Initial commit of OpenSPARC T2 architecture model.

[OpenSPARC-T2-SAM] / sam-t2 / devtools / amd64 / lib / python2.4 / test / test_compare.py

import sys

class Empty:
   def __repr__(self):
       return '<Empty>'

class Coerce:
   def __init__(self, arg):
       self.arg = arg

   def __repr__(self):
       return '<Coerce %s>' % self.arg

   def __coerce__(self, other):
       if isinstance(other, Coerce):
           return self.arg, other.arg
       else:
           return self.arg, other

class Cmp:
   def __init__(self,arg):
       self.arg = arg

   def __repr__(self):
       return '<Cmp %s>' % self.arg

   def __cmp__(self, other):
       return cmp(self.arg, other)


candidates = [2, 2.0, 2L, 2+0j, [1], (3,), None, Empty(), Coerce(2), Cmp(2.0)]

def test():
   for a in candidates:
       for b in candidates:
           try:
               x = a == b
           except:
               print 'cmp(%s, %s) => %s' % (a, b, sys.exc_info()[0])
           else:
               if x:
                   print "%s == %s" % (a, b)
               else:
                   print "%s != %s" % (a, b)
   # Ensure default comparison compares id() of args
   L = []
   for i in range(10):
       L.insert(len(L)//2, Empty())
   for a in L:
       for b in L:
           if cmp(a, b) != cmp(id(a), id(b)):
               print "ERROR:", cmp(a, b), cmp(id(a), id(b)), id(a), id(b)

test()