def test_withdraw_insufficient_amount():
account = Account()
# When a function raises some Exception, use this way
with pytest.raises(InsufficientBalance):
account.withdraw_cash(5)
def test_transactions(initial, added, withdrawn, remaining):
account = Account(initial)
account.add_cash(added)
account.withdraw_cash(withdrawn)
assert account.balance == remaining
def test_account_withdraw_cash():
account = Account(10)
account.withdraw_cash(5)
assert account.balance == 5
