remove unnecessary test

transport/ray/direct_test.go

@@ -5,7 +5,6 @@ import (
 	"io"
 	"testing"
 
-	"v2ray.com/core/app/stats"
 	"v2ray.com/core/common/buf"
 	. "v2ray.com/core/transport/ray"
 	. "v2ray.com/ext/assert"
@@ -48,18 +47,3 @@ func TestStreamClose(t *testing.T) {
 	_, err = stream.ReadMultiBuffer()
 	assert(err, Equals, io.EOF)
 }
-
-func TestStreamStatCounter(t *testing.T) {
-	assert := With(t)
-
-	c := new(stats.Counter)
-	stream := NewStream(context.Background(), WithStatCounter(c))
-
-	b1 := buf.New()
-	b1.AppendBytes('a', 'b', 'c', 'd')
-	assert(stream.WriteMultiBuffer(buf.NewMultiBufferValue(b1)), IsNil)
-
-	stream.Close()
-
-	assert(c.Value(), Equals, int64(4))
-}