package compiler_test import ( "fmt" "math/big" "strings" "testing" "github.com/nspcc-dev/neo-go/pkg/core/interop" "github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames" "github.com/nspcc-dev/neo-go/pkg/core/native" "github.com/nspcc-dev/neo-go/pkg/interop/native/crypto" "github.com/nspcc-dev/neo-go/pkg/interop/native/gas" "github.com/nspcc-dev/neo-go/pkg/interop/native/ledger" "github.com/nspcc-dev/neo-go/pkg/interop/native/management" "github.com/nspcc-dev/neo-go/pkg/interop/native/nameservice" "github.com/nspcc-dev/neo-go/pkg/interop/native/neo" "github.com/nspcc-dev/neo-go/pkg/interop/native/notary" "github.com/nspcc-dev/neo-go/pkg/interop/native/oracle" "github.com/nspcc-dev/neo-go/pkg/interop/native/policy" "github.com/nspcc-dev/neo-go/pkg/interop/native/roles" "github.com/nspcc-dev/neo-go/pkg/interop/native/std" "github.com/nspcc-dev/neo-go/pkg/smartcontract" "github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag" "github.com/nspcc-dev/neo-go/pkg/util" "github.com/nspcc-dev/neo-go/pkg/vm" "github.com/nspcc-dev/neo-go/pkg/vm/stackitem" "github.com/stretchr/testify/require" ) func TestContractHashes(t *testing.T) { cs := native.NewContracts(true, map[string][]uint32{}) require.Equal(t, []byte(neo.Hash), cs.NEO.Hash.BytesBE()) require.Equal(t, []byte(gas.Hash), cs.GAS.Hash.BytesBE()) require.Equal(t, []byte(oracle.Hash), cs.Oracle.Hash.BytesBE()) require.Equal(t, []byte(roles.Hash), cs.Designate.Hash.BytesBE()) require.Equal(t, []byte(policy.Hash), cs.Policy.Hash.BytesBE()) require.Equal(t, []byte(nameservice.Hash), cs.NameService.Hash.BytesBE()) require.Equal(t, []byte(ledger.Hash), cs.Ledger.Hash.BytesBE()) require.Equal(t, []byte(management.Hash), cs.Management.Hash.BytesBE()) require.Equal(t, []byte(notary.Hash), cs.Notary.Hash.BytesBE()) require.Equal(t, []byte(crypto.Hash), cs.Crypto.Hash.BytesBE()) require.Equal(t, []byte(std.Hash), cs.Std.Hash.BytesBE()) } // testPrintHash is a helper for updating contract hashes. func testPrintHash(u util.Uint160) { fmt.Print(`"`) for _, b := range u.BytesBE() { fmt.Printf("\\x%02x", b) } fmt.Println(`"`) } func TestContractParameterTypes(t *testing.T) { require.EqualValues(t, management.AnyType, smartcontract.AnyType) require.EqualValues(t, management.BoolType, smartcontract.BoolType) require.EqualValues(t, management.IntegerType, smartcontract.IntegerType) require.EqualValues(t, management.ByteArrayType, smartcontract.ByteArrayType) require.EqualValues(t, management.StringType, smartcontract.StringType) require.EqualValues(t, management.Hash160Type, smartcontract.Hash160Type) require.EqualValues(t, management.Hash256Type, smartcontract.Hash256Type) require.EqualValues(t, management.PublicKeyType, smartcontract.PublicKeyType) require.EqualValues(t, management.SignatureType, smartcontract.SignatureType) require.EqualValues(t, management.ArrayType, smartcontract.ArrayType) require.EqualValues(t, management.MapType, smartcontract.MapType) require.EqualValues(t, management.InteropInterfaceType, smartcontract.InteropInterfaceType) require.EqualValues(t, management.VoidType, smartcontract.VoidType) } func TestRoleManagementRole(t *testing.T) { require.EqualValues(t, native.RoleOracle, roles.Oracle) require.EqualValues(t, native.RoleStateValidator, roles.StateValidator) require.EqualValues(t, native.RoleP2PNotary, roles.P2PNotary) } func TestNameServiceRecordType(t *testing.T) { require.EqualValues(t, native.RecordTypeA, nameservice.TypeA) require.EqualValues(t, native.RecordTypeCNAME, nameservice.TypeCNAME) require.EqualValues(t, native.RecordTypeTXT, nameservice.TypeTXT) require.EqualValues(t, native.RecordTypeAAAA, nameservice.TypeAAAA) } func TestCryptoLibNamedCurve(t *testing.T) { require.EqualValues(t, native.Secp256k1, crypto.Secp256k1) require.EqualValues(t, native.Secp256r1, crypto.Secp256r1) } type nativeTestCase struct { method string params []string } // Here we test that corresponding method does exist, is invoked and correct value is returned. func TestNativeHelpersCompile(t *testing.T) { cs := native.NewContracts(true, map[string][]uint32{}) u160 := `interop.Hash160("aaaaaaaaaaaaaaaaaaaa")` u256 := `interop.Hash256("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")` pub := `interop.PublicKey("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")` sig := `interop.Signature("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")` nep17TestCases := []nativeTestCase{ {"balanceOf", []string{u160}}, {"decimals", nil}, {"symbol", nil}, {"totalSupply", nil}, {"transfer", []string{u160, u160, "123", "nil"}}, } runNativeTestCases(t, cs.NEO.ContractMD, "neo", append([]nativeTestCase{ {"getCandidates", nil}, {"getCommittee", nil}, {"getGasPerBlock", nil}, {"getNextBlockValidators", nil}, {"getRegisterPrice", nil}, {"registerCandidate", []string{pub}}, {"setGasPerBlock", []string{"1"}}, {"setRegisterPrice", []string{"10"}}, {"vote", []string{u160, pub}}, {"unclaimedGas", []string{u160, "123"}}, {"unregisterCandidate", []string{pub}}, }, nep17TestCases...)) runNativeTestCases(t, cs.GAS.ContractMD, "gas", nep17TestCases) runNativeTestCases(t, cs.Oracle.ContractMD, "oracle", []nativeTestCase{ {"getPrice", nil}, {"request", []string{`"url"`, "nil", `"callback"`, "nil", "123"}}, {"setPrice", []string{"10"}}, }) runNativeTestCases(t, cs.Designate.ContractMD, "roles", []nativeTestCase{ {"designateAsRole", []string{"1", "[]interop.PublicKey{}"}}, {"getDesignatedByRole", []string{"1", "1000"}}, }) runNativeTestCases(t, cs.Policy.ContractMD, "policy", []nativeTestCase{ {"blockAccount", []string{u160}}, {"getExecFeeFactor", nil}, {"getFeePerByte", nil}, {"getStoragePrice", nil}, {"isBlocked", []string{u160}}, {"setExecFeeFactor", []string{"42"}}, {"setFeePerByte", []string{"42"}}, {"setStoragePrice", []string{"42"}}, {"unblockAccount", []string{u160}}, }) runNativeTestCases(t, cs.NameService.ContractMD, "nameservice", []nativeTestCase{ // nonfungible {"symbol", nil}, {"decimals", nil}, {"totalSupply", nil}, {"ownerOf", []string{`"neo.com"`}}, {"balanceOf", []string{u160}}, {"properties", []string{`"neo.com"`}}, {"tokens", nil}, {"tokensOf", []string{u160}}, {"transfer", []string{u160, `"neo.com"`}}, // name service {"addRoot", []string{`"com"`}}, {"deleteRecord", []string{`"neo.com"`, "nameservice.TypeA"}}, {"isAvailable", []string{`"neo.com"`}}, {"getPrice", nil}, {"getRecord", []string{`"neo.com"`, "nameservice.TypeA"}}, {"register", []string{`"neo.com"`, u160}}, {"renew", []string{`"neo.com"`}}, {"resolve", []string{`"neo.com"`, "nameservice.TypeA"}}, {"setPrice", []string{"42"}}, {"setAdmin", []string{`"neo.com"`, u160}}, {"setRecord", []string{`"neo.com"`, "nameservice.TypeA", `"1.1.1.1"`}}, }) runNativeTestCases(t, cs.Ledger.ContractMD, "ledger", []nativeTestCase{ {"currentHash", nil}, {"currentIndex", nil}, {"getBlock", []string{"1"}}, {"getTransaction", []string{u256}}, {"getTransactionFromBlock", []string{u256, "1"}}, {"getTransactionHeight", []string{u256}}, }) runNativeTestCases(t, cs.Notary.ContractMD, "notary", []nativeTestCase{ {"lockDepositUntil", []string{u160, "123"}}, {"withdraw", []string{u160, u160}}, {"balanceOf", []string{u160}}, {"expirationOf", []string{u160}}, {"getMaxNotValidBeforeDelta", nil}, {"setMaxNotValidBeforeDelta", []string{"42"}}, }) runNativeTestCases(t, cs.Management.ContractMD, "management", []nativeTestCase{ {"deploy", []string{"nil", "nil"}}, {"deployWithData", []string{"nil", "nil", "123"}}, {"destroy", nil}, {"getContract", []string{u160}}, {"getMinimumDeploymentFee", nil}, {"setMinimumDeploymentFee", []string{"42"}}, {"update", []string{"nil", "nil"}}, {"updateWithData", []string{"nil", "nil", "123"}}, }) runNativeTestCases(t, cs.Crypto.ContractMD, "crypto", []nativeTestCase{ {"sha256", []string{"[]byte{1, 2, 3}"}}, {"ripemd160", []string{"[]byte{1, 2, 3}"}}, {"verifyWithECDsa", []string{"[]byte{1, 2, 3}", pub, sig, "crypto.Secp256k1"}}, }) runNativeTestCases(t, cs.Std.ContractMD, "std", []nativeTestCase{ {"serialize", []string{"[]byte{1, 2, 3}"}}, {"deserialize", []string{"[]byte{1, 2, 3}"}}, {"jsonSerialize", []string{"[]byte{1, 2, 3}"}}, {"jsonDeserialize", []string{"[]byte{1, 2, 3}"}}, {"base64Encode", []string{"[]byte{1, 2, 3}"}}, {"base64Decode", []string{"[]byte{1, 2, 3}"}}, {"base58Encode", []string{"[]byte{1, 2, 3}"}}, {"base58Decode", []string{"[]byte{1, 2, 3}"}}, {"itoa", []string{"4", "10"}}, {"atoi", []string{`"4"`, "10"}}, }) } func runNativeTestCases(t *testing.T, ctr interop.ContractMD, name string, testCases []nativeTestCase) { t.Run(ctr.Name, func(t *testing.T) { for _, tc := range testCases { t.Run(tc.method, func(t *testing.T) { runNativeTestCase(t, ctr, name, tc.method, tc.params...) }) } }) } func runNativeTestCase(t *testing.T, ctr interop.ContractMD, name, method string, params ...string) { md, ok := ctr.GetMethod(strings.TrimSuffix(method, "WithData"), len(params)) require.True(t, ok) isVoid := md.MD.ReturnType == smartcontract.VoidType srcTmpl := `package foo import "github.com/nspcc-dev/neo-go/pkg/interop/native/%s" import "github.com/nspcc-dev/neo-go/pkg/interop" var _ interop.Hash160 ` if isVoid { srcTmpl += `func Main() { %s.%s(%s) }` } else { srcTmpl += `func Main() interface{} { return %s.%s(%s) }` } methodUpper := strings.ToUpper(method[:1]) + method[1:] // ASCII only methodUpper = strings.ReplaceAll(methodUpper, "Gas", "GAS") methodUpper = strings.ReplaceAll(methodUpper, "Json", "JSON") src := fmt.Sprintf(srcTmpl, name, name, methodUpper, strings.Join(params, ",")) v, s := vmAndCompileInterop(t, src) id := interopnames.ToID([]byte(interopnames.SystemContractCall)) result := getTestStackItem(md.MD.ReturnType) s.interops[id] = testContractCall(t, ctr.Hash, md, result) require.NoError(t, v.Run()) if isVoid { require.Equal(t, 0, v.Estack().Len()) return } require.Equal(t, 1, v.Estack().Len(), "stack contains unexpected items") require.Equal(t, result.Value(), v.Estack().Pop().Item().Value()) } func getTestStackItem(typ smartcontract.ParamType) stackitem.Item { switch typ { case smartcontract.AnyType, smartcontract.VoidType: return stackitem.Null{} case smartcontract.BoolType: return stackitem.NewBool(true) case smartcontract.IntegerType: return stackitem.NewBigInteger(big.NewInt(42)) case smartcontract.ByteArrayType, smartcontract.StringType, smartcontract.Hash160Type, smartcontract.Hash256Type, smartcontract.PublicKeyType, smartcontract.SignatureType: return stackitem.NewByteArray([]byte("result")) case smartcontract.ArrayType: return stackitem.NewArray([]stackitem.Item{stackitem.NewBool(true), stackitem.Null{}}) case smartcontract.MapType: return stackitem.NewMapWithValue([]stackitem.MapElement{{ Key: stackitem.NewByteArray([]byte{1, 2, 3}), Value: stackitem.NewByteArray([]byte{5, 6, 7}), }}) case smartcontract.InteropInterfaceType: return stackitem.NewInterop(42) default: panic("unexpected type") } } func testContractCall(t *testing.T, hash util.Uint160, md interop.MethodAndPrice, result stackitem.Item) func(*vm.VM) error { return func(v *vm.VM) error { h := v.Estack().Pop().Bytes() require.Equal(t, hash.BytesBE(), h) method := v.Estack().Pop().String() require.Equal(t, md.MD.Name, method) fs := callflag.CallFlag(int32(v.Estack().Pop().BigInt().Int64())) require.Equal(t, fs, md.RequiredFlags) args := v.Estack().Pop().Array() require.Equal(t, len(md.MD.Parameters), len(args)) v.Estack().PushVal(result) return nil } }