def testOneValueArrayNumpyNPVreturnsNPV(self):
npsy = NumpySciPy()
array = [500]
actual = npsy.numpyNPV(array,0.05)
expected = 500.00
self.assertEqual(expected,actual)
def testNumpyNPVreturnsNPV(self):
npsy = NumpySciPy()
array = [500,600,522]
actual = npsy.numpyNPV(array,0.01)
expected = 1605.77
self.assertEqual(expected,actual)