def test_mixed_addition():
five_dollars = Money.dollar(5)
ten_francs = Money.franc(10)
bank = Bank()
bank.add_rate("CHF", "USD", 2)
result = bank.reduce(five_dollars + ten_francs, "USD")
assert result == Money.dollar(10)
def test_mixed_addition(self):
five_bucks = Money.dollar(5)
ten_francs = Money.franc(10)
bank = Bank()
bank.add_rate('CHF', 'USD', 2)
result = bank.reduce(five_bucks.plus(ten_francs), 'USD')
self.assertTrue(result.equals(Money.dollar(10)))
def test_sum_times():
five_dollars = Money.dollar(5)
ten_francs = Money.franc(10)
bank = Bank()
bank.add_rate("CHF", "USD", 2)
sum_ = Sum(five_dollars, ten_francs) * 2
result = bank.reduce(sum_, "USD")
assert result == Money.dollar(20)
def test_simple_addition():
five: Money = Money.dollar(5)
# "sum" is a reserved keyword in Python, so everything that is named "sum"
# in the books example will be named "sum_" for consistencies sake
sum_ = five + five
bank = Bank()
reduced = bank.reduce(sum_, "USD")
assert reduced == Money.dollar(10)
def test_sum_times(self):
five_bucks = Money.dollar(5)
ten_francs = Money.franc(10)
bank = Bank()
bank.add_rate('CHF', 'USD', 2)
sum = Sum(five_bucks, ten_francs).times(2)
result = bank.reduce(sum, 'USD')
self.assertTrue(result.equals(Money.dollar(20)))
def test_identity_rate():
assert Bank().rate("USD", "USD") == 1
def test_reduce_money_different_currency():
bank = Bank()
bank.add_rate("CHF", "USD", 2)
result = bank.reduce(Money.franc(2), "USD")
assert result == Money.dollar(1)
def test_reduce_money():
bank = Bank()
result = bank.reduce(Money.dollar(1), "USD")
assert result == Money.dollar(1)
def test_reduce_sum():
sum_ = Sum(Money.dollar(3), Money.dollar(4))
bank = Bank()
result = bank.reduce(sum_, "USD")
assert result == Money.dollar(7)
def test_identity_rate(self):
self.assertEquals(1, Bank().rate('USD', 'USD'))
def test_reduce_money_different_currency(self):
bank = Bank()
bank.add_rate('CHF', 'USD', 2)
result = bank.reduce(Money.franc(2), 'USD')
self.assertTrue(Money.dollar(1).equals(result))
def test_reduce_money(self):
bank = Bank()
result = bank.reduce(Money.dollar(1), 'USD')
self.assertTrue(Money.dollar(1).equals(result))
def test_simple_addition(self):
sum = Sum(Money.dollar(3), Money.dollar(4))
bank = Bank()
reduced = bank.reduce(sum, 'USD')
self.assertTrue(reduced.equals(Money.dollar(7)))