neoneo-go/pkg/compiler/native_test.go

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package compiler_test
import (
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"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"
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"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"
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"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/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
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"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"
)
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func TestContractHashes(t *testing.T) {
cs := native.NewContracts(true)
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())
}
// 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)
}
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)
u160 := `interop.Hash160("aaaaaaaaaaaaaaaaaaaa")`
u256 := `interop.Hash256("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")`
pub := `interop.PublicKey("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")`
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},
{"registerCandidate", []string{pub}},
{"setGasPerBlock", []string{"1"}},
{"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{
{"request", []string{`"url"`, "nil", `"callback"`, "nil", "123"}},
})
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},
{"getMaxBlockSize", nil},
{"getMaxBlockSystemFee", nil},
{"getMaxTransactionsPerBlock", nil},
{"getStoragePrice", nil},
{"isBlocked", []string{u160}},
{"setExecFeeFactor", []string{"42"}},
{"setFeePerByte", []string{"42"}},
{"setMaxBlockSize", []string{"42"}},
{"setMaxBlockSystemFee", []string{"42"}},
{"setMaxTransactionsPerBlock", []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"}},
})
}
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")
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()))
extended := md.RequiredFlags // In some (all?) cases it's desirable to have Read permissions where Write is also allowed.
if md.RequiredFlags&callflag.WriteStates != 0 {
extended |= callflag.ReadStates
}
require.True(t, fs == md.RequiredFlags || fs == extended)
args := v.Estack().Pop().Array()
require.Equal(t, len(md.MD.Parameters), len(args))
v.Estack().PushVal(result)
return nil
}
}