def testSub(self):
c = Calculator()
a = 9
b = 10
s = -1
sum = c.sub(a, b)
self.assertEquals(s, sum)
def testAdd(self):
c = Calculator()
a = 9
b = 10
s = 19
sum = c.add(a, b)
self.assertEquals(s, sum)
def testDiv(self):
c = Calculator()
a = 9
b = 10
s = 0.9
sum = c.div(a, b)
self.assertEquals(s, sum)
def testMul(self):
c = Calculator()
a = 9
b = 10
s = 90
sum = c.mul(a, b)
self.assertEquals(s, sum)
def __init__(self):
Calculator.__init__(self, 2, 4)