def test_fractions_string_representation_is_as_expected_one(self): fraction1 = Fraction(1, 3) fraction2 = Fraction(-1, 3) fraction3 = Fraction(2, 4) self.assertEqual(str(fraction1), '1/3') self.assertEqual(str(fraction2), '-1/3') self.assertEqual(str(fraction3), '2/4')
def test_addition_fractions_works_correct_for_non_simplifiable_result_with_non_equal_denominator( self): fraction1 = Fraction(1, 7) fraction2 = Fraction(2, 6) result = fraction1 + fraction2 self.assertEqual(result.num, 10) self.assertEqual(result.denom, 21)
def test_addition_fractions_works_correct_for_non_simplifiable_result( self): fraction1 = Fraction(1, 9) fraction2 = Fraction(1, 3) result = fraction1 + fraction2 self.assertEqual(result, Fraction(12, 27))
def test_sorting_is_it_sorted(self): fraction = [(22, 78), (15, 32), (5, 6), (7, 8), (9, 6), (22, 7)] are_sorted = True result = Fraction.sort_function(fraction) for i in range(0, len(result) - 1): frac1 = fraction[i] frac2 = fraction[i + 1] fract1 = Fraction(frac1[0], frac1[1]) fract2 = Fraction(frac2[0], frac2[1]) if fract1 > fract2: are_sorted = False self.assertTrue(are_sorted)
def test_cannot_instantiate_fraction_with_zero_denominator(self): exception = None try: Fraction(1, 0) except AssertionError as exc: exception = exc self.assertIsNotNone(exception)
def test_fractions_greater_with_different_factions(self): fraction1 = Fraction(2, 5) fraction2 = Fraction(1, 5) self.assertTrue(fraction1 > fraction2, 'It is not greater ')
def test_fraction_is_simplified_as_expected(self): fraction = Fraction(10, 50) expected = Fraction(1, 5) self.assertEqual(fraction.simplify(), expected)
def test_simplified_fraction_is_preserved_after_simplication(self): fraction = Fraction(1, 5) expected = Fraction(1, 5) self.assertEqual(fraction.simplify(), expected)
def test_fractions_equalization_with_equal_fractions(self): fraction1 = Fraction(1, 5) fraction2 = Fraction(1, 5) self.assertTrue(fraction1 == fraction2, 'Fractions are not equal')