From 3747e45978b0e5e7e6facf3e42398d16022b9fbb Mon Sep 17 00:00:00 2001
From: V2Ray <admin@v2ray.com>
Date: Fri, 25 Sep 2015 20:48:55 +0200
Subject: [PATCH] test cases for socks4

---
 proxy/socks/protocol/socks4.go      |  3 ---
 proxy/socks/protocol/socks4_test.go | 37 +++++++++++++++++++++++++++++
 proxy/socks/protocol/socks_test.go  | 17 -------------
 3 files changed, 37 insertions(+), 20 deletions(-)
 create mode 100644 proxy/socks/protocol/socks4_test.go

diff --git a/proxy/socks/protocol/socks4.go b/proxy/socks/protocol/socks4.go
index fa690adc..4e14b69f 100644
--- a/proxy/socks/protocol/socks4.go
+++ b/proxy/socks/protocol/socks4.go
@@ -1,10 +1,7 @@
 package protocol
 
 import (
-	_ "fmt"
-
 	"github.com/v2ray/v2ray-core/common/errors"
-	_ "github.com/v2ray/v2ray-core/common/log"
 )
 
 type SocksVersion4Error struct {
diff --git a/proxy/socks/protocol/socks4_test.go b/proxy/socks/protocol/socks4_test.go
new file mode 100644
index 00000000..0b1e16b0
--- /dev/null
+++ b/proxy/socks/protocol/socks4_test.go
@@ -0,0 +1,37 @@
+package protocol
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/v2ray/v2ray-core/testing/unit"
+)
+
+func TestSocks4AuthenticationRequestRead(t *testing.T) {
+	assert := unit.Assert(t)
+
+	rawRequest := []byte{
+		0x04, // version
+		0x01, // command
+		0x00, 0x35,
+		0x72, 0x72, 0x72, 0x72,
+	}
+	_, request4, err := ReadAuthentication(bytes.NewReader(rawRequest))
+	assert.Error(err).HasCode(1000)
+	assert.Byte(request4.Version).Named("Version").Equals(0x04)
+	assert.Byte(request4.Command).Named("Command").Equals(0x01)
+	assert.Uint16(request4.Port).Named("Port").Equals(53)
+	assert.Bytes(request4.IP[:]).Named("IP").Equals([]byte{0x72, 0x72, 0x72, 0x72})
+}
+
+func TestSocks4AuthenticationResponseToBytes(t *testing.T) {
+	assert := unit.Assert(t)
+
+	response := &Socks4AuthenticationResponse{
+		result: byte(0x10),
+		port:   443,
+		ip:     []byte{1, 2, 3, 4},
+	}
+	responseBytes := response.ToBytes(nil)
+	assert.Bytes(responseBytes).Equals([]byte{0x00, 0x10, 0x01, 0xBB, 0x01, 0x02, 0x03, 0x04})
+}
diff --git a/proxy/socks/protocol/socks_test.go b/proxy/socks/protocol/socks_test.go
index be4f2d2a..7310f362 100644
--- a/proxy/socks/protocol/socks_test.go
+++ b/proxy/socks/protocol/socks_test.go
@@ -37,23 +37,6 @@ func TestAuthenticationRequestRead(t *testing.T) {
 	assert.Byte(request.authMethods[0]).Named("Auth Method").Equals(0x02)
 }
 
-func TestAuthentication4RequestRead(t *testing.T) {
-	assert := unit.Assert(t)
-
-	rawRequest := []byte{
-		0x04, // version
-		0x01, // command
-		0x00, 0x35,
-		0x72, 0x72, 0x72, 0x72,
-	}
-	_, request4, err := ReadAuthentication(bytes.NewReader(rawRequest))
-	assert.Error(err).HasCode(1000)
-	assert.Byte(request4.Version).Named("Version").Equals(0x04)
-	assert.Byte(request4.Command).Named("Command").Equals(0x01)
-	assert.Uint16(request4.Port).Named("Port").Equals(53)
-	assert.Bytes(request4.IP[:]).Named("IP").Equals([]byte{0x72, 0x72, 0x72, 0x72})
-}
-
 func TestAuthenticationResponseWrite(t *testing.T) {
 	assert := unit.Assert(t)