package manifest import ( "math/big" "testing" "github.com/nspcc-dev/neo-go/pkg/crypto/keys" "github.com/nspcc-dev/neo-go/pkg/smartcontract" "github.com/nspcc-dev/neo-go/pkg/vm/stackitem" "github.com/stretchr/testify/require" ) func TestMethod_ToStackItemFromStackItem(t *testing.T) { m := &Method{ Name: "mur", Offset: 5, Parameters: []Parameter{{Name: "p1", Type: smartcontract.BoolType}}, ReturnType: smartcontract.StringType, Safe: true, } expected := stackitem.NewStruct([]stackitem.Item{ stackitem.NewByteArray([]byte(m.Name)), stackitem.NewArray([]stackitem.Item{ stackitem.NewStruct([]stackitem.Item{ stackitem.NewByteArray([]byte(m.Parameters[0].Name)), stackitem.NewBigInteger(big.NewInt(int64(m.Parameters[0].Type))), }), }), stackitem.NewBigInteger(big.NewInt(int64(m.ReturnType))), stackitem.NewBigInteger(big.NewInt(int64(m.Offset))), stackitem.NewBool(m.Safe), }) CheckToFromStackItem(t, m, expected) } func TestMethod_FromStackItemErrors(t *testing.T) { errCases := map[string]stackitem.Item{ "not a struct": stackitem.NewArray([]stackitem.Item{}), "invalid length": stackitem.NewStruct([]stackitem.Item{}), "invalid name type": stackitem.NewStruct([]stackitem.Item{stackitem.NewInterop(nil), stackitem.Null{}, stackitem.Null{}, stackitem.Null{}, stackitem.Null{}}), "invalid parameters type": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.Null{}, stackitem.Null{}, stackitem.Null{}, stackitem.Null{}}), "invalid parameter": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.NewArray([]stackitem.Item{stackitem.NewStruct([]stackitem.Item{})}), stackitem.Null{}, stackitem.Null{}, stackitem.Null{}}), "invalid return type": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.NewArray([]stackitem.Item{}), stackitem.Null{}, stackitem.Null{}, stackitem.Null{}}), "invalid offset": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.NewArray([]stackitem.Item{}), stackitem.NewBigInteger(big.NewInt(1)), stackitem.NewInterop(nil), stackitem.Null{}}), "invalid safe": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.NewArray([]stackitem.Item{}), stackitem.NewBigInteger(big.NewInt(1)), stackitem.NewBigInteger(big.NewInt(5)), stackitem.NewInterop(nil)}), } for name, errCase := range errCases { t.Run(name, func(t *testing.T) { p := new(Method) require.Error(t, p.FromStackItem(errCase)) }) } } func TestParameter_ToStackItemFromStackItem(t *testing.T) { p := &Parameter{ Name: "param", Type: smartcontract.StringType, } expected := stackitem.NewStruct([]stackitem.Item{ stackitem.NewByteArray([]byte(p.Name)), stackitem.NewBigInteger(big.NewInt(int64(p.Type))), }) CheckToFromStackItem(t, p, expected) } func TestParameter_FromStackItemErrors(t *testing.T) { errCases := map[string]stackitem.Item{ "not a struct": stackitem.NewArray([]stackitem.Item{}), "invalid length": stackitem.NewStruct([]stackitem.Item{}), "invalid name type": stackitem.NewStruct([]stackitem.Item{stackitem.NewInterop(nil), stackitem.Null{}}), "invalid type type": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.Null{}}), "invalid type value": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{}), stackitem.NewBigInteger(big.NewInt(-100500))}), } for name, errCase := range errCases { t.Run(name, func(t *testing.T) { p := new(Parameter) require.Error(t, p.FromStackItem(errCase)) }) } } func TestGroup_ToStackItemFromStackItem(t *testing.T) { pk, _ := keys.NewPrivateKey() g := &Group{ PublicKey: pk.PublicKey(), Signature: make([]byte, keys.SignatureLen), } expected := stackitem.NewStruct([]stackitem.Item{ stackitem.NewByteArray(pk.PublicKey().Bytes()), stackitem.NewByteArray(make([]byte, keys.SignatureLen)), }) CheckToFromStackItem(t, g, expected) } func TestGroup_FromStackItemErrors(t *testing.T) { pk, _ := keys.NewPrivateKey() errCases := map[string]stackitem.Item{ "not a struct": stackitem.NewArray([]stackitem.Item{}), "invalid length": stackitem.NewStruct([]stackitem.Item{}), "invalid pub type": stackitem.NewStruct([]stackitem.Item{stackitem.NewInterop(nil), stackitem.Null{}}), "invalid pub bytes": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray([]byte{1}), stackitem.Null{}}), "invalid sig type": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray(pk.Bytes()), stackitem.NewInterop(nil)}), "invalid sig len": stackitem.NewStruct([]stackitem.Item{stackitem.NewByteArray(pk.Bytes()), stackitem.NewByteArray([]byte{1})}), } for name, errCase := range errCases { t.Run(name, func(t *testing.T) { p := new(Group) require.Error(t, p.FromStackItem(errCase)) }) } }