def setUp(self):
self.f1 = f.frac(-1, 2) # -1/2
self.f2 = f.frac(0, 2) # zero
self.f3 = f.frac(3, 1) # 3
self.f4 = f.frac(6, 2) # 3 (niejednoznacznosc)
self.f5 = f.frac(0, 2) # zero (niejednoznacznosc)
self.f6 = f.frac(6, 1) # 6
def test_neg_frac(self):
self.assertEquals(-self.f1, f.frac(1, 2))
def __pos__(self):
self.assertEquals(+self.f1, f.frac(-1, 2))
def test_div_frac(self):
self.assertEquals(self.f4 / self.f1, f.frac(-6, 1))