mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-10-16 15:43:25 +00:00
941410a840
Verification scripts now invoke Neo.Crypto.* interops instead of CHECKSIG/VERIFY opcodes.
117 lines
3.1 KiB
Go
117 lines
3.1 KiB
Go
package vm
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import (
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"encoding/binary"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func testSignatureContract() []byte {
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prog := make([]byte, 41)
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prog[0] = byte(opcode.PUSHDATA1)
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prog[1] = 33
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prog[35] = byte(opcode.PUSHNULL)
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prog[36] = byte(opcode.SYSCALL)
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binary.LittleEndian.PutUint32(prog[37:], verifyInteropID)
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return prog
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}
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func TestIsSignatureContract(t *testing.T) {
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t.Run("valid contract", func(t *testing.T) {
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prog := testSignatureContract()
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assert.True(t, IsSignatureContract(prog))
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assert.True(t, IsStandardContract(prog))
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})
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t.Run("invalid interop ID", func(t *testing.T) {
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prog := testSignatureContract()
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binary.LittleEndian.PutUint32(prog[37:], ^verifyInteropID)
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assert.False(t, IsSignatureContract(prog))
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assert.False(t, IsStandardContract(prog))
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})
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t.Run("invalid pubkey size", func(t *testing.T) {
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prog := testSignatureContract()
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prog[1] = 32
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assert.False(t, IsSignatureContract(prog))
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assert.False(t, IsStandardContract(prog))
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})
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t.Run("no PUSHNULL", func(t *testing.T) {
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prog := testSignatureContract()
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prog[35] = byte(opcode.PUSH1)
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assert.False(t, IsSignatureContract(prog))
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assert.False(t, IsStandardContract(prog))
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})
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t.Run("invalid length", func(t *testing.T) {
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prog := testSignatureContract()
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prog = append(prog, 0)
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assert.False(t, IsSignatureContract(prog))
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assert.False(t, IsStandardContract(prog))
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})
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}
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func testMultisigContract(t *testing.T, n, m int) []byte {
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pubs := make(keys.PublicKeys, n)
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for i := 0; i < n; i++ {
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priv, err := keys.NewPrivateKey()
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require.NoError(t, err)
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pubs[i] = priv.PublicKey()
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}
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prog, err := smartcontract.CreateMultiSigRedeemScript(m, pubs)
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require.NoError(t, err)
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return prog
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}
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func TestIsMultiSigContract(t *testing.T) {
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t.Run("valid contract", func(t *testing.T) {
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prog := testMultisigContract(t, 2, 2)
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assert.True(t, IsMultiSigContract(prog))
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assert.True(t, IsStandardContract(prog))
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})
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t.Run("0-length", func(t *testing.T) {
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assert.False(t, IsMultiSigContract([]byte{}))
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})
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t.Run("invalid param", func(t *testing.T) {
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prog := []byte{byte(opcode.PUSHDATA1), 10}
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assert.False(t, IsMultiSigContract(prog))
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})
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t.Run("too many keys", func(t *testing.T) {
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prog := testMultisigContract(t, 1025, 1)
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assert.False(t, IsMultiSigContract(prog))
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})
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t.Run("invalid interop ID", func(t *testing.T) {
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prog := testMultisigContract(t, 2, 2)
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prog[len(prog)-4] ^= 0xFF
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assert.False(t, IsMultiSigContract(prog))
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})
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t.Run("no PUSHNULL", func(t *testing.T) {
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prog := testMultisigContract(t, 2, 2)
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prog[len(prog)-6] ^= 0xFF
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assert.False(t, IsMultiSigContract(prog))
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})
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t.Run("invalid keys number", func(t *testing.T) {
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prog := testMultisigContract(t, 2, 2)
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prog[len(prog)-7] = byte(opcode.PUSH3)
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assert.False(t, IsMultiSigContract(prog))
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})
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t.Run("invalid length", func(t *testing.T) {
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prog := testMultisigContract(t, 2, 2)
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prog = append(prog, 0)
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assert.False(t, IsMultiSigContract(prog))
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})
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}
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