diff --git a/proxy/socks/protocol/socks_test.go b/proxy/socks/protocol/socks_test.go
index 4bce563e..d501dc19 100644
--- a/proxy/socks/protocol/socks_test.go
+++ b/proxy/socks/protocol/socks_test.go
@@ -2,10 +2,12 @@ package protocol
 
 import (
 	"bytes"
+	"io"
 	"testing"
 
 	"github.com/v2ray/v2ray-core/common/alloc"
 	"github.com/v2ray/v2ray-core/testing/unit"
+	"github.com/v2ray/v2ray-core/transport"
 )
 
 func TestHasAuthenticationMethod(t *testing.T) {
@@ -94,3 +96,17 @@ func TestResponseWrite(t *testing.T) {
 	}
 	assert.Bytes(buffer.Value).Named("raw response").Equals(expectedBytes)
 }
+
+func TestEOF(t *testing.T) {
+	assert := unit.Assert(t)
+
+	_, _, err := ReadAuthentication(bytes.NewReader(make([]byte, 0)))
+	assert.Error(err).Equals(io.EOF)
+}
+
+func TestSignleByte(t *testing.T) {
+	assert := unit.Assert(t)
+
+	_, _, err := ReadAuthentication(bytes.NewReader(make([]byte, 1)))
+	assert.Error(err).Equals(transport.CorruptedPacket)
+}
diff --git a/proxy/vmess/protocol/vmess_test.go b/proxy/vmess/protocol/vmess_test.go
index 0fe691fc..72d39233 100644
--- a/proxy/vmess/protocol/vmess_test.go
+++ b/proxy/vmess/protocol/vmess_test.go
@@ -3,6 +3,7 @@ package protocol
 import (
 	"bytes"
 	"crypto/rand"
+	"io"
 	"testing"
 
 	v2net "github.com/v2ray/v2ray-core/common/net"
@@ -79,6 +80,14 @@ func TestVMessSerialization(t *testing.T) {
 	assert.String(actualRequest.Address.String()).Named("Address").Equals(request.Address.String())
 }
 
+func TestReadSingleByte(t *testing.T) {
+	assert := unit.Assert(t)
+
+	reader := NewVMessRequestReader(nil)
+	_, err := reader.Read(bytes.NewReader(make([]byte, 1)))
+	assert.Error(err).Equals(io.EOF)
+}
+
 func BenchmarkVMessRequestWriting(b *testing.B) {
 	userId, _ := config.NewID("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
 	userSet := mocks.MockUserSet{[]config.User{}, make(map[string]int), make(map[string]int64)}