def test_add_money():
"""
Add minimum of funds to wallet
"""
test_wallet = Wallet(10)
test_wallet.add_money(1)
assert test_wallet.balance() == 11
def test_make_wrong_add_money_parameter():
"""
Payment with negative amount
"""
test_wallet = Wallet(10)
test_wallet.add_money(-1)
assert test_wallet.balance() == 10
def test_make_loop_back_payment():
"""
Money transfer from wallet to the same wallet
"""
test_wallet = Wallet(10)
test_wallet.make_payment(test_wallet, 20)
assert test_wallet.balance() == 10
def test_make_loop_payment(count):
"""
Loop of transactions
"""
test_wallet = Wallet(10)
for i in range(count):
test_wallet.add_money(1)
assert test_wallet.balance() == 10 + count
def test_make_wrong_payment_amount():
"""
Wrong argument for payment method
"""
first_wallet = Wallet(10)
second_wallet = Wallet(2)
try:
second_wallet.make_payment(first_wallet, 'asd')
except TypeError:
assert False
finally:
assert False
def test_cross_params(wallet_a, wallet_b):
"""
Cross-test of payment method for several test data sets
"""
first_wallet = Wallet(wallet_a)
second_wallet = Wallet(wallet_b)
first_wallet.make_payment(second_wallet, wallet_b)
assert first_wallet.balance() == (wallet_a - wallet_b)
assert second_wallet.balance() == (wallet_b + wallet_b)
def test_make_payment_more_that_wallet():
"""
Wrong payment value more that wallet balance
"""
first_wallet = Wallet(10)
second_wallet = Wallet(2)
second_wallet.make_payment(first_wallet, 5)
assert second_wallet.balance() >= 0
def test_make_payment():
"""
Make simple transaction
"""
first_wallet = Wallet(10)
second_wallet = Wallet(2)
second_wallet.make_payment(first_wallet, 2)
assert second_wallet.balance() == 0
def test_make_some_transfer(wallet_a, amount, wallet_b, expected):
"""
Method for transfer money tests
First wallet amount
Transfer amount
Second wallet initial value
Expected second wallet amount
"""
first_wallet = Wallet(wallet_a)
second_wallet = Wallet(wallet_b)
first_wallet.make_payment(second_wallet, amount)
assert second_wallet.balance() == expected
def test_setting_initial_amount():
wallet = Wallet(100)
assert wallet.balance == 100
def test_default_initial_amount():
wallet = Wallet()
assert wallet.balance == 0
def test_wallet_spend_cash():
wallet = Wallet(20)
wallet.spend_cash(10)
assert wallet.balance == 10
def test_wallet_add_cash():
wallet = Wallet(10)
wallet.add_cash(90)
assert wallet.balance == 100
def test_make_wallet():
"""
Simple wallet initialization
"""
test_wallet = Wallet(10)
assert test_wallet.balance() == 10
def test_make_not_empty_wallet():
"""
Make wallet by negative of funds amount
"""
test_wallet = Wallet(-1)
assert test_wallet.balance() == 0
def test_make_empty_wallet():
"""
Empty wallet test
"""
test_wallet = Wallet(0)
assert test_wallet.balance() == 0