def test_get_set_stored_network(self):
"""
Checks default stored network and set method.
"""
# checks default
assert Settings.get_stored_network() == ChainID.MAINNET
# checks set
Settings.set_stored_network(ChainID.ROPSTEN)
assert Settings.get_stored_network() == ChainID.ROPSTEN
def fetch_balance(self):
"""
Fetches the new balance & sets accounts_balance property.
"""
if self.current_account is None:
return
address = '0x' + self.current_account.address.hex()
chain_id = Settings.get_stored_network()
try:
balance = PyWalib.get_balance(address, chain_id)
except ConnectionError:
Dialog.on_balance_connection_error()
Logger.warning('ConnectionError', exc_info=True)
return
except ValueError:
# most likely the JSON object could not be decoded, refs #91
# currently logged as an error, because we want more insight
# in order to eventually handle it more specifically
Dialog.on_balance_value_error()
Logger.error('ValueError', exc_info=True)
return
except UnknownEtherscanException:
# also handles uknown errors, refs #112
Dialog.on_balance_unknown_error()
Logger.error('UnknownEtherscanException', exc_info=True)
return
# triggers accounts_balance observers update
self.accounts_balance[address] = balance
def pywalib(self):
"""
Gets or creates the PyWalib object.
Also recreates the object if the keystore_path changed.
"""
keystore_path = Settings.get_keystore_path()
chain_id = Settings.get_stored_network()
if self._pywalib is None or \
self._pywalib.keystore_dir != keystore_path or \
self._pywalib.chain_id != chain_id:
self._pywalib = PyWalib(
keystore_dir=keystore_path, chain_id=chain_id)
return self._pywalib
def fetch_history(self):
if self.current_account is None:
return
chain_id = Settings.get_stored_network()
address = '0x' + self.current_account.address.hex()
try:
transactions = PyWalib.get_transaction_history(address, chain_id)
except ConnectionError:
Dialog.on_history_connection_error()
Logger.warning('ConnectionError', exc_info=True)
return
except NoTransactionFoundException:
transactions = []
except ValueError:
# most likely the JSON object could not be decoded, refs #91
Dialog.on_history_value_error()
# currently logged as an error, because we want more insight
# in order to eventually handle it more specifically
Logger.error('ValueError', exc_info=True)
return
# triggers accounts_history observers update
self.controller.accounts_history[address] = transactions