package serial_test import ( "bytes" "testing" "github.com/google/go-cmp/cmp" "github.com/v2fly/v2ray-core/v5/common" "github.com/v2fly/v2ray-core/v5/common/buf" "github.com/v2fly/v2ray-core/v5/common/serial" ) func TestUint16Serial(t *testing.T) { b := buf.New() defer b.Release() n, err := serial.WriteUint16(b, 10) common.Must(err) if n != 2 { t.Error("expect 2 bytes writtng, but actually ", n) } if diff := cmp.Diff(b.Bytes(), []byte{0, 10}); diff != "" { t.Error(diff) } } func TestUint64Serial(t *testing.T) { b := buf.New() defer b.Release() n, err := serial.WriteUint64(b, 10) common.Must(err) if n != 8 { t.Error("expect 8 bytes writtng, but actually ", n) } if diff := cmp.Diff(b.Bytes(), []byte{0, 0, 0, 0, 0, 0, 0, 10}); diff != "" { t.Error(diff) } } func TestReadUint16(t *testing.T) { testCases := []struct { Input []byte Output uint16 }{ { Input: []byte{0, 1}, Output: 1, }, } for _, testCase := range testCases { v, err := serial.ReadUint16(bytes.NewReader(testCase.Input)) common.Must(err) if v != testCase.Output { t.Error("for input ", testCase.Input, " expect output ", testCase.Output, " but got ", v) } } } func BenchmarkReadUint16(b *testing.B) { reader := buf.New() defer reader.Release() common.Must2(reader.Write([]byte{0, 1})) b.ResetTimer() for i := 0; i < b.N; i++ { _, err := serial.ReadUint16(reader) common.Must(err) reader.Clear() reader.Extend(2) } } func BenchmarkWriteUint64(b *testing.B) { writer := buf.New() defer writer.Release() b.ResetTimer() for i := 0; i < b.N; i++ { _, err := serial.WriteUint64(writer, 8) common.Must(err) writer.Clear() } }