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- # test_pickle and test_cpickle both use this.
-
- from test_support import TestFailed
- import sys
-
- # break into multiple strings to please font-lock-mode
- DATA = """(lp1
- I0
- aL1L
- aF2
- ac__builtin__
- complex
- p2
- """ + \
- """(F3
- F0
- tRp3
- aI1
- aI-1
- aI255
- aI-255
- aI-256
- aI65535
- aI-65535
- aI-65536
- aI2147483647
- aI-2147483647
- aI-2147483648
- a""" + \
- """(S'abc'
- p4
- g4
- """ + \
- """(i__main__
- C
- p5
- """ + \
- """(dp6
- S'foo'
- p7
- I1
- sS'bar'
- p8
- I2
- sbg5
- tp9
- ag9
- aI5
- a.
- """
-
- BINDATA = ']q\x01(K\x00L1L\nG@\x00\x00\x00\x00\x00\x00\x00' + \
- 'c__builtin__\ncomplex\nq\x02(G@\x08\x00\x00\x00\x00\x00' + \
- '\x00G\x00\x00\x00\x00\x00\x00\x00\x00tRq\x03K\x01J\xff\xff' + \
- '\xff\xffK\xffJ\x01\xff\xff\xffJ\x00\xff\xff\xffM\xff\xff' + \
- 'J\x01\x00\xff\xffJ\x00\x00\xff\xffJ\xff\xff\xff\x7fJ\x01\x00' + \
- '\x00\x80J\x00\x00\x00\x80(U\x03abcq\x04h\x04(c__main__\n' + \
- 'C\nq\x05oq\x06}q\x07(U\x03fooq\x08K\x01U\x03barq\tK\x02ubh' + \
- '\x06tq\nh\nK\x05e.'
-
- class C:
- def __cmp__(self, other):
- return cmp(self.__dict__, other.__dict__)
-
- import __main__
- __main__.C = C
- C.__module__ = "__main__"
-
- # Call this with the module to be tested (pickle or cPickle).
-
- def dotest(pickle):
- c = C()
- c.foo = 1
- c.bar = 2
- x = [0, 1L, 2.0, 3.0+0j]
- # Append some integer test cases at cPickle.c's internal size
- # cutoffs.
- uint1max = 0xff
- uint2max = 0xffff
- int4max = 0x7fffffff
- x.extend([1, -1,
- uint1max, -uint1max, -uint1max-1,
- uint2max, -uint2max, -uint2max-1,
- int4max, -int4max, -int4max-1])
- y = ('abc', 'abc', c, c)
- x.append(y)
- x.append(y)
- x.append(5)
- r = []
- r.append(r)
-
- print "dumps()"
- s = pickle.dumps(x)
-
- print "loads()"
- x2 = pickle.loads(s)
- if x2 == x:
- print "ok"
- else:
- print "bad"
-
- print "loads() DATA"
- x2 = pickle.loads(DATA)
- if x2 == x:
- print "ok"
- else:
- print "bad"
-
- print "dumps() binary"
- s = pickle.dumps(x, 1)
-
- print "loads() binary"
- x2 = pickle.loads(s)
- if x2 == x:
- print "ok"
- else:
- print "bad"
-
- print "loads() BINDATA"
- x2 = pickle.loads(BINDATA)
- if x2 == x:
- print "ok"
- else:
- print "bad"
-
- print "dumps() RECURSIVE"
- s = pickle.dumps(r)
- x2 = pickle.loads(s)
- if x2 == r:
- print "ok"
- else:
- print "bad"
-
- # don't create cyclic garbage
- del x2[0]
- del r[0]
-
- # Test protection against closed files
- import tempfile, os
- fn = tempfile.mktemp()
- f = open(fn, "w")
- f.close()
- try:
- pickle.dump(123, f)
- except ValueError:
- pass
- else:
- print "dump to closed file should raise ValueError"
-
- f = open(fn, "r")
- f.close()
- try:
- pickle.load(f)
- except ValueError:
- pass
- else:
- print "load from closed file should raise ValueError"
- os.remove(fn)
-
- # Test specific bad cases
- for i in range(10):
- try:
- x = pickle.loads('garyp')
- except KeyError, y:
- # pickle
- del y
- except pickle.BadPickleGet, y:
- # cPickle
- del y
- else:
- print "unexpected success!"
- break
-
- # Test insecure strings
- insecure = ["abc", "2 + 2", # not quoted
- "'abc' + 'def'", # not a single quoted string
- "'abc", # quote is not closed
- "'abc\"", # open quote and close quote don't match
- "'abc' ?", # junk after close quote
- # some tests of the quoting rules
- "'abc\"\''",
- "'\\\\a\'\'\'\\\'\\\\\''",
- ]
- for s in insecure:
- buf = "S" + s + "\012p0\012."
- try:
- x = pickle.loads(buf)
- except ValueError:
- pass
- else:
- print "accepted insecure string: %s" % repr(buf)
-
- # Test some Unicode end cases
- endcases = [u'', u'<\\u>', u'<\\\u1234>', u'<\n>', u'<\\>']
- for u in endcases:
- try:
- u2 = pickle.loads(pickle.dumps(u))
- except Exception, msg:
- print "Endcase exception: %s => %s(%s)" % \
- (`u`, msg.__class__.__name__, str(msg))
- else:
- if u2 != u:
- print "Endcase failure: %s => %s" % (`u`, `u2`)
-
- # Test the full range of Python ints.
- n = sys.maxint
- while n:
- for expected in (-n, n):
- for binary_mode in (0, 1):
- s = pickle.dumps(expected, binary_mode)
- got = pickle.loads(s)
- if expected != got:
- raise TestFailed("for %s-mode pickle of %d, pickle "
- "string is %s, loaded back as %s" % (
- binary_mode and "binary" or "text",
- expected,
- repr(s),
- got))
- n = n >> 1
-