Esempio n. 1
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    def setUp(self):
        empty_address = MalformedAddress.from_string('')
        short_address_without_hx = MalformedAddress.from_string('12341234')
        short_address = MalformedAddress.from_string('hx1234512345')
        long_address_without_hx = MalformedAddress.from_string(
            'cf85fac2d0b507a2db9ce9526e6d01476f16a2d269f51636f9c4b2d512017faf')
        long_address = MalformedAddress.from_string(
            'hxdf85fac2d0b507a2db9ce9526e6d01476f16a2d269f51636f9c4b2d512017faf'
        )
        self.malformed_addresses = [
            empty_address, short_address_without_hx, short_address,
            long_address_without_hx, long_address
        ]

        self.db_name = 'engine.db'
        db = ContextDatabase.from_path(self.db_name)
        self.engine = IcxEngine()
        self._from = Address.from_string('hx' + 'a' * 40)
        self.to = Address.from_string('hx' + 'b' * 40)
        self.genesis_address = Address.from_string('hx' + '0' * 40)
        self.fee_treasury_address = Address.from_string('hx' + '1' * 40)
        self.total_supply = 10**20  # 100 icx

        self.context = IconScoreContext(IconScoreContextType.DIRECT)

        icx_storage = IcxStorage(db)
        self.engine.open(icx_storage)

        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 self.genesis_address, self.total_supply)
        self.engine.init_account(self.context, AccountType.TREASURY,
                                 'treasury', self.fee_treasury_address, 0)
Esempio n. 2
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    def setUp(self):

        self.db_name = 'engine.db'
        db = ContextDatabase.from_path(self.db_name)
        self.engine = IcxEngine()
        self.from_ = Address.from_string('hx' + 'a' * 40)
        self.to = Address.from_string('hx' + 'b' * 40)
        self.genesis_address = Address.from_string('hx' + '0' * 40)
        self.fee_treasury_address = Address.from_string('hx' + '1' * 40)
        self.total_supply = 10**20  # 100 icx

        self.context = IconScoreContext(IconScoreContextType.DIRECT)

        icx_storage = IcxStorage(db)
        self.engine.open(icx_storage)

        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 self.genesis_address, self.total_supply)
        self.engine.init_account(self.context, AccountType.TREASURY,
                                 'treasury', self.fee_treasury_address, 0)
Esempio n. 3
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    def make_context(self):
        self._tx_index += 1
        self._context = self._factory.create(IconScoreContextType.DIRECT)
        self._context.msg = Message(self.from_address, 0)

        tx_hash = create_tx_hash()
        self._context.new_icon_score_mapper = IconScoreMapper()
        self._context.tx = Transaction(tx_hash, origin=self.from_address)
        self._context.block = Block(1, create_block_hash(), 0, None)
        self._context.icon_score_mapper = self._icon_score_mapper
        self._context.icx = IcxEngine()
        self._context.icx.open(self._icx_storage)
        ContextContainer._push_context(self._context)
        self._context.validate_deployer = Mock()
        self._context.validate_score_blacklist = Mock()
Esempio n. 4
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    def make_context(self):
        self._tx_index += 1
        self._context = self._factory.create(IconScoreContextType.DIRECT)
        self._context.msg = Message(self._addr1, 0)

        self._context.tx = Transaction(create_tx_hash(), origin=self._addr1)
        self._context.block = Block(1, create_block_hash(), 0, None)
        self._context.icon_score_mapper = self._icon_score_mapper
        self._context.icx = IcxEngine()
        self.__step_counter_factory = IconScoreStepCounterFactory()
        self._step_counter: IconScoreStepCounter = \
            self.__step_counter_factory.create(100)
        self._context.step_counter = self._step_counter
        self._context.icx.open(self._icx_storage)
        self._context.event_logs = Mock(spec=list)
        self._context.traces = Mock(spec=list)
Esempio n. 5
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class TestIcxEngine(unittest.TestCase, ContextContainer):
    def setUp(self):

        self.db_name = 'engine.db'
        db = ContextDatabase.from_path(self.db_name)
        self.engine = IcxEngine()
        self.from_ = Address.from_string('hx' + 'a' * 40)
        self.to = Address.from_string('hx' + 'b' * 40)
        self.genesis_address = Address.from_string('hx' + '0' * 40)
        self.fee_treasury_address = Address.from_string('hx' + '1' * 40)
        self.total_supply = 10**20  # 100 icx

        self.context = IconScoreContext(IconScoreContextType.DIRECT)

        icx_storage = IcxStorage(db)
        self.engine.open(icx_storage)

        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 self.genesis_address, self.total_supply)
        self.engine.init_account(self.context, AccountType.TREASURY,
                                 'treasury', self.fee_treasury_address, 0)

    def tearDown(self):
        self._clear_context()
        self.engine.close()

        # Remove a state db for test
        shutil.rmtree(self.db_name)

    def test_init_account(self):
        def intercept_storage_put_account(context: 'IconScoreContext',
                                          address: 'Address',
                                          account: 'Account'):
            if not (isinstance(address, Address)
                    and isinstance(account, Account)):
                raise Exception(
                    "invalid type of params was set when calling put_account")

        self.engine._init_special_account = Mock()
        self.engine._storage.put_account = Mock(
            side_effect=intercept_storage_put_account)

        genesis_address = Address.from_string('hx' + 'f' * 40)
        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 genesis_address, 1000)
        self.total_supply += 1000

        self.engine._storage.put_account.assert_called()
        self.engine._init_special_account.assert_called()
        self.assertEqual(self.total_supply, self.engine._total_supply_amount)

        self.engine._init_special_account = Mock()
        general_addr = Address.from_string('hx' + 'f' * 40)
        self.engine.init_account(self.context, AccountType.GENERAL, 'general',
                                 general_addr, 1000)
        self.total_supply += 1000

        self.engine._storage.put_account.assert_called()
        self.engine._init_special_account.assert_not_called()
        self.assertEqual(self.total_supply, self.engine._total_supply_amount)

    def test_init_special_account(self):
        # failure case: input general account
        general_account = Mock(spec=Account)
        general_account.attach_mock(AccountType.GENERAL, 'type')

        self.assertRaises(AssertionError, self.engine._init_special_account,
                          self.context, general_account)

        # success case: input genesis and treasury account
        genesis_account = Mock(spec=Account)
        genesis_account.attach_mock(AccountType.GENESIS, 'type')
        self.engine._init_special_account(self.context, genesis_account)
        self.assertEqual(genesis_account.address, self.engine._genesis_address)

        treasury_account = Mock(spec=Account)
        treasury_account.attach_mock(AccountType.TREASURY, 'type')
        self.engine._init_special_account(self.context, treasury_account)
        self.assertEqual(treasury_account.address,
                         self.engine._fee_treasury_address)

        def intercept_storage_put_text(*args, **kwargs):
            text = args[-1]
            text_dict = json.loads(text)

            expected_version = 0
            expected_address = str(treasury_account.address)
            self.assertEqual(expected_version, text_dict['version'])
            self.assertEqual(expected_address, text_dict['address'])

        self.engine.storage.put_text = Mock(
            side_effect=intercept_storage_put_text)
        self.engine._init_special_account(self.context, treasury_account)
        self.engine.storage.put_text.assert_called()

    def test_load_address_from_storage(self):
        # success case: when stored genesis address is exist
        genesis_address = Address.from_string('hx' + 'f' * 40)
        expected_text = {'version': 0, 'address': str(genesis_address)}

        # make mock which returns stringified json data
        icx_storage_mock = Mock(spec=IcxStorage)
        icx_storage_mock.get_text = Mock(
            return_value=json.dumps(expected_text))

        self.engine._load_address_from_storage(self.context, icx_storage_mock,
                                               self.engine._GENESIS_DB_KEY)

        # check genesis_address
        self.assertEqual(genesis_address, self.engine._genesis_address)

        # success case: when stored genesis address is not exist
        # reset icx engine's genesis address
        self.engine._genesis_address = None
        icx_storage_mock.get_text = Mock(return_value=None)

        self.engine._load_address_from_storage(self.context, icx_storage_mock,
                                               self.engine._GENESIS_DB_KEY)
        self.assertEqual(None, self.engine._genesis_address)

    def test_load_total_supply_amount_from_storage(self):
        pass

    def test_get_balance(self):
        address = Address.from_string(
            'hx0123456789012345678901234567890123456789')
        balance = self.engine.get_balance(self.context, address)

        self.assertEqual(0, balance)

    def test_get_total_supply(self):
        total_supply = self.engine.get_total_supply(self.context)

        self.assertEqual(self.total_supply, total_supply)

    def test_get_charge_fee(self):
        pass

    def test_get_account(self):
        pass

    def test_transfer(self):
        context = self.context
        amount = 10**18  # 1 icx
        _from = self.genesis_address

        self.engine.transfer(context=context,
                             from_=_from,
                             to=self.to,
                             amount=amount)

        from_balance = self.engine.get_balance(context, self.genesis_address)
        fee_treasury_balance = self.engine.get_balance(
            context, self.fee_treasury_address)
        to_balance = self.engine.get_balance(context, self.to)

        self.assertEqual(amount, to_balance)
        self.assertEqual(0, fee_treasury_balance)
        self.assertEqual(self.total_supply,
                         from_balance + to_balance + fee_treasury_balance)
Esempio n. 6
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class TestIcxEngineForMalformedAddress(unittest.TestCase, ContextContainer):
    def setUp(self):
        empty_address = MalformedAddress.from_string('')
        short_address_without_hx = MalformedAddress.from_string('12341234')
        short_address = MalformedAddress.from_string('hx1234512345')
        long_address_without_hx = MalformedAddress.from_string(
            'cf85fac2d0b507a2db9ce9526e6d01476f16a2d269f51636f9c4b2d512017faf')
        long_address = MalformedAddress.from_string(
            'hxdf85fac2d0b507a2db9ce9526e6d01476f16a2d269f51636f9c4b2d512017faf'
        )
        self.malformed_addresses = [
            empty_address, short_address_without_hx, short_address,
            long_address_without_hx, long_address
        ]

        self.db_name = 'engine.db'
        db = ContextDatabase.from_path(self.db_name)
        self.engine = IcxEngine()
        self._from = Address.from_string('hx' + 'a' * 40)
        self.to = Address.from_string('hx' + 'b' * 40)
        self.genesis_address = Address.from_string('hx' + '0' * 40)
        self.fee_treasury_address = Address.from_string('hx' + '1' * 40)
        self.total_supply = 10**20  # 100 icx

        self.context = IconScoreContext(IconScoreContextType.DIRECT)

        icx_storage = IcxStorage(db)
        self.engine.open(icx_storage)

        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 self.genesis_address, self.total_supply)
        self.engine.init_account(self.context, AccountType.TREASURY,
                                 'treasury', self.fee_treasury_address, 0)

    def tearDown(self):
        self.engine.close()
        self.engine = None

        # Remove a state db for test
        shutil.rmtree(self.db_name)

    def test_get_balance(self):
        for address in self.malformed_addresses:
            balance = self.engine.get_balance(self.context, address)
            self.assertEqual(0, balance)

    def test_transfer(self):
        context = self.context
        amount = 10**18  # 1 icx
        from_ = self.genesis_address

        for i, to in enumerate(self.malformed_addresses):
            self.engine.transfer(context=context,
                                 from_=from_,
                                 to=to,
                                 amount=amount)

            from_balance = self.engine.get_balance(context, from_)
            fee_treasury_balance = self.engine.get_balance(
                context, self.fee_treasury_address)
            to_balance = self.engine.get_balance(context, to)

            self.assertEqual(amount, to_balance)
            self.assertEqual(0, fee_treasury_balance)
            self.assertEqual(
                from_balance + fee_treasury_balance + amount * (i + 1),
                self.total_supply)
Esempio n. 7
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class TestIcxEngine(unittest.TestCase, ContextContainer):
    def setUp(self):

        self.db_name = 'engine.db'
        db = ContextDatabase.from_path(self.db_name)
        self.engine = IcxEngine()
        self.from_ = Address.from_string('hx' + 'a' * 40)
        self.to = Address.from_string('hx' + 'b' * 40)
        self.genesis_address = Address.from_string('hx' + '0' * 40)
        self.fee_treasury_address = Address.from_string('hx' + '1' * 40)
        self.total_supply = 10**20  # 100 icx

        self.factory = IconScoreContextFactory(max_size=1)
        self.context = self.factory.create(IconScoreContextType.DIRECT)

        icx_storage = IcxStorage(db)
        self.engine.open(icx_storage)

        self.engine.init_account(self.context, AccountType.GENESIS, 'genesis',
                                 self.genesis_address, self.total_supply)
        self.engine.init_account(self.context, AccountType.TREASURY,
                                 'treasury', self.fee_treasury_address, 0)

    def tearDown(self):
        self._clear_context()
        self.engine.close()
        self.factory.destroy(self.context)

        # Remove a state db for test
        shutil.rmtree(self.db_name)

    def test_get_balance(self):
        address = Address.from_string(
            'hx0123456789012345678901234567890123456789')
        balance = self.engine.get_balance(self.context, address)

        self.assertEqual(0, balance)

    def test_get_total_supply(self):
        total_supply = self.engine.get_total_supply(self.context)

        self.assertEqual(self.total_supply, total_supply)

    def test_transfer(self):
        context = self.context
        amount = 10**18  # 1 icx
        _from = self.genesis_address

        self.engine.transfer(context=context,
                             from_=_from,
                             to=self.to,
                             amount=amount)

        from_balance = self.engine.get_balance(context, self.genesis_address)
        fee_treasury_balance = self.engine.get_balance(
            context, self.fee_treasury_address)
        to_balance = self.engine.get_balance(context, self.to)

        self.assertEqual(amount, to_balance)
        self.assertEqual(0, fee_treasury_balance)
        self.assertEqual(self.total_supply,
                         from_balance + to_balance + fee_treasury_balance)