pkg: hide it by moving to _pkg.dev

The idea here is to preserve the history of `dev` branch development and its
code when merging with the `master`. Later this code could be moved into the
masters code where appropriate.

_pkg.dev/wire/payload/mversion_test.go

@@ -0,0 +1,59 @@
+package payload
+
+import (
+	"bytes"
+	"math/rand"
+	"net"
+	"testing"
+	"time"
+
+	"github.com/CityOfZion/neo-go/pkg/wire/protocol"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestValidNewVersionMessage(t *testing.T) {
+
+	expectedIP := "127.0.0.1"
+	expectedPort := 8333
+	tcpAddrMe := &net.TCPAddr{IP: net.ParseIP(expectedIP), Port: expectedPort}
+	nonce := randRange(12949672, 42949672)
+	message, err := NewVersionMessage(tcpAddrMe, 0, true, protocol.DefaultVersion, protocol.UserAgent, nonce, protocol.NodePeerService)
+
+	assert.Equal(t, nil, err)
+	assert.Equal(t, expectedIP, message.IP.String())
+	assert.Equal(t, uint16(expectedPort), message.Port)
+	assert.Equal(t, protocol.DefaultVersion, message.Version)
+}
+func TestEncode(t *testing.T) {
+
+	expectedIP := "127.0.0.1"
+	expectedPort := 8333
+	tcpAddrMe := &net.TCPAddr{IP: net.ParseIP(expectedIP), Port: expectedPort}
+	nonce := randRange(12949672, 42949672)
+	message, err := NewVersionMessage(tcpAddrMe, 0, true, protocol.DefaultVersion, protocol.UserAgent, nonce, protocol.NodePeerService)
+
+	buf := new(bytes.Buffer)
+	err = message.EncodePayload(buf)
+
+	assert.Equal(t, nil, err)
+	assert.Equal(t, len(message.UserAgent)+minMsgVersionSize, int(buf.Len()))
+}
+func TestLenIsCorrect(t *testing.T) {
+
+	expectedIP := "127.0.0.1"
+	expectedPort := 8333
+	tcpAddrMe := &net.TCPAddr{IP: net.ParseIP(expectedIP), Port: expectedPort}
+	nonce := randRange(12949672, 42949672)
+	message, err := NewVersionMessage(tcpAddrMe, 0, true, protocol.DefaultVersion, protocol.UserAgent, nonce, protocol.NodePeerService)
+
+	buf := new(bytes.Buffer)
+	err = message.EncodePayload(buf)
+	assert.Equal(t, nil, err)
+
+	assert.Equal(t, len(message.UserAgent)+minMsgVersionSize, len(buf.Bytes()))
+}
+
+func randRange(min, max int) uint32 {
+	rand.Seed(time.Now().Unix() + int64(rand.Uint64()))
+	return uint32(rand.Intn(max-min) + min)
+}