def setUp(self):
self.myF = Fraction(2, 3)
self.yourF = Fraction(252, 105)
self.reduceF = Fraction(2, 4) # reduces to 1/2
def test_div_fraction_wrong(self):
divF = Fraction(1, 756)
self.assertFalse(divF == self.myF / self.yourF)
def test_mul_fraction_wrong(self):
mulF = Fraction(1, 315)
self.assertFalse(mulF == self.myF * self.yourF)
def test_div_fraction(self):
divF = Fraction(210, 756)
self.assertTrue(divF == self.myF / self.yourF)
def test_mul_fraction(self):
mulF = Fraction(504, 315)
self.assertTrue(mulF == self.myF * self.yourF)
class fractionTest(unittest.TestCase):
def setUp(self):
self.myF = Fraction(2, 3)
self.yourF = Fraction(252, 105)
self.reduceF = Fraction(2, 4) # reduces to 1/2
def test_verify_int_error(self):
with self.assertRaises(TypeError):
Fraction(1.1, 2)
def test_init_num_gcd(self):
self.assertEqual(1, self.reduceF.getNum())
def test_init_num_gcd_false(self):
self.assertNotEqual(2, self.reduceF.getNum())
def test_init_den_gdc(self):
self.assertEqual(2, self.reduceF.getDen())
def test_init_den_gcd_false(self):
self.assertNotEqual(4, self.reduceF.getDen())
def test_init_neg_bottom(self):
self.assertEqual(Fraction(-1, 2), Fraction(1, -2))
def test_init_neg_both(self):
self.assertEqual(Fraction(1, 2), Fraction(-1, -2))
def test_add_fraction(self):
addF = Fraction(46, 15)
self.assertTrue(addF == self.myF + self.yourF)
def test_add_fraction_false(self):
addF = Fraction(1, 2)
self.assertNotEqual(addF, self.myF + self.yourF)
def test_iadd_fraction(self):
self.myF += self.yourF
self.assertEqual(self.myF, Fraction(2, 3) + self.yourF)
def test_iadd_fraction_false(self):
self.myF += self.yourF
self.assertNotEqual(self.myF, self.myF + self.yourF)
def test_radd_fraction(self):
intTest = self.myF + 4 # 2/3 + 4
self.assertEqual(Fraction(14, 3), intTest)
def test_radd_fraction_first(self):
fracTest = 4 + self.myF
self.assertEqual(Fraction(14, 3), fracTest)
def test_sub_fraction(self):
subF = Fraction(-26, 15)
self.assertTrue(subF == self.myF - self.yourF)
def test_sub_fraction_wrong(self):
subF = Fraction(1, 15)
self.assertFalse(subF == self.myF - self.yourF)
def test_mul_fraction(self):
mulF = Fraction(504, 315)
self.assertTrue(mulF == self.myF * self.yourF)
def test_mul_fraction_wrong(self):
mulF = Fraction(1, 315)
self.assertFalse(mulF == self.myF * self.yourF)
def test_div_fraction(self):
divF = Fraction(210, 756)
self.assertTrue(divF == self.myF / self.yourF)
def test_div_fraction_wrong(self):
divF = Fraction(1, 756)
self.assertFalse(divF == self.myF / self.yourF)
def test_comp_greater(self):
self.assertTrue(self.yourF > self.myF)
def test_comp_greater_wrong(self):
self.assertFalse(self.myF > self.yourF)
def test_comp_lesser(self):
self.assertTrue(self.myF < self.yourF)
def test_comp_lesser_wrong(self):
self.assertFalse(self.yourF < self.yourF)
def test_sub_fraction(self):
subF = Fraction(-26, 15)
self.assertTrue(subF == self.myF - self.yourF)
def test_sub_fraction_wrong(self):
subF = Fraction(1, 15)
self.assertFalse(subF == self.myF - self.yourF)
def test_radd_fraction(self):
intTest = self.myF + 4 # 2/3 + 4
self.assertEqual(Fraction(14, 3), intTest)
def test_radd_fraction_first(self):
fracTest = 4 + self.myF
self.assertEqual(Fraction(14, 3), fracTest)
def test_iadd_fraction(self):
self.myF += self.yourF
self.assertEqual(self.myF, Fraction(2, 3) + self.yourF)
def test_add_fraction_false(self):
addF = Fraction(1, 2)
self.assertNotEqual(addF, self.myF + self.yourF)
def test_add_fraction(self):
addF = Fraction(46, 15)
self.assertTrue(addF == self.myF + self.yourF)
def test_init_neg_both(self):
self.assertEqual(Fraction(1, 2), Fraction(-1, -2))
def test_verify_int_error(self):
with self.assertRaises(TypeError):
Fraction(1.1, 2)