LBRY-Vault/electrum/tests/test_wallet.py
ThomasV e1ce3aace7 Separate db from storage
- storage is content-agnostic
 - db and storage are passed to wallet contructor
2020-02-10 17:45:23 +01:00

231 lines
10 KiB
Python

import shutil
import tempfile
import sys
import os
import json
from decimal import Decimal
import time
from io import StringIO
from electrum.storage import WalletStorage
from electrum.wallet_db import FINAL_SEED_VERSION
from electrum.wallet import (Abstract_Wallet, Standard_Wallet, create_new_wallet,
restore_wallet_from_text, Imported_Wallet)
from electrum.exchange_rate import ExchangeBase, FxThread
from electrum.util import TxMinedInfo
from electrum.bitcoin import COIN
from electrum.wallet_db import WalletDB
from electrum.simple_config import SimpleConfig
from . import ElectrumTestCase
class FakeSynchronizer(object):
def __init__(self):
self.store = []
def add(self, address):
self.store.append(address)
class WalletTestCase(ElectrumTestCase):
def setUp(self):
super(WalletTestCase, self).setUp()
self.user_dir = tempfile.mkdtemp()
self.config = SimpleConfig({'electrum_path': self.user_dir})
self.wallet_path = os.path.join(self.user_dir, "somewallet")
self._saved_stdout = sys.stdout
self._stdout_buffer = StringIO()
sys.stdout = self._stdout_buffer
def tearDown(self):
super(WalletTestCase, self).tearDown()
shutil.rmtree(self.user_dir)
# Restore the "real" stdout
sys.stdout = self._saved_stdout
class TestWalletStorage(WalletTestCase):
def test_read_dictionary_from_file(self):
some_dict = {"a":"b", "c":"d"}
contents = json.dumps(some_dict)
with open(self.wallet_path, "w") as f:
contents = f.write(contents)
storage = WalletStorage(self.wallet_path)
db = WalletDB(storage.read(), manual_upgrades=True)
self.assertEqual("b", db.get("a"))
self.assertEqual("d", db.get("c"))
def test_write_dictionary_to_file(self):
storage = WalletStorage(self.wallet_path)
db = WalletDB('', manual_upgrades=True)
some_dict = {
u"a": u"b",
u"c": u"d",
u"seed_version": FINAL_SEED_VERSION}
for key, value in some_dict.items():
db.put(key, value)
db.write(storage)
with open(self.wallet_path, "r") as f:
contents = f.read()
d = json.loads(contents)
for key, value in some_dict.items():
self.assertEqual(d[key], value)
class FakeExchange(ExchangeBase):
def __init__(self, rate):
super().__init__(lambda self: None, lambda self: None)
self.quotes = {'TEST': rate}
class FakeFxThread:
def __init__(self, exchange):
self.exchange = exchange
self.ccy = 'TEST'
remove_thousands_separator = staticmethod(FxThread.remove_thousands_separator)
timestamp_rate = FxThread.timestamp_rate
ccy_amount_str = FxThread.ccy_amount_str
history_rate = FxThread.history_rate
class FakeWallet:
def __init__(self, fiat_value):
super().__init__()
self.fiat_value = fiat_value
self.db = WalletDB("{}", manual_upgrades=True)
self.db.transactions = self.db.verified_tx = {'abc':'Tx'}
def get_tx_height(self, txid):
# because we use a current timestamp, and history is empty,
# FxThread.history_rate will use spot prices
return TxMinedInfo(height=10, conf=10, timestamp=int(time.time()), header_hash='def')
default_fiat_value = Abstract_Wallet.default_fiat_value
price_at_timestamp = Abstract_Wallet.price_at_timestamp
class storage:
put = lambda self, x: None
txid = 'abc'
ccy = 'TEST'
class TestFiat(ElectrumTestCase):
def setUp(self):
super().setUp()
self.value_sat = COIN
self.fiat_value = {}
self.wallet = FakeWallet(fiat_value=self.fiat_value)
self.fx = FakeFxThread(FakeExchange(Decimal('1000.001')))
default_fiat = Abstract_Wallet.default_fiat_value(self.wallet, txid, self.fx, self.value_sat)
self.assertEqual(Decimal('1000.001'), default_fiat)
self.assertEqual('1,000.00', self.fx.ccy_amount_str(default_fiat, commas=True))
def test_save_fiat_and_reset(self):
self.assertEqual(False, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, '1000.01', self.fx, self.value_sat))
saved = self.fiat_value[ccy][txid]
self.assertEqual('1,000.01', self.fx.ccy_amount_str(Decimal(saved), commas=True))
self.assertEqual(True, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, '', self.fx, self.value_sat))
self.assertNotIn(txid, self.fiat_value[ccy])
# even though we are not setting it to the exact fiat value according to the exchange rate, precision is truncated away
self.assertEqual(True, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, '1,000.002', self.fx, self.value_sat))
def test_too_high_precision_value_resets_with_no_saved_value(self):
self.assertEqual(True, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, '1,000.001', self.fx, self.value_sat))
def test_empty_resets(self):
self.assertEqual(True, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, '', self.fx, self.value_sat))
self.assertNotIn(ccy, self.fiat_value)
def test_save_garbage(self):
self.assertEqual(False, Abstract_Wallet.set_fiat_value(self.wallet, txid, ccy, 'garbage', self.fx, self.value_sat))
self.assertNotIn(ccy, self.fiat_value)
class TestCreateRestoreWallet(WalletTestCase):
def test_create_new_wallet(self):
passphrase = 'mypassphrase'
password = 'mypassword'
encrypt_file = True
d = create_new_wallet(path=self.wallet_path,
passphrase=passphrase,
password=password,
encrypt_file=encrypt_file,
gap_limit=1,
config=self.config)
wallet = d['wallet'] # type: Standard_Wallet
wallet.check_password(password)
self.assertEqual(passphrase, wallet.keystore.get_passphrase(password))
self.assertEqual(d['seed'], wallet.keystore.get_seed(password))
self.assertEqual(encrypt_file, wallet.storage.is_encrypted())
def test_restore_wallet_from_text_mnemonic(self):
text = 'bitter grass shiver impose acquire brush forget axis eager alone wine silver'
passphrase = 'mypassphrase'
password = 'mypassword'
encrypt_file = True
d = restore_wallet_from_text(text,
path=self.wallet_path,
passphrase=passphrase,
password=password,
encrypt_file=encrypt_file,
gap_limit=1,
config=self.config)
wallet = d['wallet'] # type: Standard_Wallet
self.assertEqual(passphrase, wallet.keystore.get_passphrase(password))
self.assertEqual(text, wallet.keystore.get_seed(password))
self.assertEqual(encrypt_file, wallet.storage.is_encrypted())
self.assertEqual('bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw', wallet.get_receiving_addresses()[0])
def test_restore_wallet_from_text_xpub(self):
text = 'zpub6nydoME6CFdJtMpzHW5BNoPz6i6XbeT9qfz72wsRqGdgGEYeivso6xjfw8cGcCyHwF7BNW4LDuHF35XrZsovBLWMF4qXSjmhTXYiHbWqGLt'
d = restore_wallet_from_text(text, path=self.wallet_path, gap_limit=1, config=self.config)
wallet = d['wallet'] # type: Standard_Wallet
self.assertEqual(text, wallet.keystore.get_master_public_key())
self.assertEqual('bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw', wallet.get_receiving_addresses()[0])
def test_restore_wallet_from_text_xkey_that_is_also_a_valid_electrum_seed_by_chance(self):
text = 'yprvAJBpuoF4FKpK92ofzQ7ge6VJMtorow3maAGPvPGj38ggr2xd1xCrC9ojUVEf9jhW5L9SPu6fU2U3o64cLrRQ83zaQGNa6YP3ajZS6hHNPXj'
d = restore_wallet_from_text(text, path=self.wallet_path, gap_limit=1, config=self.config)
wallet = d['wallet'] # type: Standard_Wallet
self.assertEqual(text, wallet.keystore.get_master_private_key(password=None))
self.assertEqual('3Pa4hfP3LFWqa2nfphYaF7PZfdJYNusAnp', wallet.get_receiving_addresses()[0])
def test_restore_wallet_from_text_xprv(self):
text = 'zprvAZzHPqhCMt51fskXBUYB1fTFYgG3CBjJUT4WEZTpGw6hPSDWBPZYZARC5sE9xAcX8NeWvvucFws8vZxEa65RosKAhy7r5MsmKTxr3hmNmea'
d = restore_wallet_from_text(text, path=self.wallet_path, gap_limit=1, config=self.config)
wallet = d['wallet'] # type: Standard_Wallet
self.assertEqual(text, wallet.keystore.get_master_private_key(password=None))
self.assertEqual('bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw', wallet.get_receiving_addresses()[0])
def test_restore_wallet_from_text_addresses(self):
text = 'bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw bc1qnp78h78vp92pwdwq5xvh8eprlga5q8gu66960c'
d = restore_wallet_from_text(text, path=self.wallet_path, config=self.config)
wallet = d['wallet'] # type: Imported_Wallet
self.assertEqual('bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw', wallet.get_receiving_addresses()[0])
self.assertEqual(2, len(wallet.get_receiving_addresses()))
# also test addr deletion
wallet.delete_address('bc1qnp78h78vp92pwdwq5xvh8eprlga5q8gu66960c')
self.assertEqual(1, len(wallet.get_receiving_addresses()))
def test_restore_wallet_from_text_privkeys(self):
text = 'p2wpkh:L4jkdiXszG26SUYvwwJhzGwg37H2nLhrbip7u6crmgNeJysv5FHL p2wpkh:L24GxnN7NNUAfCXA6hFzB1jt59fYAAiFZMcLaJ2ZSawGpM3uqhb1'
d = restore_wallet_from_text(text, path=self.wallet_path, config=self.config)
wallet = d['wallet'] # type: Imported_Wallet
addr0 = wallet.get_receiving_addresses()[0]
self.assertEqual('bc1q2ccr34wzep58d4239tl3x3734ttle92a8srmuw', addr0)
self.assertEqual('p2wpkh:L4jkdiXszG26SUYvwwJhzGwg37H2nLhrbip7u6crmgNeJysv5FHL',
wallet.export_private_key(addr0, password=None))
self.assertEqual(2, len(wallet.get_receiving_addresses()))
# also test addr deletion
wallet.delete_address('bc1qnp78h78vp92pwdwq5xvh8eprlga5q8gu66960c')
self.assertEqual(1, len(wallet.get_receiving_addresses()))