neo-go/pkg/network/message_test.go
Evgenii Stratonikov 7d91a3a89e pkg: move internal/ package to the root directory
This way we can use it in scripts and cli.
2020-11-24 16:39:56 +03:00

98 lines
3 KiB
Go

package network
import (
"testing"
"time"
"github.com/nspcc-dev/neo-go/internal/testserdes"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/network/capability"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/stretchr/testify/require"
)
func TestEncodeDecodeVersion(t *testing.T) {
// message with tiny payload, shouldn't be compressed
expected := NewMessage(CMDVersion, &payload.Version{
Magic: 1,
Version: 2,
Timestamp: uint32(time.Now().UnixNano()),
Nonce: 987,
UserAgent: []byte{1, 2, 3},
Capabilities: capability.Capabilities{
{
Type: capability.FullNode,
Data: &capability.Node{
StartHeight: 123,
},
},
},
})
testserdes.EncodeDecode(t, expected, &Message{})
uncompressed, err := testserdes.EncodeBinary(expected.Payload)
require.NoError(t, err)
require.Equal(t, len(expected.compressedPayload), len(uncompressed))
// large payload should be compressed
largeArray := make([]byte, CompressionMinSize)
for i := range largeArray {
largeArray[i] = byte(i)
}
expected.Payload.(*payload.Version).UserAgent = largeArray
testserdes.EncodeDecode(t, expected, &Message{})
uncompressed, err = testserdes.EncodeBinary(expected.Payload)
require.NoError(t, err)
require.NotEqual(t, len(expected.compressedPayload), len(uncompressed))
}
func TestEncodeDecodeHeaders(t *testing.T) {
// shouldn't try to compress headers payload
headers := &payload.Headers{Hdrs: make([]*block.Header, CompressionMinSize)}
for i := range headers.Hdrs {
h := &block.Header{
Base: block.Base{
Index: uint32(i + 1),
Script: transaction.Witness{
InvocationScript: []byte{0x0},
VerificationScript: []byte{0x1},
},
},
}
h.Hash()
headers.Hdrs[i] = h
}
expected := NewMessage(CMDHeaders, headers)
testserdes.EncodeDecode(t, expected, &Message{})
uncompressed, err := testserdes.EncodeBinary(expected.Payload)
require.NoError(t, err)
require.Equal(t, len(expected.compressedPayload), len(uncompressed))
}
func TestEncodeDecodeGetAddr(t *testing.T) {
// NullPayload should be handled properly
expected := NewMessage(CMDGetAddr, payload.NewNullPayload())
testserdes.EncodeDecode(t, expected, &Message{})
}
func TestEncodeDecodeNil(t *testing.T) {
// nil payload should be decoded into NullPayload
expected := NewMessage(CMDGetAddr, nil)
encoded, err := testserdes.Encode(expected)
require.NoError(t, err)
decoded := &Message{}
err = testserdes.Decode(encoded, decoded)
require.NoError(t, err)
require.Equal(t, NewMessage(CMDGetAddr, payload.NewNullPayload()), decoded)
}
func TestEncodeDecodePing(t *testing.T) {
expected := NewMessage(CMDPing, payload.NewPing(123, 456))
testserdes.EncodeDecode(t, expected, &Message{})
}
func TestEncodeDecodeInventory(t *testing.T) {
expected := NewMessage(CMDInv, payload.NewInventory(payload.ConsensusType, []util.Uint256{{1, 2, 3}}))
testserdes.EncodeDecode(t, expected, &Message{})
}