def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext()
self.state_reader = StateReader()
class BlockchainInteropTest(BlockchainFixtureTestCase):
engine = None
econtext = None
state_reader = None
@classmethod
def leveldb_testpath(self):
return os.path.join(settings.DATA_DIR_PATH, 'fixtures/test_chain')
@classmethod
def setUpClass(cls):
super(BlockchainInteropTest, cls).setUpClass()
settings.set_loglevel(DEBUG)
def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext(engine=self.engine)
self.state_reader = StateReader()
def test_interop_getblock(self):
height = StackItem.New(9369)
self.econtext.EvaluationStack.PushT(height)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Blockchain_GetBlock(self.engine)
block = self.econtext.EvaluationStack.Pop().GetInterface()
self.assertIsInstance(block, Block)
def test_interop_get_transaction(self):
u256 = UInt256.ParseString(
'8be9660512991d36e016b8ced6fda5d611d26a0f6e2faaaf1f379496edb3395f')
hash = StackItem.New(u256.Data)
self.econtext.EvaluationStack.PushT(hash)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Blockchain_GetTransaction(self.engine)
tx = self.econtext.EvaluationStack.Pop().GetInterface()
self.assertIsInstance(tx, Transaction)
def test_interop_get_bad_transaction(self):
u256 = UInt256.ParseString(
'8be9660512991d36e016b8ced6fda5d611d26a0f6e2faaaf1f379496edb33956')
hash = StackItem.New(u256.Data)
self.econtext.EvaluationStack.PushT(hash)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Blockchain_GetTransaction(self.engine)
tx = self.econtext.EvaluationStack.Pop().GetInterface()
self.assertIsNone(tx)
def test_interop_get_transaction_height(self):
u256 = UInt256.ParseString(
'8be9660512991d36e016b8ced6fda5d611d26a0f6e2faaaf1f379496edb3395f')
hash = StackItem.New(u256.Data)
self.econtext.EvaluationStack.PushT(hash)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Blockchain_GetTransactionHeight(self.engine)
height = self.econtext.EvaluationStack.Pop().GetBigInteger()
self.assertEqual(height, 9369)
def test_interop_get_bad_transaction_height(self):
u256 = UInt256.ParseString(
'8be9660512991d36e016b8ced6fda5d611d26a0f6e2faaaf1f379496edb33956')
hash = StackItem.New(u256.Data)
self.econtext.EvaluationStack.PushT(hash)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Blockchain_GetTransactionHeight(self.engine)
height = self.econtext.EvaluationStack.Pop().GetBigInteger()
self.assertEqual(height, -1)
class BlockchainInteropTest(BlockchainFixtureTestCase):
engine = None
econtext = None
state_reader = None
@classmethod
def leveldb_testpath(self):
return os.path.join(settings.DATA_DIR_PATH, 'fixtures/test_chain')
@classmethod
def setUpClass(cls):
super(BlockchainInteropTest, cls).setUpClass()
settings.set_loglevel(DEBUG)
def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext()
self.state_reader = StateReader()
def test_interop_getblock(self):
height = StackItem.New(1234)
self.engine.EvaluationStack.PushT(height)
self.state_reader.Blockchain_GetBlock(self.engine)
block = self.engine.EvaluationStack.Pop().GetInterface()
self.assertIsInstance(block, Block)
def test_interop_get_transaction(self):
u256 = UInt256.ParseString(
'e4d2ea5df2adf77df91049beccbb16f98863b93a16439c60381eac1f23bff178')
hash = StackItem.New(u256.Data)
self.engine.EvaluationStack.PushT(hash)
self.state_reader.Blockchain_GetTransaction(self.engine)
tx = self.engine.EvaluationStack.Pop().GetInterface()
self.assertIsInstance(tx, Transaction)
def test_interop_get_bad_transaction(self):
u256 = UInt256.ParseString(
'e4d2ea5df2adf77df91049beccbb16f98863b93a16439c60381eac1f23bff176')
hash = StackItem.New(u256.Data)
self.engine.EvaluationStack.PushT(hash)
self.state_reader.Blockchain_GetTransaction(self.engine)
tx = self.engine.EvaluationStack.Pop().GetInterface()
self.assertIsNone(tx)
def test_interop_get_transaction_height(self):
u256 = UInt256.ParseString(
'e4d2ea5df2adf77df91049beccbb16f98863b93a16439c60381eac1f23bff178')
hash = StackItem.New(u256.Data)
self.engine.EvaluationStack.PushT(hash)
self.state_reader.Blockchain_GetTransactionHeight(self.engine)
height = self.engine.EvaluationStack.Pop().GetBigInteger()
self.assertEqual(height, 4999)
def test_interop_get_bad_transaction_height(self):
u256 = UInt256.ParseString(
'e4d2ea5df2adf77df91049beccbb16f98863b93a16439c60381eac1f23bff176')
hash = StackItem.New(u256.Data)
self.engine.EvaluationStack.PushT(hash)
self.state_reader.Blockchain_GetTransactionHeight(self.engine)
height = self.engine.EvaluationStack.Pop().GetBigInteger()
self.assertEqual(height, -1)
def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext(Script(self.engine.Crypto, b''), 0)
self.engine.InvocationStack.PushT(self.econtext)
snapshot = GetBlockchain()._db.createSnapshot()
self.state_reader = StateReader(TriggerType.Application, snapshot)
class InteropSerializeDeserializeTestCase(TestCase):
engine = None
econtext = None
state_reader = None
def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext()
self.state_reader = StateReader()
def test_serialize_struct(self):
my_struct = Struct([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.engine.EvaluationStack.PushT(my_struct)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Struct)
self.assertEqual(deserialized.Count, 4)
self.assertEqual(deserialized.GetArray()[0], StackItem.New(12))
self.assertEqual(deserialized.GetArray()[1],
StackItem.New(b'Hello World'))
self.assertEqual(deserialized.GetArray()[2], StackItem.New(True))
subarray = deserialized.GetArray()[3]
self.assertIsInstance(subarray, Array)
self.assertEqual(subarray.Count, 3)
self.assertEqual(subarray.GetArray()[0], StackItem.New(113442))
def test_serialize_array(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.engine.EvaluationStack.PushT(my_array)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Array)
self.assertEqual(deserialized.Count, 4)
self.assertEqual(deserialized.GetArray()[0], StackItem.New(12))
self.assertEqual(deserialized.GetArray()[1],
StackItem.New(b'Hello World'))
self.assertEqual(deserialized.GetArray()[2], StackItem.New(True))
subarray = deserialized.GetArray()[3]
self.assertIsInstance(subarray, Array)
self.assertEqual(subarray.Count, 3)
self.assertEqual(subarray.GetArray()[0], StackItem.New(113442))
def test_serialize_bytearray(self):
my_ba = StackItem.New(b'a0f03a')
self.engine.EvaluationStack.PushT(my_ba)
self.state_reader.Runtime_Serialize(self.engine)
res = self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(), bytearray(b'a0f03a'))
my_ba = StackItem.New(b'Hello Serialization')
self.engine.EvaluationStack.PushT(my_ba)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(),
bytearray(b'Hello Serialization'))
my_ba = StackItem.New(bytearray(b'\x01\x03\xfa\x99\x42'))
self.engine.EvaluationStack.PushT(my_ba)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(),
bytearray(b'\x01\x03\xfa\x99\x42'))
def test_serialize_bool(self):
# create integer, serialize it via state reader
my_bool = StackItem.New(True)
self.engine.EvaluationStack.PushT(my_bool)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Boolean)
self.assertEqual(deserialized.GetBoolean(), True)
my_bool = StackItem.New(False)
self.engine.EvaluationStack.PushT(my_bool)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Boolean)
self.assertEqual(deserialized.GetBoolean(), False)
def test_serialize_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(1234)
self.engine.EvaluationStack.PushT(my_integer)
self.state_reader.Runtime_Serialize(self.engine)
self.assertEqual(len(self.engine.EvaluationStack.Items), 1)
# we will preview what will be pushed onto the stack
existing = self.engine.EvaluationStack.Peek(0)
ms = StreamManager.GetStream(existing.GetByteArray())
reader = BinaryReader(ms)
result = StackItem.DeserializeStackItem(reader)
# now run deserialized
res = self.state_reader.Runtime_Deserialize(self.engine)
self.assertEqual(res, True)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized, result)
self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), 1234)
def test_serialize_negative_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(-12324345)
self.engine.EvaluationStack.PushT(my_integer)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
# self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), -12324345)
def test_serialize_big_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(23424324242424242424234)
self.engine.EvaluationStack.PushT(my_integer)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
# self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), 23424324242424242424234)
def test_serialize_zero(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(0)
self.engine.EvaluationStack.PushT(my_integer)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized.GetBigInteger(), 0)
def test_serialize_map(self):
map2 = Map({
StackItem.New(b'a'): StackItem.New(1),
StackItem.New(b'b'): StackItem.New(2),
StackItem.New(b'c'): StackItem.New(3),
})
self.engine.EvaluationStack.PushT(map2)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized, map2)
map3 = Map({
StackItem.New(b'j'): StackItem.New(8),
StackItem.New(b'k'): StackItem.New(2222),
})
map2.SetItem(StackItem.New(b'mymap'), map3)
self.engine.EvaluationStack.PushT(map2)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.engine.EvaluationStack.Pop()
self.assertEqual(deserialized, map2)
@patch('logzero.logger.error')
def test_cant_serialize_iop_item(self, mocked_logger):
genesis = Blockchain.GenesisBlock()
self.engine.EvaluationStack.PushT(StackItem.FromInterface(genesis))
cant_do = self.state_reader.Runtime_Serialize(self.engine)
self.assertEqual(cant_do, False)
mocked_logger.assert_called_with(
StringIn(
'Cannot serialize item IOp Interface: <neo.Core.Block.Block object'
))
@patch('logzero.logger.error')
def test_cant_deserialize_item(self, mocked_logger):
self.engine.EvaluationStack.PushT(StackItem.New(b'abc'))
self.state_reader.Runtime_Deserialize(self.engine)
item = self.engine.EvaluationStack.Pop()
self.assertIsNone(item)
mocked_logger.assert_called_with(
StringIn('Could not deserialize stack item with type:'))
def GetStateReader():
from neo.SmartContract.StateReader import StateReader
return StateReader()
class InteropSerializeDeserializeTestCase(TestCase):
engine = None
econtext = None
state_reader = None
def setUp(self):
self.engine = ExecutionEngine()
self.econtext = ExecutionContext(engine=self.engine)
self.state_reader = StateReader()
def test_iter_array(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.econtext.EvaluationStack.PushT(my_array)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Enumerator_Create(self.engine)
iterable = self.econtext.EvaluationStack.Peek(0).GetInterface()
self.assertIsInstance(iterable, ArrayWrapper)
keys = []
values = []
while iterable.Next():
currentKey = iterable.Key()
keys.append(currentKey.GetBigInteger())
values.append(iterable.Value())
self.assertEqual(keys, [0, 1, 2, 3])
self.assertEqual(values, my_array.GetArray())
def test_iter_map(self):
my_map = Map({
StackItem.New('a'): StackItem.New(1),
StackItem.New('b'): StackItem.New(3),
StackItem.New('d'): StackItem.New(432)
})
self.econtext.EvaluationStack.PushT(my_map)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Iterator_Create(self.engine)
iterable = self.econtext.EvaluationStack.Peek(0).GetInterface()
self.assertIsInstance(iterable, MapWrapper)
keys = []
values = []
while iterable.Next():
keys.append(iterable.Key())
values.append(iterable.Value())
self.assertEqual(
keys, [StackItem.New('a'),
StackItem.New('b'),
StackItem.New('d')])
self.assertEqual(keys, my_map.Keys)
self.assertEqual(
values, [StackItem.New(1),
StackItem.New(3),
StackItem.New(432)])
self.assertEqual(values, my_map.Values)
def test_iter_array_keys(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.econtext.EvaluationStack.PushT(my_array)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Enumerator_Create(self.engine)
create_iterkeys = self.state_reader.Iterator_Keys(self.engine)
self.assertEqual(create_iterkeys, True)
iterkeys = self.econtext.EvaluationStack.Peek(0).GetInterface()
self.assertIsInstance(iterkeys, KeysWrapper)
keys = []
while iterkeys.Next():
keys.append(iterkeys.Value().GetBigInteger())
self.assertEqual(keys, [0, 1, 2, 3])
def test_iter_array_values(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.econtext.EvaluationStack.PushT(my_array)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Enumerator_Create(self.engine)
create_itervalues = self.state_reader.Iterator_Values(self.engine)
self.assertEqual(create_itervalues, True)
itervals = self.econtext.EvaluationStack.Peek(0).GetInterface()
self.assertIsInstance(itervals, ValuesWrapper)
values = []
while itervals.Next():
values.append(itervals.Value())
self.assertEqual(values, my_array.GetArray())
def test_iter_concat(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
my_array2 = Array([
StackItem.New(b'a'),
StackItem.New(b'b'),
StackItem.New(4),
StackItem.New(100)
])
self.econtext.EvaluationStack.PushT(my_array2)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Enumerator_Create(self.engine)
self.econtext.EvaluationStack.PushT(my_array)
self.state_reader.Enumerator_Create(self.engine)
result = self.state_reader.Enumerator_Concat(self.engine)
self.assertEqual(result, True)
concatted_enum = self.econtext.EvaluationStack.Peek().GetInterface()
self.assertIsInstance(concatted_enum, ConcatenatedEnumerator)
values = []
count = 0
while concatted_enum.Next():
count += 1
values.append(concatted_enum.Value())
self.assertEqual(count, 8)
self.assertEqual(values, my_array.GetArray() + my_array2.GetArray())
def test_iter_array_bad(self):
my_item = StackItem.New(12)
self.econtext.EvaluationStack.PushT(my_item)
self.engine.InvocationStack.PushT(self.econtext)
result = self.state_reader.Enumerator_Create(self.engine)
self.assertEqual(result, False)
self.assertEqual(self.econtext.EvaluationStack.Count, 0)
def test_iter_map_bad(self):
my_item = StackItem.New(12)
self.econtext.EvaluationStack.PushT(my_item)
self.engine.InvocationStack.PushT(self.econtext)
result = self.state_reader.Iterator_Create(self.engine)
self.assertEqual(result, False)
self.assertEqual(self.econtext.EvaluationStack.Count, 0)
def test_iter_array_key_bad(self):
my_item = StackItem.New(12)
self.econtext.EvaluationStack.PushT(my_item)
self.engine.InvocationStack.PushT(self.econtext)
result = self.state_reader.Iterator_Key(self.engine)
self.assertEqual(result, False)
self.assertEqual(self.econtext.EvaluationStack.Count, 0)
def test_iter_array_values_bad(self):
my_item = StackItem.New(12)
self.econtext.EvaluationStack.PushT(my_item)
self.engine.InvocationStack.PushT(self.econtext)
result = self.state_reader.Iterator_Values(self.engine)
self.assertEqual(result, False)
self.assertEqual(self.econtext.EvaluationStack.Count, 0)
def test_iter_array_keys_bad(self):
my_item = StackItem.New(12)
self.econtext.EvaluationStack.PushT(my_item)
self.engine.InvocationStack.PushT(self.econtext)
result = self.state_reader.Iterator_Keys(self.engine)
self.assertEqual(result, False)
self.assertEqual(self.econtext.EvaluationStack.Count, 0)
class InteropSerializeDeserializeTestCase(NeoTestCase):
engine = None
econtext = None
state_reader = None
def setUp(self):
self.engine = ExecutionEngine(crypto=Crypto.Default())
self.econtext = ExecutionContext(Script(self.engine.Crypto, b''), 0)
self.engine.InvocationStack.PushT(self.econtext)
snapshot = GetBlockchain()._db.createSnapshot()
self.state_reader = StateReader(TriggerType.Application, snapshot)
def test_serialize_struct(self):
my_struct = Struct([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.econtext.EvaluationStack.PushT(my_struct)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Struct)
self.assertEqual(deserialized.Count, 4)
self.assertEqual(deserialized.GetArray()[0], StackItem.New(12))
self.assertEqual(deserialized.GetArray()[1],
StackItem.New(b'Hello World'))
self.assertEqual(deserialized.GetArray()[2], StackItem.New(True))
subarray = deserialized.GetArray()[3]
self.assertIsInstance(subarray, Array)
self.assertEqual(subarray.Count, 3)
self.assertEqual(subarray.GetArray()[0], StackItem.New(113442))
def test_serialize_array(self):
my_array = Array([
StackItem.New(12),
StackItem.New(b'Hello World'),
StackItem.New(True),
Array([StackItem.New(113442),
StackItem.New(2),
StackItem.New(3)])
])
self.econtext.EvaluationStack.PushT(my_array)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Array)
self.assertEqual(deserialized.Count, 4)
self.assertEqual(deserialized.GetArray()[0], StackItem.New(12))
self.assertEqual(deserialized.GetArray()[1],
StackItem.New(b'Hello World'))
self.assertEqual(deserialized.GetArray()[2], StackItem.New(True))
subarray = deserialized.GetArray()[3]
self.assertIsInstance(subarray, Array)
self.assertEqual(subarray.Count, 3)
self.assertEqual(subarray.GetArray()[0], StackItem.New(113442))
def test_serialize_bytearray(self):
my_ba = StackItem.New(b'a0f03a')
self.econtext.EvaluationStack.PushT(my_ba)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
res = self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(), bytearray(b'a0f03a'))
my_ba = StackItem.New(b'Hello Serialization')
self.econtext.EvaluationStack.PushT(my_ba)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(),
bytearray(b'Hello Serialization'))
my_ba = StackItem.New(bytearray(b'\x01\x03\xfa\x99\x42'))
self.econtext.EvaluationStack.PushT(my_ba)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized.GetByteArray(),
bytearray(b'\x01\x03\xfa\x99\x42'))
def test_serialize_bool(self):
# create integer, serialize it via state reader
my_bool = StackItem.New(True)
self.econtext.EvaluationStack.PushT(my_bool)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Boolean)
self.assertEqual(deserialized.GetBoolean(), True)
my_bool = StackItem.New(False)
self.econtext.EvaluationStack.PushT(my_bool)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertIsInstance(deserialized, Boolean)
self.assertEqual(deserialized.GetBoolean(), False)
def test_serialize_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(1234)
self.econtext.EvaluationStack.PushT(my_integer)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.assertEqual(len(self.econtext.EvaluationStack.Items), 1)
# we will preview what will be pushed onto the stack
existing = self.econtext.EvaluationStack.Peek(0)
ms = StreamManager.GetStream(existing.GetByteArray())
reader = BinaryReader(ms)
result = StackItem.DeserializeStackItem(reader)
# now run deserialized
res = self.state_reader.Runtime_Deserialize(self.engine)
self.assertEqual(res, True)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized, result)
self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), 1234)
def test_serialize_negative_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(-12324345)
self.econtext.EvaluationStack.PushT(my_integer)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
# self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), -12324345)
def test_serialize_big_integer(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(23424324242424242424234)
self.econtext.EvaluationStack.PushT(my_integer)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
# self.assertEqual(deserialized, my_integer)
self.assertEqual(deserialized.GetBigInteger(), 23424324242424242424234)
def test_serialize_zero(self):
# create integer, serialize it via state reader
my_integer = StackItem.New(0)
self.econtext.EvaluationStack.PushT(my_integer)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized.GetBigInteger(), 0)
def test_serialize_map(self):
map2 = Map({
StackItem.New(b'a'): StackItem.New(1),
StackItem.New(b'b'): StackItem.New(2),
StackItem.New(b'c'): StackItem.New(3),
})
self.econtext.EvaluationStack.PushT(map2)
self.engine.InvocationStack.PushT(self.econtext)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized, map2)
map3 = Map({
StackItem.New(b'j'): StackItem.New(8),
StackItem.New(b'k'): StackItem.New(2222),
})
map2.SetItem(StackItem.New(b'mymap'), map3)
self.econtext.EvaluationStack.PushT(map2)
self.state_reader.Runtime_Serialize(self.engine)
self.state_reader.Runtime_Deserialize(self.engine)
deserialized = self.econtext.EvaluationStack.Pop()
self.assertEqual(deserialized, map2)
def test_cant_serialize_iop_item(self):
genesis = Blockchain.GenesisBlock()
self.econtext.EvaluationStack.PushT(StackItem.FromInterface(genesis))
self.engine.InvocationStack.PushT(self.econtext)
cant_do = self.state_reader.Runtime_Serialize(self.engine)
self.assertEqual(cant_do, False)
def test_cant_deserialize_item(self):
self.econtext.EvaluationStack.PushT(StackItem.New(b'abc'))
self.engine.InvocationStack.PushT(self.econtext)
success = self.state_reader.Runtime_Deserialize(self.engine)
self.assertFalse(success)
