From b01a9720763981c0935720284cacd8b4697b5efa Mon Sep 17 00:00:00 2001
From: v2ray <admin@v2ray.com>
Date: Mon, 8 Aug 2016 22:47:59 +0200
Subject: [PATCH] test for all authenticators

---
 transport/internet/authenticator.go      |  2 +-
 transport/internet/authenticator_test.go | 27 ++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 transport/internet/authenticator_test.go

diff --git a/transport/internet/authenticator.go b/transport/internet/authenticator.go
index b6eea637..820aa4b3 100644
--- a/transport/internet/authenticator.go
+++ b/transport/internet/authenticator.go
@@ -41,7 +41,7 @@ func CreateAuthenticator(name string, config AuthenticatorConfig) (Authenticator
 	if !found {
 		return nil, ErrAuthenticatorNotFound
 	}
-	return factory.Create(config.(AuthenticatorConfig)), nil
+	return factory.Create(config), nil
 }
 
 func CreateAuthenticatorConfig(rawConfig []byte) (string, AuthenticatorConfig, error) {
diff --git a/transport/internet/authenticator_test.go b/transport/internet/authenticator_test.go
new file mode 100644
index 00000000..ce8d0871
--- /dev/null
+++ b/transport/internet/authenticator_test.go
@@ -0,0 +1,27 @@
+package internet_test
+
+import (
+	"testing"
+
+	"github.com/v2ray/v2ray-core/testing/assert"
+	. "github.com/v2ray/v2ray-core/transport/internet"
+	_ "github.com/v2ray/v2ray-core/transport/internet/authenticators/noop"
+	_ "github.com/v2ray/v2ray-core/transport/internet/authenticators/srtp"
+	_ "github.com/v2ray/v2ray-core/transport/internet/authenticators/utp"
+)
+
+func TestAllAuthenticatorLoadable(t *testing.T) {
+	assert := assert.On(t)
+
+	noopAuth, err := CreateAuthenticator("none", nil)
+	assert.Error(err).IsNil()
+	assert.Int(noopAuth.Overhead()).Equals(0)
+
+	srtp, err := CreateAuthenticator("srtp", nil)
+	assert.Error(err).IsNil()
+	assert.Int(srtp.Overhead()).Equals(4)
+
+	utp, err := CreateAuthenticator("utp", nil)
+	assert.Error(err).IsNil()
+	assert.Int(utp.Overhead()).Equals(4)
+}