neo-go/pkg/core/transaction/transaction_test.go

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package transaction
import (
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"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
"math"
"testing"
"github.com/nspcc-dev/neo-go/internal/random"
"github.com/nspcc-dev/neo-go/internal/testserdes"
"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestWitnessEncodeDecode(t *testing.T) {
verif, err := hex.DecodeString("552102486fd15702c4490a26703112a5cc1d0923fd697a33406bd5a1c00e0013b09a7021024c7b7fb6c310fccf1ba33b082519d82964ea93868d676662d4a59ad548df0e7d2102aaec38470f6aad0042c6e877cfd8087d2676b0f516fddd362801b9bd3936399e2103b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c2103b8d9d5771d8f513aa0869b9cc8d50986403b78c6da36890638c3d46a5adce04a2102ca0e27697b9c248f6f16e085fd0061e26f44da85b58ee835c110caa5ec3ba5542102df48f60e8f3e01c48ff40b9b7f1310d7a8b2a193188befe1c2e3df740e89509357ae")
assert.Nil(t, err)
invoc, err := hex.DecodeString("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")
assert.Nil(t, err)
lenInvoc := len(invoc)
lenVerif := len(verif)
t.Log(lenInvoc)
t.Log(lenVerif)
wit := &Witness{
InvocationScript: invoc,
VerificationScript: verif,
}
witDecode := &Witness{}
testserdes.EncodeDecodeBinary(t, wit, witDecode)
t.Log(len(witDecode.VerificationScript))
t.Log(len(witDecode.InvocationScript))
}
func TestDecodeEncodeInvocationTX(t *testing.T) {
tx := decodeTransaction(rawInvocationTX, t)
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script := "CwMAQNndiE0KAAwUgM7HtvW1b1BXj3N/Fi06sU1GZQ0MFN7uecGJ8wCYsLpqLrkLOpJYpsf/FMAfDAh0cmFuc2ZlcgwUz3bii9AGLEpHjuNVYQETGfPPpNJBYn1bUjk="
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assert.Equal(t, script, base64.StdEncoding.EncodeToString(tx.Script))
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assert.Equal(t, uint32(431760600), tx.Nonce)
assert.Equal(t, int64(11000000), tx.SystemFee)
assert.Equal(t, int64(4500000), tx.NetworkFee)
assert.Equal(t, uint32(1000), tx.ValidUntilBlock)
assert.Equal(t, "25426643feed564cd3e57f346d6c68692f5622b3063da11c5572d99ee1a5b49a", tx.Hash().StringLE())
assert.Equal(t, 1, len(tx.Signers))
assert.Equal(t, CalledByEntry, tx.Signers[0].Scopes)
assert.Equal(t, "ffc7a658923a0bb92e6abab09800f389c179eede", tx.Signers[0].Account.StringLE())
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assert.Equal(t, 0, len(tx.Attributes))
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invoc1 := "DEDWn0D7z2ELqpN8ghcM/PtfFwo56/BfEasfHuSKECJMYxvU47r2ZtSihg59lGxSZzHsvxTy6nsyvJ22ycNhINdJDECl61cg937N/HujKsLMu2wJMS7C54bzJ3q22Czqllvw3Yp809USgKDs+W+3QD7rI+SFs0OhIn0gooCUU6f/13WjDEDr9XdeT5CGTO8CL0JigzcTcucs0GBcqHs8fToO6zPuuCfS7Wh6dyxSCijT4A4S+7BUdW3dsO7828ke1fj8oNxm"
verif1 := "EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFEF7zmyl"
assert.Equal(t, 1, len(tx.Scripts))
assert.Equal(t, invoc1, base64.StdEncoding.EncodeToString(tx.Scripts[0].InvocationScript))
assert.Equal(t, verif1, base64.StdEncoding.EncodeToString(tx.Scripts[0].VerificationScript))
data, err := testserdes.EncodeBinary(tx)
assert.NoError(t, err)
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assert.Equal(t, rawInvocationTX, base64.StdEncoding.EncodeToString(data))
}
func TestNew(t *testing.T) {
script := []byte{0x51}
tx := New(script, 1)
tx.Signers = []Signer{{Account: util.Uint160{1, 2, 3}}}
tx.Scripts = []Witness{{InvocationScript: []byte{}, VerificationScript: []byte{}}}
assert.Equal(t, int64(1), tx.SystemFee)
assert.Equal(t, script, tx.Script)
// Update hash fields to match tx2 that is gonna autoupdate them on decode.
_ = tx.Hash()
_ = tx.Size()
testserdes.EncodeDecodeBinary(t, tx, &Transaction{})
}
func TestNewTransactionFromBytes(t *testing.T) {
script := []byte{0x51}
tx := New(script, 1)
tx.NetworkFee = 123
tx.Signers = []Signer{{Account: util.Uint160{1, 2, 3}}}
tx.Scripts = []Witness{{InvocationScript: []byte{}, VerificationScript: []byte{}}}
data, err := testserdes.EncodeBinary(tx)
require.NoError(t, err)
// set cached fields
tx.Hash()
tx.FeePerByte()
tx1, err := NewTransactionFromBytes(data)
require.NoError(t, err)
require.Equal(t, tx, tx1)
tx2 := new(Transaction)
err = testserdes.DecodeBinary(data, tx2)
require.NoError(t, err)
require.Equal(t, tx1, tx2)
data = append(data, 42)
_, err = NewTransactionFromBytes(data)
require.Error(t, err)
}
func TestEncodingTXWithNoScript(t *testing.T) {
_, err := testserdes.EncodeBinary(new(Transaction))
require.Error(t, err)
}
func TestDecodingTXWithNoScript(t *testing.T) {
txBin, err := hex.DecodeString("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
require.NoError(t, err)
err = testserdes.DecodeBinary(txBin, new(Transaction))
require.Error(t, err)
}
func TestDecodingTxWithInvalidWitnessesNumber(t *testing.T) {
tx := New([]byte{byte(opcode.RET)}, 1)
tx.Signers = []Signer{{Account: util.Uint160{1, 2, 3}}}
tx.Scripts = []Witness{{InvocationScript: []byte{}, VerificationScript: []byte{}}, {InvocationScript: []byte{}, VerificationScript: []byte{}}}
data, err := testserdes.EncodeBinary(tx)
require.NoError(t, err)
require.True(t, errors.Is(testserdes.DecodeBinary(data, new(Transaction)), ErrInvalidWitnessNum))
}
func TestUnmarshalNeoFSTX(t *testing.T) {
txjson := []byte(`
{
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"hash": "0xc90c77d6c17fbb959b16df820370204a534ca13826cbd9fc027beb1b55d31e5a",
"size": 232,
"version": 0,
"nonce": 737880259,
"sender": "NiRqSd5MtRZT5yUhgWd7oG11brkDG76Jim",
"sysfee": "223719420",
"netfee": "1215550",
"validuntilblock": 1931,
"attributes": [],
"signers": [
{
"account": "0x8f0ecd714c31c5624b6647e5fd661e5031c8f8f6",
"scopes": "Global"
}
],
"script": "DCECs2Ir9AF73+MXxYrtX0x1PyBrfbiWBG+n13S7xL9/jcIRwBESwAwEdm90ZQwUo4Hyc4fSGC6JbZtdrGb9LBbtWJtBYn1bUg==",
"witnesses": [
{
"invocation": "DEDr2gA/8T/wxQvgOZVfCdkbj6uGrprkDgJvpOJCcbl+tvlKZkZytCZEWm6NoZhJyIlEI3VQSLtU3AHuJfShAT5L",
"verification": "DCEDAS1H52IQrsc745qz0YbgpA/o2Gv6PU+r/aV7oTuI+WoLQZVEDXg="
}
]
}`)
tx := new(Transaction)
require.NoError(t, json.Unmarshal(txjson, tx))
}
func TestMarshalUnmarshalJSONInvocationTX(t *testing.T) {
tx := &Transaction{
Version: 0,
Signers: []Signer{{Account: util.Uint160{1, 2, 3}}},
Script: []byte{1, 2, 3, 4},
Attributes: []Attribute{{Type: HighPriority}},
Scripts: []Witness{},
SystemFee: int64(fixedn.Fixed8FromFloat(123.45)),
NetworkFee: int64(fixedn.Fixed8FromFloat(0.123)),
Trimmed: false,
}
testserdes.MarshalUnmarshalJSON(t, tx, new(Transaction))
}
func TestTransaction_HasAttribute(t *testing.T) {
tx := New([]byte{1}, 0)
require.False(t, tx.HasAttribute(HighPriority))
tx.Attributes = append(tx.Attributes, Attribute{Type: HighPriority})
require.True(t, tx.HasAttribute(HighPriority))
tx.Attributes = append(tx.Attributes, Attribute{Type: HighPriority})
require.True(t, tx.HasAttribute(HighPriority))
}
func TestTransaction_isValid(t *testing.T) {
newTx := func() *Transaction {
return &Transaction{
Version: 0,
SystemFee: 100,
NetworkFee: 100,
Signers: []Signer{
{Account: util.Uint160{1, 2, 3}},
{
Account: util.Uint160{4, 5, 6},
Scopes: Global,
},
},
Script: []byte{1, 2, 3, 4},
Attributes: []Attribute{},
Scripts: []Witness{},
Trimmed: false,
}
}
t.Run("Valid", func(t *testing.T) {
t.Run("NoAttributes", func(t *testing.T) {
tx := newTx()
require.NoError(t, tx.isValid())
})
t.Run("HighPriority", func(t *testing.T) {
tx := newTx()
tx.Attributes = []Attribute{{Type: HighPriority}}
require.NoError(t, tx.isValid())
})
})
t.Run("InvalidVersion", func(t *testing.T) {
tx := newTx()
tx.Version = 1
require.True(t, errors.Is(tx.isValid(), ErrInvalidVersion))
})
t.Run("NegativeSystemFee", func(t *testing.T) {
tx := newTx()
tx.SystemFee = -1
require.True(t, errors.Is(tx.isValid(), ErrNegativeSystemFee))
})
t.Run("NegativeNetworkFee", func(t *testing.T) {
tx := newTx()
tx.NetworkFee = -1
require.True(t, errors.Is(tx.isValid(), ErrNegativeNetworkFee))
})
t.Run("TooBigFees", func(t *testing.T) {
tx := newTx()
tx.SystemFee = math.MaxInt64 - tx.NetworkFee + 1
require.True(t, errors.Is(tx.isValid(), ErrTooBigFees))
})
t.Run("EmptySigners", func(t *testing.T) {
tx := newTx()
tx.Signers = tx.Signers[:0]
require.True(t, errors.Is(tx.isValid(), ErrEmptySigners))
})
t.Run("NonUniqueSigners", func(t *testing.T) {
tx := newTx()
tx.Signers[1].Account = tx.Signers[0].Account
require.True(t, errors.Is(tx.isValid(), ErrNonUniqueSigners))
})
t.Run("MultipleHighPriority", func(t *testing.T) {
tx := newTx()
tx.Attributes = []Attribute{
{Type: HighPriority},
{Type: HighPriority},
}
require.True(t, errors.Is(tx.isValid(), ErrInvalidAttribute))
})
t.Run("MultipleOracle", func(t *testing.T) {
tx := newTx()
tx.Attributes = []Attribute{
{Type: OracleResponseT},
{Type: OracleResponseT},
}
require.True(t, errors.Is(tx.isValid(), ErrInvalidAttribute))
})
t.Run("NoScript", func(t *testing.T) {
tx := newTx()
tx.Script = []byte{}
require.True(t, errors.Is(tx.isValid(), ErrEmptyScript))
})
}
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func TestTransaction_GetAttributes(t *testing.T) {
attributesTypes := []AttrType{
HighPriority,
OracleResponseT,
NotValidBeforeT,
}
t.Run("no attributes", func(t *testing.T) {
tx := new(Transaction)
for _, typ := range attributesTypes {
require.Nil(t, tx.GetAttributes(typ))
}
})
t.Run("single attributes", func(t *testing.T) {
attrs := make([]Attribute, len(attributesTypes))
for i, typ := range attributesTypes {
attrs[i] = Attribute{Type: typ}
}
tx := &Transaction{Attributes: attrs}
for _, typ := range attributesTypes {
require.Equal(t, []Attribute{{Type: typ}}, tx.GetAttributes(typ))
}
})
t.Run("multiple attributes", func(t *testing.T) {
typ := AttrType(ReservedLowerBound + 1)
conflictsAttrs := []Attribute{{Type: typ}, {Type: typ}}
tx := Transaction{
Attributes: append([]Attribute{{Type: HighPriority}}, conflictsAttrs...),
}
require.Equal(t, conflictsAttrs, tx.GetAttributes(typ))
})
}
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func TestTransaction_HasSigner(t *testing.T) {
u1, u2 := random.Uint160(), random.Uint160()
tx := Transaction{
Signers: []Signer{
{Account: u1}, {Account: u2},
},
}
require.True(t, tx.HasSigner(u1))
require.False(t, tx.HasSigner(util.Uint160{}))
}