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neo-go/pkg/vm/contract_checks_test.go
Roman Khimov e41d434a49 *: move all packages from CityOfZion to nspcc-dev
2020-03-03 17:21:42 +03:00

228 lines
6.7 KiB
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package vm
import (
"testing"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/stretchr/testify/assert"
)
func TestIsSignatureContractGood(t *testing.T) {
prog := make([]byte, 35)
prog[0] = byte(opcode.PUSHBYTES33)
prog[34] = byte(opcode.CHECKSIG)
assert.Equal(t, true, IsSignatureContract(prog))
assert.Equal(t, true, IsStandardContract(prog))
}
func TestIsSignatureContractBadNoCheckSig(t *testing.T) {
prog := make([]byte, 34)
prog[0] = byte(opcode.PUSHBYTES33)
assert.Equal(t, false, IsSignatureContract(prog))
assert.Equal(t, false, IsStandardContract(prog))
}
func TestIsSignatureContractBadNoCheckSig2(t *testing.T) {
prog := make([]byte, 35)
prog[0] = byte(opcode.PUSHBYTES33)
prog[34] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsSignatureContract(prog))
}
func TestIsSignatureContractBadWrongPush(t *testing.T) {
prog := make([]byte, 35)
prog[0] = byte(opcode.PUSHBYTES32)
prog[33] = byte(opcode.NOP)
prog[34] = byte(opcode.CHECKSIG)
assert.Equal(t, false, IsSignatureContract(prog))
}
func TestIsSignatureContractBadWrongInstr(t *testing.T) {
prog := make([]byte, 30)
prog[0] = byte(opcode.PUSHBYTES33)
assert.Equal(t, false, IsSignatureContract(prog))
}
func TestIsSignatureContractBadExcessiveInstr(t *testing.T) {
prog := make([]byte, 36)
prog[0] = byte(opcode.PUSHBYTES33)
prog[34] = byte(opcode.CHECKSIG)
prog[35] = byte(opcode.RET)
assert.Equal(t, false, IsSignatureContract(prog))
}
func TestIsMultiSigContractGood(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, true, IsMultiSigContract(prog))
assert.Equal(t, true, IsStandardContract(prog))
}
func TestIsMultiSigContractGoodPushBytes1(t *testing.T) {
prog := make([]byte, 73)
prog[0] = byte(opcode.PUSHBYTES1)
prog[1] = 2
prog[2] = byte(opcode.PUSHBYTES33)
prog[36] = byte(opcode.PUSHBYTES33)
prog[70] = byte(opcode.PUSHBYTES1)
prog[71] = 2
prog[72] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, true, IsMultiSigContract(prog))
}
func TestIsMultiSigContractGoodPushBytes2(t *testing.T) {
prog := make([]byte, 75)
prog[0] = byte(opcode.PUSHBYTES2)
prog[1] = 2
prog[3] = byte(opcode.PUSHBYTES33)
prog[37] = byte(opcode.PUSHBYTES33)
prog[71] = byte(opcode.PUSHBYTES2)
prog[72] = 2
prog[74] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, true, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadNSigs1(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH0)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
assert.Equal(t, false, IsStandardContract(prog))
}
func TestIsMultiSigContractBadNSigs2(t *testing.T) {
prog := make([]byte, 73)
prog[0] = byte(opcode.PUSHBYTES2)
prog[1] = 0xff
prog[2] = 0xff
prog[3] = byte(opcode.PUSHBYTES33)
prog[37] = byte(opcode.PUSHBYTES33)
prog[71] = byte(opcode.PUSH2)
prog[72] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadNSigs3(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH5)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadExcessiveNOP1(t *testing.T) {
prog := make([]byte, 72)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.NOP)
prog[2] = byte(opcode.PUSHBYTES33)
prog[36] = byte(opcode.PUSHBYTES33)
prog[70] = byte(opcode.PUSH2)
prog[71] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadExcessiveNOP2(t *testing.T) {
prog := make([]byte, 72)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.NOP)
prog[36] = byte(opcode.PUSHBYTES33)
prog[70] = byte(opcode.PUSH2)
prog[71] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadExcessiveNOP3(t *testing.T) {
prog := make([]byte, 72)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.NOP)
prog[70] = byte(opcode.PUSH2)
prog[71] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadExcessiveNOP4(t *testing.T) {
prog := make([]byte, 72)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.NOP)
prog[71] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadExcessiveNOP5(t *testing.T) {
prog := make([]byte, 72)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
prog[71] = byte(opcode.NOP)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadNKeys1(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH3)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadNKeys2(t *testing.T) {
prog := make([]byte, 1)
prog[0] = byte(opcode.PUSH10)
key := make([]byte, 33)
var asize = uint16(MaxArraySize + 1)
for i := 0; i < int(asize); i++ {
prog = append(prog, byte(opcode.PUSHBYTES33))
prog = append(prog, key...)
}
prog = append(prog, byte(opcode.PUSHBYTES2), byte(asize&0xff), byte((asize<<8)&0xff), byte(opcode.CHECKMULTISIG))
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadRead1(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSHBYTES75)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadRead2(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES75)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.CHECKMULTISIG)
assert.Equal(t, false, IsMultiSigContract(prog))
}
func TestIsMultiSigContractBadRead3(t *testing.T) {
prog := make([]byte, 71)
prog[0] = byte(opcode.PUSH2)
prog[1] = byte(opcode.PUSHBYTES33)
prog[35] = byte(opcode.PUSHBYTES33)
prog[69] = byte(opcode.PUSH2)
prog[70] = byte(opcode.PUSHBYTES1)
assert.Equal(t, false, IsMultiSigContract(prog))
}
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