mirror of https://github.com/python/cpython.git
141 lines
2.9 KiB
Python
141 lines
2.9 KiB
Python
# Test the pickle module
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# break into multiple strings to please font-lock-mode
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DATA = """(lp0
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I0
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aL1L
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aF2.0
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ac__builtin__
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complex
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p1
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""" \
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"""(F3.0
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F0.0
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tp2
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Rp3
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a(S'abc'
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p4
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g4
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""" \
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"""(i__main__
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C
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p5
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""" \
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"""(dp6
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S'foo'
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p7
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I1
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sS'bar'
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p8
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I2
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sbg5
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tp9
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ag9
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aI5
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a.
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"""
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BINDATA = ']q\000(K\000L1L\012G@\000\000\000\000\000\000\000c__builtin__\012complex\012q\001(G@\010\000\000\000\000\000\000G\000\000\000\000\000\000\000\000tq\002Rq\003(U\003abcq\004h\004(c__main__\012C\012q\005oq\006}q\007(U\003fooq\010K\001U\003barq\011K\002ubh\006tq\012h\012K\005e.'
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class C:
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def __cmp__(self, other):
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return cmp(self.__dict__, other.__dict__)
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import __main__
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__main__.C = C
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def dotest(pickle):
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c = C()
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c.foo = 1
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c.bar = 2
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x = [0, 1L, 2.0, 3.0+0j]
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y = ('abc', 'abc', c, c)
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x.append(y)
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x.append(y)
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x.append(5)
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r = []
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r.append(r)
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print "dumps()"
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s = pickle.dumps(x)
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print "loads()"
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x2 = pickle.loads(s)
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if x2 == x: print "ok"
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else: print "bad"
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print "loads() DATA"
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x2 = pickle.loads(DATA)
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if x2 == x: print "ok"
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else: print "bad"
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print "dumps() binary"
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s = pickle.dumps(x, 1)
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print "loads() binary"
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x2 = pickle.loads(s)
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if x2 == x: print "ok"
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else: print "bad"
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print "loads() BINDATA"
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x2 = pickle.loads(BINDATA)
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if x2 == x: print "ok"
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else: print "bad"
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s = pickle.dumps(r)
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print "dumps() RECURSIVE"
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x2 = pickle.loads(s)
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if x2 == r: print "ok"
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else: print "bad"
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# Test protection against closed files
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import tempfile, os
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fn = tempfile.mktemp()
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f = open(fn, "w")
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f.close()
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try:
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pickle.dump(123, f)
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except ValueError:
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pass
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else:
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print "dump to closed file should raise ValueError"
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f = open(fn, "r")
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f.close()
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try:
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pickle.load(f)
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except ValueError:
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pass
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else:
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print "load from closed file should raise ValueError"
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os.remove(fn)
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# Test specific bad cases
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for i in range(10):
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try:
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x = pickle.loads('garyp')
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except KeyError, y:
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# pickle
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del y
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except pickle.BadPickleGet, y:
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# cPickle
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del y
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else:
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print "unexpected success!"
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break
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# Test insecure strings
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insecure = ["abc", "2 + 2", # not quoted
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"'abc' + 'def'", # not a single quoted string
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"'abc", # quote is not closed
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"'abc\"", # open quote and close quote don't match
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"'abc' ?", # junk after close quote
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# some tests of the quoting rules
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"'abc\"\''",
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"'\\\\a\'\'\'\\\'\\\\\''",
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]
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for s in insecure:
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buf = "S" + s + "\012p0\012."
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try:
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x = pickle.loads(buf)
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except ValueError:
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pass
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else:
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print "accepted insecure string: %s" % repr(buf)
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import pickle
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dotest(pickle)
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