neoneo-go/pkg/network/message_test.go

68 lines
1.6 KiB
Go

package network
import (
"bytes"
"reflect"
"testing"
"github.com/anthdm/neo-go/pkg/network/payload"
)
func TestMessageEncodeDecode(t *testing.T) {
m := newMessage(ModeTestNet, cmdVersion, nil)
buf := &bytes.Buffer{}
if err := m.encode(buf); err != nil {
t.Error(err)
}
if n := len(buf.Bytes()); n < minMessageSize {
t.Fatalf("message should be at least %d bytes got %d", minMessageSize, n)
}
if n := len(buf.Bytes()); n > minMessageSize {
t.Fatalf("message without a payload should be exact %d bytes got %d", minMessageSize, n)
}
md := &Message{}
if err := md.decode(buf); err != nil {
t.Error(err)
}
if !reflect.DeepEqual(m, md) {
t.Errorf("both messages should be equal: %v != %v", m, md)
}
}
func TestMessageEncodeDecodeWithVersion(t *testing.T) {
p := payload.NewVersion(12227, 2000, "/neo:2.6.0/", 0, true)
m := newMessage(ModeTestNet, cmdVersion, p)
buf := new(bytes.Buffer)
if err := m.encode(buf); err != nil {
t.Error(err)
}
mDecode := &Message{}
if err := mDecode.decode(buf); err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(m, mDecode) {
t.Fatalf("expected both messages to be equal %v and %v", m, mDecode)
}
}
func TestMessageInvalidChecksum(t *testing.T) {
p := payload.NewVersion(1111, 3000, "/NEO:2.6.0/", 0, true)
m := newMessage(ModeTestNet, cmdVersion, p)
m.Checksum = 1337
buf := new(bytes.Buffer)
if err := m.encode(buf); err != nil {
t.Error(err)
}
md := &Message{}
if err := md.decode(buf); err == nil && err != errChecksumMismatch {
t.Fatalf("decode should fail with %s", errChecksumMismatch)
}
}