| # test_pickle and test_cpickle both use this. |
| |
| from test_support import TestFailed, have_unicode |
| 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 |
| if have_unicode: |
| endcases = [unicode(''), unicode('<\\u>'), unicode('<\\\u1234>'), |
| unicode('<\n>'), unicode('<\\>')] |
| else: |
| endcases = [] |
| 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 |