cpython/Lib/dos-8x3/test_has.py

27 lines
505 B
Python

# test the invariant that
# iff a==b then hash(a)==hash(b)
#
import test_support
def same_hash(*objlist):
# hash each object given an raise TestFailed if
# the hash values are not all the same
hashed = map(hash, objlist)
for h in hashed[1:]:
if h != hashed[0]:
raise TestFailed, "hashed values differ: %s" % `objlist`
same_hash(1, 1L, 1.0, 1.0+0.0j)
same_hash(int(1), long(1), float(1), complex(1))
same_hash(long(1.23e300), float(1.23e300))
same_hash(float(0.5), complex(0.5, 0.0))