(suite.T(), "/api/push", suite.ConfGorush.API.PushURI)
+	assert.Equal(suite.T(), "/api/stat/go", suite.ConfGorush.API.StatGoURI)
+	assert.Equal(suite.T(), "/api/stat/app", suite.ConfGorush.API.StatAppURI)
+	assert.Equal(suite.T(), "/api/config", suite.ConfGorush.API.ConfigURI)
+	assert.Equal(suite.T(), "/sys/stats", suite.ConfGorush.API.SysStatURI)
+
+	// Android
+	assert.Equal(suite.T(), true, suite.ConfGorush.Android.Enabled)
+	assert.Equal(suite.T(), "YOUR_API_KEY", suite.ConfGorush.Android.APIKey)
+
+	// iOS
+	assert.Equal(suite.T(), false, suite.ConfGorush.Ios.Enabled)
+	assert.Equal(suite.T(), "key.pem", suite.ConfGorush.Ios.KeyPath)
+	assert.Equal(suite.T(), "", suite.ConfGorush.Ios.Password)
+	assert.Equal(suite.T(), false, suite.ConfGorush.Ios.Production)
+
+	// log
+	assert.Equal(suite.T(), "string", suite.ConfGorush.Log.Format)
+	assert.Equal(suite.T(), "stdout", suite.ConfGorush.Log.AccessLog)
+	assert.Equal(suite.T(), "debug", suite.ConfGorush.Log.AccessLevel)
+	assert.Equal(suite.T(), "stderr", suite.ConfGorush.Log.ErrorLog)
+	assert.Equal(suite.T(), "error", suite.ConfGorush.Log.ErrorLevel)
+	assert.Equal(suite.T(), true, suite.ConfGorush.Log.HideToken)
+
+	assert.Equal(suite.T(), "memory", suite.ConfGorush.Stat.Engine)
+	assert.Equal(suite.T(), "localhost:6379", suite.ConfGorush.Stat.Redis.Addr)
+	assert.Equal(suite.T(), "", suite.ConfGorush.Stat.Redis.Password)
+	assert.Equal(suite.T(), int64(0), suite.ConfGorush.Stat.Redis.DB)
+
+	assert.Equal(suite.T(), "gorush.db", suite.ConfGorush.Stat.BoltDB.Path)
+	assert.Equal(suite.T(), "gorush", suite.ConfGorush.Stat.BoltDB.Bucket)
+}
+
+func TestConfigTestSuite(t *testing.T) {
+	suite.Run(t, new(ConfigTestSuite))
 }