def test_time_hashing_rationals_gmpy(self):
"""
Check that hashes of fractions and gmpy mpqs match for some
reasonable rational numbers.
"""
if gmpy is None: raise SkipTest
pi = "3.141592"
hashfn = numbergen.Hash("test", input_count=1)
self.assertEqual(hashfn(0.5), hashfn(gmpy.mpq(0.5)))
self.assertEqual(hashfn(pi), hashfn(gmpy.mpq(3.141592)))
def test_time_hashing_rationals(self):
"""
Check that hashes fractions and strings match for some
reasonable rational numbers.
"""
hashfn = numbergen.Hash("test", input_count=1)
pi = "3.141592"
half = fractions.Fraction(0.5)
self.assertEqual(hashfn(0.5), hashfn(half))
self.assertEqual(hashfn(pi), hashfn(fractions.Fraction(pi)))
def test_time_hashing_rationals(self):
"""
Check that hashes fractions and strings match for some
reasonable rational numbers.
"""
hashfn = numbergen.Hash("test", input_count=1)
pi = "3.141592"
# Before Python 2.7, fractions.Fraction cannot be initialized with a float
half = fractions.Fraction(1,
2) if pybefore27 else fractions.Fraction(0.5)
self.assertEqual(hashfn(0.5), hashfn(half))
self.assertEqual(hashfn(pi), hashfn(fractions.Fraction(pi)))
def test_time_hashing_integers_gmpy(self):
"""
Check that hashes for gmpy values at the integers also matches
those of ints, fractions and strings.
"""
if gmpy is None: raise SkipTest
hashfn = numbergen.Hash("test", input_count=1)
hash_1 = hashfn(1)
hash_42 = hashfn(42)
self.assertEqual(hash_1, hashfn(gmpy.mpq(1)))
self.assertEqual(hash_1, hashfn(1))
self.assertEqual(hash_42, hashfn(gmpy.mpq(42)))
self.assertEqual(hash_42, hashfn(42))
def test_time_hashing_integers(self):
"""
Check that ints, fractions and strings hash to the same value
for integer values.
"""
hashfn = numbergen.Hash("test", input_count=1)
hash_1 = hashfn(1)
hash_42 = hashfn(42)
hash_200001 = hashfn(200001)
self.assertEqual(hash_1, hashfn(fractions.Fraction(1)))
self.assertEqual(hash_1, hashfn("1"))
self.assertEqual(hash_42, hashfn(fractions.Fraction(42)))
self.assertEqual(hash_42, hashfn("42"))
self.assertEqual(hash_200001, hashfn(fractions.Fraction(200001)))
self.assertEqual(hash_200001, hashfn("200001"))
