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Issue #5812: The two-argument form of the Fraction constructor

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now accepts arbitrary Rational instances.
This commit is contained in:
Mark Dickinson 2009-04-24 13:56:07 +00:00
parent 90d47cb46c
commit 4af8e745c4
3 changed files with 32 additions and 13 deletions
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8
Lib/test/test_fractions.py
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@ -60,13 +60,19 @@ class FractionTest(unittest.TestCase):
self.assertEquals((7, 15), _components(F(7, 15)))
self.assertEquals((10**23, 1), _components(F(10**23)))
self.assertEquals((3, 77), _components(F(F(3, 7), 11)))
self.assertEquals((-9, 5), _components(F(2, F(-10, 9))))
self.assertEquals((2486, 2485), _components(F(F(22, 7), F(355, 113))))
self.assertRaisesMessage(ZeroDivisionError, "Fraction(12, 0)",
F, 12, 0)
self.assertRaises(TypeError, F, 1.5)
self.assertRaises(TypeError, F, 1.5 + 3j)
self.assertRaises(TypeError, F, F(1, 2), 3)
self.assertRaises(TypeError, F, "3/2", 3)
self.assertRaises(TypeError, F, 3, 0j)
self.assertRaises(TypeError, F, 3, 1j)
def testFromString(self):
self.assertEquals((5, 1), _components(F("5")))