def test_deposit_time_travel(self):
t = 0
b = BankAccount('Wells Fargo', 100, 1000, t)
assert_equals(b.balance(t+4), 1000)
b.deposit(500, t+1)
assert_equals(b.balance(t+2), 1500)
assert_equals(b.balance(t+3), 1500)
assert_equals(b.balance(t+4), 1500)
def test_basic_deposit(self):
t = 0
b = BankAccount('Wells Fargo', 100, 0, t)
assert_equals(b.balance(t), 0)
b.deposit(100, t+1)
assert_equals(b.balance(t-10), 0)
assert_equals(b.balance(t), 0)
assert_equals(b.balance(t+1), 0)
assert_equals(b.balance(t+2), 100)
assert_equals(b.balance(t+10), 100)
assert_equals(b.balance(t+100), 100)