cpython/Lib/test/test_marshal.py

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from test import support
from test.support import is_apple_mobile, os_helper, requires_debug_ranges
from test.support.script_helper import assert_python_ok
import array
import io
import marshal
import sys
import unittest
import os
import types
import textwrap
try:
import _testcapi
except ImportError:
_testcapi = None
class HelperMixin:
def helper(self, sample, *extra):
new = marshal.loads(marshal.dumps(sample, *extra))
self.assertEqual(sample, new)
try:
with open(os_helper.TESTFN, "wb") as f:
marshal.dump(sample, f, *extra)
with open(os_helper.TESTFN, "rb") as f:
new = marshal.load(f)
self.assertEqual(sample, new)
finally:
os_helper.unlink(os_helper.TESTFN)
class IntTestCase(unittest.TestCase, HelperMixin):
def test_ints(self):
# Test a range of Python ints larger than the machine word size.
n = sys.maxsize ** 2
while n:
for expected in (-n, n):
self.helper(expected)
n = n >> 1
def test_int64(self):
# Simulate int marshaling with TYPE_INT64.
maxint64 = (1 << 63) - 1
minint64 = -maxint64-1
for base in maxint64, minint64, -maxint64, -(minint64 >> 1):
while base:
s = b'I' + int.to_bytes(base, 8, 'little', signed=True)
got = marshal.loads(s)
self.assertEqual(base, got)
if base == -1: # a fixed-point for shifting right 1
base = 0
else:
base >>= 1
got = marshal.loads(b'I\xfe\xdc\xba\x98\x76\x54\x32\x10')
self.assertEqual(got, 0x1032547698badcfe)
got = marshal.loads(b'I\x01\x23\x45\x67\x89\xab\xcd\xef')
self.assertEqual(got, -0x1032547698badcff)
got = marshal.loads(b'I\x08\x19\x2a\x3b\x4c\x5d\x6e\x7f')
self.assertEqual(got, 0x7f6e5d4c3b2a1908)
got = marshal.loads(b'I\xf7\xe6\xd5\xc4\xb3\xa2\x91\x80')
self.assertEqual(got, -0x7f6e5d4c3b2a1909)
def test_bool(self):
for b in (True, False):
self.helper(b)
class FloatTestCase(unittest.TestCase, HelperMixin):
def test_floats(self):
# Test a few floats
small = 1e-25
n = sys.maxsize * 3.7e250
while n > small:
for expected in (-n, n):
self.helper(float(expected))
n /= 123.4567
f = 0.0
s = marshal.dumps(f, 2)
got = marshal.loads(s)
self.assertEqual(f, got)
# and with version <= 1 (floats marshalled differently then)
s = marshal.dumps(f, 1)
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got = marshal.loads(s)
self.assertEqual(f, got)
n = sys.maxsize * 3.7e-250
while n < small:
for expected in (-n, n):
f = float(expected)
self.helper(f)
self.helper(f, 1)
n *= 123.4567
class StringTestCase(unittest.TestCase, HelperMixin):
def test_unicode(self):
for s in ["", "Andr\xe8 Previn", "abc", " "*10000]:
self.helper(marshal.loads(marshal.dumps(s)))
def test_string(self):
for s in ["", "Andr\xe8 Previn", "abc", " "*10000]:
self.helper(s)
def test_bytes(self):
for s in [b"", b"Andr\xe8 Previn", b"abc", b" "*10000]:
self.helper(s)
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class ExceptionTestCase(unittest.TestCase):
def test_exceptions(self):
new = marshal.loads(marshal.dumps(StopIteration))
self.assertEqual(StopIteration, new)
class CodeTestCase(unittest.TestCase):
def test_code(self):
co = ExceptionTestCase.test_exceptions.__code__
new = marshal.loads(marshal.dumps(co))
self.assertEqual(co, new)
def test_many_codeobjects(self):
# Issue2957: bad recursion count on code objects
# more than MAX_MARSHAL_STACK_DEPTH
count = support.exceeds_recursion_limit()
codes = (ExceptionTestCase.test_exceptions.__code__,) * count
marshal.loads(marshal.dumps(codes))
def test_different_filenames(self):
co1 = compile("x", "f1", "exec")
co2 = compile("y", "f2", "exec")
co1, co2 = marshal.loads(marshal.dumps((co1, co2)))
self.assertEqual(co1.co_filename, "f1")
self.assertEqual(co2.co_filename, "f2")
def test_no_allow_code(self):
data = {'a': [({0},)]}
dump = marshal.dumps(data, allow_code=False)
self.assertEqual(marshal.loads(dump, allow_code=False), data)
f = io.BytesIO()
marshal.dump(data, f, allow_code=False)
f.seek(0)
self.assertEqual(marshal.load(f, allow_code=False), data)
co = ExceptionTestCase.test_exceptions.__code__
data = {'a': [({co, 0},)]}
dump = marshal.dumps(data, allow_code=True)
self.assertEqual(marshal.loads(dump, allow_code=True), data)
with self.assertRaises(ValueError):
marshal.dumps(data, allow_code=False)
with self.assertRaises(ValueError):
marshal.loads(dump, allow_code=False)
marshal.dump(data, io.BytesIO(), allow_code=True)
self.assertEqual(marshal.load(io.BytesIO(dump), allow_code=True), data)
with self.assertRaises(ValueError):
marshal.dump(data, io.BytesIO(), allow_code=False)
with self.assertRaises(ValueError):
marshal.load(io.BytesIO(dump), allow_code=False)
@requires_debug_ranges()
def test_minimal_linetable_with_no_debug_ranges(self):
# Make sure when demarshalling objects with `-X no_debug_ranges`
# that the columns are None.
co = ExceptionTestCase.test_exceptions.__code__
code = textwrap.dedent("""
import sys
import marshal
with open(sys.argv[1], 'rb') as f:
co = marshal.load(f)
positions = list(co.co_positions())
assert positions[0][2] is None
assert positions[0][3] is None
""")
try:
with open(os_helper.TESTFN, 'wb') as f:
marshal.dump(co, f)
assert_python_ok('-X', 'no_debug_ranges',
'-c', code, os_helper.TESTFN)
finally:
os_helper.unlink(os_helper.TESTFN)
@support.cpython_only
def test_same_filename_used(self):
s = """def f(): pass\ndef g(): pass"""
co = compile(s, "myfile", "exec")
co = marshal.loads(marshal.dumps(co))
for obj in co.co_consts:
if isinstance(obj, types.CodeType):
self.assertIs(co.co_filename, obj.co_filename)
class ContainerTestCase(unittest.TestCase, HelperMixin):
d = {'astring': 'foo@bar.baz.spam',
'afloat': 7283.43,
'anint': 2**20,
'ashortlong': 2,
'alist': ['.zyx.41'],
'atuple': ('.zyx.41',)*10,
'aboolean': False,
'aunicode': "Andr\xe8 Previn"
}
def test_dict(self):
self.helper(self.d)
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def test_list(self):
self.helper(list(self.d.items()))
def test_tuple(self):
self.helper(tuple(self.d.keys()))
def test_sets(self):
for constructor in (set, frozenset):
self.helper(constructor(self.d.keys()))
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class BufferTestCase(unittest.TestCase, HelperMixin):
def test_bytearray(self):
b = bytearray(b"abc")
self.helper(b)
new = marshal.loads(marshal.dumps(b))
self.assertEqual(type(new), bytes)
def test_memoryview(self):
b = memoryview(b"abc")
self.helper(b)
new = marshal.loads(marshal.dumps(b))
self.assertEqual(type(new), bytes)
def test_array(self):
a = array.array('B', b"abc")
new = marshal.loads(marshal.dumps(a))
self.assertEqual(new, b"abc")
class BugsTestCase(unittest.TestCase):
def test_bug_5888452(self):
# Simple-minded check for SF 588452: Debug build crashes
marshal.dumps([128] * 1000)
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def test_patch_873224(self):
self.assertRaises(Exception, marshal.loads, b'0')
self.assertRaises(Exception, marshal.loads, b'f')
self.assertRaises(Exception, marshal.loads, marshal.dumps(2**65)[:-1])
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def test_version_argument(self):
# Python 2.4.0 crashes for any call to marshal.dumps(x, y)
self.assertEqual(marshal.loads(marshal.dumps(5, 0)), 5)
self.assertEqual(marshal.loads(marshal.dumps(5, 1)), 5)
def test_fuzz(self):
# simple test that it's at least not *totally* trivial to
# crash from bad marshal data
for i in range(256):
c = bytes([i])
try:
marshal.loads(c)
except Exception:
pass
def test_loads_recursion(self):
def run_tests(N, check):
# (((...None...),),)
check(b')\x01' * N + b'N')
check(b'(\x01\x00\x00\x00' * N + b'N')
# [[[...None...]]]
check(b'[\x01\x00\x00\x00' * N + b'N')
# {None: {None: {None: ...None...}}}
check(b'{N' * N + b'N' + b'0' * N)
# frozenset([frozenset([frozenset([...None...])])])
check(b'>\x01\x00\x00\x00' * N + b'N')
# Check that the generated marshal data is valid and marshal.loads()
# works for moderately deep nesting
run_tests(100, marshal.loads)
# Very deeply nested structure shouldn't blow the stack
def check(s):
self.assertRaises(ValueError, marshal.loads, s)
run_tests(2**20, check)
Merged revisions 55407-55513 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/p3yk ................ r55413 | fred.drake | 2007-05-17 12:30:10 -0700 (Thu, 17 May 2007) | 1 line fix argument name in documentation; match the implementation ................ r55430 | jack.diederich | 2007-05-18 06:39:59 -0700 (Fri, 18 May 2007) | 1 line Implements class decorators, PEP 3129. ................ r55432 | guido.van.rossum | 2007-05-18 08:09:41 -0700 (Fri, 18 May 2007) | 2 lines obsubmit. ................ r55434 | guido.van.rossum | 2007-05-18 09:39:10 -0700 (Fri, 18 May 2007) | 3 lines Fix bug in test_inspect. (I presume this is how it should be fixed; Jack Diedrich, please verify.) ................ r55460 | brett.cannon | 2007-05-20 00:31:57 -0700 (Sun, 20 May 2007) | 4 lines Remove the imageop module. With imgfile already removed in Python 3.0 and rgbimg gone in Python 2.6 the unit tests themselves were made worthless. Plus third-party libraries perform the same function much better. ................ r55469 | neal.norwitz | 2007-05-20 11:28:20 -0700 (Sun, 20 May 2007) | 118 lines Merged revisions 55324-55467 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r55348 | georg.brandl | 2007-05-15 13:19:34 -0700 (Tue, 15 May 2007) | 4 lines HTML-escape the plain traceback in cgitb's HTML output, to prevent the traceback inadvertently or maliciously closing the comment and injecting HTML into the error page. ........ r55372 | neal.norwitz | 2007-05-15 21:33:50 -0700 (Tue, 15 May 2007) | 6 lines Port rev 55353 from Guido: Add what looks like a necessary call to PyErr_NoMemory() when PyMem_MALLOC() fails. Will backport. ........ r55377 | neal.norwitz | 2007-05-15 22:06:33 -0700 (Tue, 15 May 2007) | 1 line Mention removal of some directories for obsolete platforms ........ r55380 | brett.cannon | 2007-05-15 22:50:03 -0700 (Tue, 15 May 2007) | 2 lines Change the maintainer of the BeOS port. ........ r55383 | georg.brandl | 2007-05-16 06:44:18 -0700 (Wed, 16 May 2007) | 2 lines Bug #1719995: don't use deprecated method in sets example. ........ r55386 | neal.norwitz | 2007-05-16 13:05:11 -0700 (Wed, 16 May 2007) | 5 lines Fix bug in marshal where bad data would cause a segfault due to lack of an infinite recursion check. Contributed by Damien Miller at Google. ........ r55389 | brett.cannon | 2007-05-16 15:42:29 -0700 (Wed, 16 May 2007) | 6 lines Remove the gopherlib module. It has been raising a DeprecationWarning since Python 2.5. Also remove gopher support from urllib/urllib2. As both imported gopherlib the usage of the support would have raised a DeprecationWarning. ........ r55394 | raymond.hettinger | 2007-05-16 18:08:04 -0700 (Wed, 16 May 2007) | 1 line calendar.py gets no benefit from xrange() instead of range() ........ r55395 | brett.cannon | 2007-05-16 19:02:56 -0700 (Wed, 16 May 2007) | 3 lines Complete deprecation of BaseException.message. Some subclasses were directly accessing the message attribute instead of using the descriptor. ........ r55396 | neal.norwitz | 2007-05-16 23:11:36 -0700 (Wed, 16 May 2007) | 4 lines Reduce the max stack depth to see if this fixes the segfaults on Windows and some other boxes. If this is successful, this rev should be backported. I'm not sure how close to the limit we should push this. ........ r55397 | neal.norwitz | 2007-05-16 23:23:50 -0700 (Wed, 16 May 2007) | 4 lines Set the depth to something very small to try to determine if the crashes on Windows are really due to the stack size or possibly some other problem. ........ r55398 | neal.norwitz | 2007-05-17 00:04:46 -0700 (Thu, 17 May 2007) | 4 lines Last try for tweaking the max stack depth. 5000 was the original value, 4000 didn't work either. 1000 does work on Windows. If 2000 works, that will hopefully be a reasonable balance. ........ r55412 | fred.drake | 2007-05-17 12:29:58 -0700 (Thu, 17 May 2007) | 1 line fix argument name in documentation; match the implementation ........ r55427 | neal.norwitz | 2007-05-17 22:47:16 -0700 (Thu, 17 May 2007) | 1 line Verify neither dumps or loads overflow the stack and segfault. ........ r55446 | collin.winter | 2007-05-18 16:11:24 -0700 (Fri, 18 May 2007) | 1 line Backport PEP 3110's new 'except' syntax to 2.6. ........ r55448 | raymond.hettinger | 2007-05-18 18:11:16 -0700 (Fri, 18 May 2007) | 1 line Improvements to NamedTuple's implementation, tests, and documentation ........ r55449 | raymond.hettinger | 2007-05-18 18:50:11 -0700 (Fri, 18 May 2007) | 1 line Fix beginner mistake -- don't mix spaces and tabs. ........ r55450 | neal.norwitz | 2007-05-18 20:48:47 -0700 (Fri, 18 May 2007) | 1 line Clear data so random memory does not get freed. Will backport. ........ r55452 | neal.norwitz | 2007-05-18 21:34:55 -0700 (Fri, 18 May 2007) | 3 lines Whoops, need to pay attention to those test failures. Move the clear to *before* the first use, not after. ........ r55453 | neal.norwitz | 2007-05-18 21:35:52 -0700 (Fri, 18 May 2007) | 1 line Give some clue as to what happened if the test fails. ........ r55455 | georg.brandl | 2007-05-19 11:09:26 -0700 (Sat, 19 May 2007) | 2 lines Fix docstring for add_package in site.py. ........ r55458 | brett.cannon | 2007-05-20 00:09:50 -0700 (Sun, 20 May 2007) | 2 lines Remove the rgbimg module. It has been deprecated since Python 2.5. ........ r55465 | nick.coghlan | 2007-05-20 04:12:49 -0700 (Sun, 20 May 2007) | 1 line Fix typo in example (should be backported, but my maintenance branch is woefully out of date) ........ ................ r55472 | brett.cannon | 2007-05-20 12:06:18 -0700 (Sun, 20 May 2007) | 2 lines Remove imageop from the Windows build process. ................ r55486 | neal.norwitz | 2007-05-20 23:59:52 -0700 (Sun, 20 May 2007) | 1 line Remove callable() builtin ................ r55506 | neal.norwitz | 2007-05-22 00:43:29 -0700 (Tue, 22 May 2007) | 78 lines Merged revisions 55468-55505 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r55468 | neal.norwitz | 2007-05-20 11:06:27 -0700 (Sun, 20 May 2007) | 1 line rotor is long gone. ........ r55470 | neal.norwitz | 2007-05-20 11:43:00 -0700 (Sun, 20 May 2007) | 1 line Update directories/files at the top-level. ........ r55471 | brett.cannon | 2007-05-20 12:05:06 -0700 (Sun, 20 May 2007) | 2 lines Try to remove rgbimg from Windows builds. ........ r55474 | brett.cannon | 2007-05-20 16:17:38 -0700 (Sun, 20 May 2007) | 4 lines Remove the macfs module. This led to the deprecation of macostools.touched(); it completely relied on macfs and is a no-op on OS X according to code comments. ........ r55476 | brett.cannon | 2007-05-20 16:56:18 -0700 (Sun, 20 May 2007) | 3 lines Move imgfile import to the global namespace to trigger an import error ASAP to prevent creation of a test file. ........ r55477 | brett.cannon | 2007-05-20 16:57:38 -0700 (Sun, 20 May 2007) | 3 lines Cause posixfile to raise a DeprecationWarning. Documented as deprecated since Ptyhon 1.5. ........ r55479 | andrew.kuchling | 2007-05-20 17:03:15 -0700 (Sun, 20 May 2007) | 1 line Note removed modules ........ r55481 | martin.v.loewis | 2007-05-20 21:35:47 -0700 (Sun, 20 May 2007) | 2 lines Add Alexandre Vassalotti. ........ r55482 | george.yoshida | 2007-05-20 21:41:21 -0700 (Sun, 20 May 2007) | 4 lines fix against r55474 [Remove the macfs module] Remove "libmacfs.tex" from Makefile.deps and mac/mac.tex. ........ r55487 | raymond.hettinger | 2007-05-21 01:13:35 -0700 (Mon, 21 May 2007) | 1 line Replace assertion with straight error-checking. ........ r55489 | raymond.hettinger | 2007-05-21 09:40:10 -0700 (Mon, 21 May 2007) | 1 line Allow all alphanumeric and underscores in type and field names. ........ r55490 | facundo.batista | 2007-05-21 10:32:32 -0700 (Mon, 21 May 2007) | 5 lines Added timeout support to HTTPSConnection, through the socket.create_connection function. Also added a small test for this, and updated NEWS file. ........ r55495 | georg.brandl | 2007-05-21 13:34:16 -0700 (Mon, 21 May 2007) | 2 lines Patch #1686487: you can now pass any mapping after '**' in function calls. ........ r55502 | neal.norwitz | 2007-05-21 23:03:36 -0700 (Mon, 21 May 2007) | 1 line Document new params to HTTPSConnection ........ r55504 | neal.norwitz | 2007-05-22 00:16:10 -0700 (Tue, 22 May 2007) | 1 line Stop using METH_OLDARGS ........ r55505 | neal.norwitz | 2007-05-22 00:16:44 -0700 (Tue, 22 May 2007) | 1 line Stop using METH_OLDARGS implicitly ........ ................
2007-05-22 15:11:13 -03:00
def test_recursion_limit(self):
# Create a deeply nested structure.
head = last = []
# The max stack depth should match the value in Python/marshal.c.
# BUG: https://bugs.python.org/issue33720
# Windows always limits the maximum depth on release and debug builds
#if os.name == 'nt' and support.Py_DEBUG:
if os.name == 'nt':
MAX_MARSHAL_STACK_DEPTH = 1000
elif sys.platform == 'wasi' or is_apple_mobile:
MAX_MARSHAL_STACK_DEPTH = 1500
else:
MAX_MARSHAL_STACK_DEPTH = 2000
Merged revisions 55407-55513 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/p3yk ................ r55413 | fred.drake | 2007-05-17 12:30:10 -0700 (Thu, 17 May 2007) | 1 line fix argument name in documentation; match the implementation ................ r55430 | jack.diederich | 2007-05-18 06:39:59 -0700 (Fri, 18 May 2007) | 1 line Implements class decorators, PEP 3129. ................ r55432 | guido.van.rossum | 2007-05-18 08:09:41 -0700 (Fri, 18 May 2007) | 2 lines obsubmit. ................ r55434 | guido.van.rossum | 2007-05-18 09:39:10 -0700 (Fri, 18 May 2007) | 3 lines Fix bug in test_inspect. (I presume this is how it should be fixed; Jack Diedrich, please verify.) ................ r55460 | brett.cannon | 2007-05-20 00:31:57 -0700 (Sun, 20 May 2007) | 4 lines Remove the imageop module. With imgfile already removed in Python 3.0 and rgbimg gone in Python 2.6 the unit tests themselves were made worthless. Plus third-party libraries perform the same function much better. ................ r55469 | neal.norwitz | 2007-05-20 11:28:20 -0700 (Sun, 20 May 2007) | 118 lines Merged revisions 55324-55467 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r55348 | georg.brandl | 2007-05-15 13:19:34 -0700 (Tue, 15 May 2007) | 4 lines HTML-escape the plain traceback in cgitb's HTML output, to prevent the traceback inadvertently or maliciously closing the comment and injecting HTML into the error page. ........ r55372 | neal.norwitz | 2007-05-15 21:33:50 -0700 (Tue, 15 May 2007) | 6 lines Port rev 55353 from Guido: Add what looks like a necessary call to PyErr_NoMemory() when PyMem_MALLOC() fails. Will backport. ........ r55377 | neal.norwitz | 2007-05-15 22:06:33 -0700 (Tue, 15 May 2007) | 1 line Mention removal of some directories for obsolete platforms ........ r55380 | brett.cannon | 2007-05-15 22:50:03 -0700 (Tue, 15 May 2007) | 2 lines Change the maintainer of the BeOS port. ........ r55383 | georg.brandl | 2007-05-16 06:44:18 -0700 (Wed, 16 May 2007) | 2 lines Bug #1719995: don't use deprecated method in sets example. ........ r55386 | neal.norwitz | 2007-05-16 13:05:11 -0700 (Wed, 16 May 2007) | 5 lines Fix bug in marshal where bad data would cause a segfault due to lack of an infinite recursion check. Contributed by Damien Miller at Google. ........ r55389 | brett.cannon | 2007-05-16 15:42:29 -0700 (Wed, 16 May 2007) | 6 lines Remove the gopherlib module. It has been raising a DeprecationWarning since Python 2.5. Also remove gopher support from urllib/urllib2. As both imported gopherlib the usage of the support would have raised a DeprecationWarning. ........ r55394 | raymond.hettinger | 2007-05-16 18:08:04 -0700 (Wed, 16 May 2007) | 1 line calendar.py gets no benefit from xrange() instead of range() ........ r55395 | brett.cannon | 2007-05-16 19:02:56 -0700 (Wed, 16 May 2007) | 3 lines Complete deprecation of BaseException.message. Some subclasses were directly accessing the message attribute instead of using the descriptor. ........ r55396 | neal.norwitz | 2007-05-16 23:11:36 -0700 (Wed, 16 May 2007) | 4 lines Reduce the max stack depth to see if this fixes the segfaults on Windows and some other boxes. If this is successful, this rev should be backported. I'm not sure how close to the limit we should push this. ........ r55397 | neal.norwitz | 2007-05-16 23:23:50 -0700 (Wed, 16 May 2007) | 4 lines Set the depth to something very small to try to determine if the crashes on Windows are really due to the stack size or possibly some other problem. ........ r55398 | neal.norwitz | 2007-05-17 00:04:46 -0700 (Thu, 17 May 2007) | 4 lines Last try for tweaking the max stack depth. 5000 was the original value, 4000 didn't work either. 1000 does work on Windows. If 2000 works, that will hopefully be a reasonable balance. ........ r55412 | fred.drake | 2007-05-17 12:29:58 -0700 (Thu, 17 May 2007) | 1 line fix argument name in documentation; match the implementation ........ r55427 | neal.norwitz | 2007-05-17 22:47:16 -0700 (Thu, 17 May 2007) | 1 line Verify neither dumps or loads overflow the stack and segfault. ........ r55446 | collin.winter | 2007-05-18 16:11:24 -0700 (Fri, 18 May 2007) | 1 line Backport PEP 3110's new 'except' syntax to 2.6. ........ r55448 | raymond.hettinger | 2007-05-18 18:11:16 -0700 (Fri, 18 May 2007) | 1 line Improvements to NamedTuple's implementation, tests, and documentation ........ r55449 | raymond.hettinger | 2007-05-18 18:50:11 -0700 (Fri, 18 May 2007) | 1 line Fix beginner mistake -- don't mix spaces and tabs. ........ r55450 | neal.norwitz | 2007-05-18 20:48:47 -0700 (Fri, 18 May 2007) | 1 line Clear data so random memory does not get freed. Will backport. ........ r55452 | neal.norwitz | 2007-05-18 21:34:55 -0700 (Fri, 18 May 2007) | 3 lines Whoops, need to pay attention to those test failures. Move the clear to *before* the first use, not after. ........ r55453 | neal.norwitz | 2007-05-18 21:35:52 -0700 (Fri, 18 May 2007) | 1 line Give some clue as to what happened if the test fails. ........ r55455 | georg.brandl | 2007-05-19 11:09:26 -0700 (Sat, 19 May 2007) | 2 lines Fix docstring for add_package in site.py. ........ r55458 | brett.cannon | 2007-05-20 00:09:50 -0700 (Sun, 20 May 2007) | 2 lines Remove the rgbimg module. It has been deprecated since Python 2.5. ........ r55465 | nick.coghlan | 2007-05-20 04:12:49 -0700 (Sun, 20 May 2007) | 1 line Fix typo in example (should be backported, but my maintenance branch is woefully out of date) ........ ................ r55472 | brett.cannon | 2007-05-20 12:06:18 -0700 (Sun, 20 May 2007) | 2 lines Remove imageop from the Windows build process. ................ r55486 | neal.norwitz | 2007-05-20 23:59:52 -0700 (Sun, 20 May 2007) | 1 line Remove callable() builtin ................ r55506 | neal.norwitz | 2007-05-22 00:43:29 -0700 (Tue, 22 May 2007) | 78 lines Merged revisions 55468-55505 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r55468 | neal.norwitz | 2007-05-20 11:06:27 -0700 (Sun, 20 May 2007) | 1 line rotor is long gone. ........ r55470 | neal.norwitz | 2007-05-20 11:43:00 -0700 (Sun, 20 May 2007) | 1 line Update directories/files at the top-level. ........ r55471 | brett.cannon | 2007-05-20 12:05:06 -0700 (Sun, 20 May 2007) | 2 lines Try to remove rgbimg from Windows builds. ........ r55474 | brett.cannon | 2007-05-20 16:17:38 -0700 (Sun, 20 May 2007) | 4 lines Remove the macfs module. This led to the deprecation of macostools.touched(); it completely relied on macfs and is a no-op on OS X according to code comments. ........ r55476 | brett.cannon | 2007-05-20 16:56:18 -0700 (Sun, 20 May 2007) | 3 lines Move imgfile import to the global namespace to trigger an import error ASAP to prevent creation of a test file. ........ r55477 | brett.cannon | 2007-05-20 16:57:38 -0700 (Sun, 20 May 2007) | 3 lines Cause posixfile to raise a DeprecationWarning. Documented as deprecated since Ptyhon 1.5. ........ r55479 | andrew.kuchling | 2007-05-20 17:03:15 -0700 (Sun, 20 May 2007) | 1 line Note removed modules ........ r55481 | martin.v.loewis | 2007-05-20 21:35:47 -0700 (Sun, 20 May 2007) | 2 lines Add Alexandre Vassalotti. ........ r55482 | george.yoshida | 2007-05-20 21:41:21 -0700 (Sun, 20 May 2007) | 4 lines fix against r55474 [Remove the macfs module] Remove "libmacfs.tex" from Makefile.deps and mac/mac.tex. ........ r55487 | raymond.hettinger | 2007-05-21 01:13:35 -0700 (Mon, 21 May 2007) | 1 line Replace assertion with straight error-checking. ........ r55489 | raymond.hettinger | 2007-05-21 09:40:10 -0700 (Mon, 21 May 2007) | 1 line Allow all alphanumeric and underscores in type and field names. ........ r55490 | facundo.batista | 2007-05-21 10:32:32 -0700 (Mon, 21 May 2007) | 5 lines Added timeout support to HTTPSConnection, through the socket.create_connection function. Also added a small test for this, and updated NEWS file. ........ r55495 | georg.brandl | 2007-05-21 13:34:16 -0700 (Mon, 21 May 2007) | 2 lines Patch #1686487: you can now pass any mapping after '**' in function calls. ........ r55502 | neal.norwitz | 2007-05-21 23:03:36 -0700 (Mon, 21 May 2007) | 1 line Document new params to HTTPSConnection ........ r55504 | neal.norwitz | 2007-05-22 00:16:10 -0700 (Tue, 22 May 2007) | 1 line Stop using METH_OLDARGS ........ r55505 | neal.norwitz | 2007-05-22 00:16:44 -0700 (Tue, 22 May 2007) | 1 line Stop using METH_OLDARGS implicitly ........ ................
2007-05-22 15:11:13 -03:00
for i in range(MAX_MARSHAL_STACK_DEPTH - 2):
last.append([0])
last = last[-1]
# Verify we don't blow out the stack with dumps/load.
data = marshal.dumps(head)
new_head = marshal.loads(data)
# Don't use == to compare objects, it can exceed the recursion limit.
self.assertEqual(len(new_head), len(head))
self.assertEqual(len(new_head[0]), len(head[0]))
self.assertEqual(len(new_head[-1]), len(head[-1]))
last.append([0])
self.assertRaises(ValueError, marshal.dumps, head)
Merged revisions 58886-58929 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r58892 | guido.van.rossum | 2007-11-06 15:32:56 -0800 (Tue, 06 Nov 2007) | 2 lines Add missing "return NULL" in overflow check in PyObject_Repr(). ........ r58893 | raymond.hettinger | 2007-11-06 17:13:09 -0800 (Tue, 06 Nov 2007) | 1 line Fix marshal's incorrect handling of subclasses of builtin types (backport candidate). ........ r58895 | raymond.hettinger | 2007-11-06 18:26:17 -0800 (Tue, 06 Nov 2007) | 1 line Optimize dict.fromkeys() with dict inputs. Useful for resetting bag/muliset counts for example. ........ r58896 | raymond.hettinger | 2007-11-06 18:45:46 -0800 (Tue, 06 Nov 2007) | 1 line Add build option for faster loop execution. ........ r58900 | nick.coghlan | 2007-11-07 03:57:51 -0800 (Wed, 07 Nov 2007) | 1 line Add missing NEWS entry ........ r58905 | christian.heimes | 2007-11-07 09:50:54 -0800 (Wed, 07 Nov 2007) | 1 line Backported fix for bug #1392 from py3k branch r58903. ........ r58906 | christian.heimes | 2007-11-07 10:30:22 -0800 (Wed, 07 Nov 2007) | 1 line Backport of Guido's review of my patch. ........ r58908 | raymond.hettinger | 2007-11-07 18:52:43 -0800 (Wed, 07 Nov 2007) | 1 line Add set.isdisjoint() ........ r58915 | raymond.hettinger | 2007-11-08 10:47:51 -0800 (Thu, 08 Nov 2007) | 1 line Reposition the decref (spotted by eagle-eye norwitz). ........ r58920 | georg.brandl | 2007-11-09 04:31:43 -0800 (Fri, 09 Nov 2007) | 2 lines Fix seealso link to sets docs. Do not merge to Py3k. ........ r58921 | georg.brandl | 2007-11-09 05:08:48 -0800 (Fri, 09 Nov 2007) | 2 lines Fix misleading example. ........ r58923 | georg.brandl | 2007-11-09 09:33:23 -0800 (Fri, 09 Nov 2007) | 3 lines Correct a comment about testing methods - nowadays most tests don't run directly on import. ........ r58924 | martin.v.loewis | 2007-11-09 14:56:30 -0800 (Fri, 09 Nov 2007) | 2 lines Add Amaury Forgeot d'Arc. ........ r58925 | raymond.hettinger | 2007-11-09 15:14:44 -0800 (Fri, 09 Nov 2007) | 1 line Optimize common case for dict.fromkeys(). ........ r58927 | raymond.hettinger | 2007-11-09 17:54:03 -0800 (Fri, 09 Nov 2007) | 1 line Use a freelist to speed-up block allocation and deallocation in collections.deque(). ........ r58929 | guido.van.rossum | 2007-11-10 14:12:24 -0800 (Sat, 10 Nov 2007) | 3 lines Issue 1416. Add getter, setter, deleter methods to properties that can be used as decorators to create fully-populated properties. ........
2007-11-10 19:39:45 -04:00
def test_exact_type_match(self):
# Former bug:
# >>> class Int(int): pass
# >>> type(loads(dumps(Int())))
# <type 'int'>
for typ in (int, float, complex, tuple, list, dict, set, frozenset):
# Note: str subclasses are not tested because they get handled
Merged revisions 58886-58929 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r58892 | guido.van.rossum | 2007-11-06 15:32:56 -0800 (Tue, 06 Nov 2007) | 2 lines Add missing "return NULL" in overflow check in PyObject_Repr(). ........ r58893 | raymond.hettinger | 2007-11-06 17:13:09 -0800 (Tue, 06 Nov 2007) | 1 line Fix marshal's incorrect handling of subclasses of builtin types (backport candidate). ........ r58895 | raymond.hettinger | 2007-11-06 18:26:17 -0800 (Tue, 06 Nov 2007) | 1 line Optimize dict.fromkeys() with dict inputs. Useful for resetting bag/muliset counts for example. ........ r58896 | raymond.hettinger | 2007-11-06 18:45:46 -0800 (Tue, 06 Nov 2007) | 1 line Add build option for faster loop execution. ........ r58900 | nick.coghlan | 2007-11-07 03:57:51 -0800 (Wed, 07 Nov 2007) | 1 line Add missing NEWS entry ........ r58905 | christian.heimes | 2007-11-07 09:50:54 -0800 (Wed, 07 Nov 2007) | 1 line Backported fix for bug #1392 from py3k branch r58903. ........ r58906 | christian.heimes | 2007-11-07 10:30:22 -0800 (Wed, 07 Nov 2007) | 1 line Backport of Guido's review of my patch. ........ r58908 | raymond.hettinger | 2007-11-07 18:52:43 -0800 (Wed, 07 Nov 2007) | 1 line Add set.isdisjoint() ........ r58915 | raymond.hettinger | 2007-11-08 10:47:51 -0800 (Thu, 08 Nov 2007) | 1 line Reposition the decref (spotted by eagle-eye norwitz). ........ r58920 | georg.brandl | 2007-11-09 04:31:43 -0800 (Fri, 09 Nov 2007) | 2 lines Fix seealso link to sets docs. Do not merge to Py3k. ........ r58921 | georg.brandl | 2007-11-09 05:08:48 -0800 (Fri, 09 Nov 2007) | 2 lines Fix misleading example. ........ r58923 | georg.brandl | 2007-11-09 09:33:23 -0800 (Fri, 09 Nov 2007) | 3 lines Correct a comment about testing methods - nowadays most tests don't run directly on import. ........ r58924 | martin.v.loewis | 2007-11-09 14:56:30 -0800 (Fri, 09 Nov 2007) | 2 lines Add Amaury Forgeot d'Arc. ........ r58925 | raymond.hettinger | 2007-11-09 15:14:44 -0800 (Fri, 09 Nov 2007) | 1 line Optimize common case for dict.fromkeys(). ........ r58927 | raymond.hettinger | 2007-11-09 17:54:03 -0800 (Fri, 09 Nov 2007) | 1 line Use a freelist to speed-up block allocation and deallocation in collections.deque(). ........ r58929 | guido.van.rossum | 2007-11-10 14:12:24 -0800 (Sat, 10 Nov 2007) | 3 lines Issue 1416. Add getter, setter, deleter methods to properties that can be used as decorators to create fully-populated properties. ........
2007-11-10 19:39:45 -04:00
# by marshal's routines for objects supporting the buffer API.
subtyp = type('subtyp', (typ,), {})
self.assertRaises(ValueError, marshal.dumps, subtyp())
Merged revisions 62998-63003,63005-63006,63009-63012,63014-63017,63019-63020,63022-63024,63026-63029,63031-63041,63043-63045,63047-63054,63056-63062 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r62998 | andrew.kuchling | 2008-05-10 15:51:55 -0400 (Sat, 10 May 2008) | 7 lines #1858 from Tarek Ziade: Allow multiple repositories in .pypirc; see http://wiki.python.org/moin/EnhancedPyPI for discussion. The patch is slightly revised from Tarek's last patch: I've simplified the PyPIRCCommand.finalize_options() method to not look at sys.argv. Tests still pass. ........ r63000 | alexandre.vassalotti | 2008-05-10 15:59:16 -0400 (Sat, 10 May 2008) | 5 lines Cleaned up io._BytesIO.write(). I am amazed that the old code, for inserting null-bytes, actually worked. Who wrote that thing? Oh, it is me... doh. ........ r63002 | brett.cannon | 2008-05-10 16:52:01 -0400 (Sat, 10 May 2008) | 2 lines Revert r62998 as it broke the build (seems distutils.config is missing). ........ r63014 | andrew.kuchling | 2008-05-10 18:12:38 -0400 (Sat, 10 May 2008) | 1 line #1858: add distutils.config module ........ r63027 | brett.cannon | 2008-05-10 21:09:32 -0400 (Sat, 10 May 2008) | 2 lines Flesh out the 3.0 deprecation to suggest using the ctypes module. ........ r63028 | skip.montanaro | 2008-05-10 22:59:30 -0400 (Sat, 10 May 2008) | 4 lines Copied two versions of the example from the interactive session. Delete one. ........ r63037 | georg.brandl | 2008-05-11 03:02:17 -0400 (Sun, 11 May 2008) | 2 lines reload() takes the module itself. ........ r63038 | alexandre.vassalotti | 2008-05-11 03:06:04 -0400 (Sun, 11 May 2008) | 4 lines Added test framework for handling module renames. Factored the import guard in test_py3kwarn.TestStdlibRemovals into a context manager, namely test_support.CleanImport. ........ r63039 | georg.brandl | 2008-05-11 03:06:05 -0400 (Sun, 11 May 2008) | 2 lines #2742: ``''`` is not converted to NULL in getaddrinfo. ........ r63040 | alexandre.vassalotti | 2008-05-11 03:08:12 -0400 (Sun, 11 May 2008) | 2 lines Fixed typo in a comment of test_support.CleanImport. ........ r63041 | alexandre.vassalotti | 2008-05-11 03:10:25 -0400 (Sun, 11 May 2008) | 2 lines Removed a dead line of code. ........ r63043 | georg.brandl | 2008-05-11 04:47:53 -0400 (Sun, 11 May 2008) | 2 lines #2812: document property.getter/setter/deleter. ........ r63049 | georg.brandl | 2008-05-11 05:06:30 -0400 (Sun, 11 May 2008) | 2 lines #1153769: document PEP 237 changes to string formatting. ........ r63050 | georg.brandl | 2008-05-11 05:11:40 -0400 (Sun, 11 May 2008) | 2 lines #2809: elaborate str.split docstring a bit. ........ r63051 | georg.brandl | 2008-05-11 06:13:59 -0400 (Sun, 11 May 2008) | 2 lines Fix typo. ........ r63052 | georg.brandl | 2008-05-11 06:33:27 -0400 (Sun, 11 May 2008) | 2 lines #2709: clarification. ........ r63053 | georg.brandl | 2008-05-11 06:42:28 -0400 (Sun, 11 May 2008) | 2 lines #2659: add ``break_on_hyphens`` to TextWrapper. ........ r63057 | georg.brandl | 2008-05-11 06:59:39 -0400 (Sun, 11 May 2008) | 2 lines #2741: clarification of value range for address_family. ........ r63058 | georg.brandl | 2008-05-11 07:09:35 -0400 (Sun, 11 May 2008) | 2 lines #2452: timeout is used for all blocking operations. ........ r63059 | andrew.kuchling | 2008-05-11 09:33:56 -0400 (Sun, 11 May 2008) | 2 lines #1792: Improve performance of marshal.dumps() on large objects by increasing the size of the buffer more quickly. ........ r63060 | andrew.kuchling | 2008-05-11 10:00:00 -0400 (Sun, 11 May 2008) | 1 line #1858: re-apply patch for this, adding the missing files ........ r63061 | benjamin.peterson | 2008-05-11 10:13:25 -0400 (Sun, 11 May 2008) | 2 lines Add the "until" command to pdb ........ r63062 | georg.brandl | 2008-05-11 10:17:13 -0400 (Sun, 11 May 2008) | 2 lines Add some sentence endings. ........
2008-05-15 21:03:33 -03:00
# Issue #1792 introduced a change in how marshal increases the size of its
# internal buffer; this test ensures that the new code is exercised.
def test_large_marshal(self):
size = int(1e6)
testString = 'abc' * size
marshal.dumps(testString)
def test_invalid_longs(self):
# Issue #7019: marshal.loads shouldn't produce unnormalized PyLongs
invalid_string = b'l\x02\x00\x00\x00\x00\x00\x00\x00'
self.assertRaises(ValueError, marshal.loads, invalid_string)
def test_multiple_dumps_and_loads(self):
# Issue 12291: marshal.load() should be callable multiple times
# with interleaved data written by non-marshal code
# Adapted from a patch by Engelbert Gruber.
data = (1, 'abc', b'def', 1.0, (2, 'a', ['b', b'c']))
for interleaved in (b'', b'0123'):
ilen = len(interleaved)
positions = []
try:
with open(os_helper.TESTFN, 'wb') as f:
for d in data:
marshal.dump(d, f)
if ilen:
f.write(interleaved)
positions.append(f.tell())
with open(os_helper.TESTFN, 'rb') as f:
for i, d in enumerate(data):
self.assertEqual(d, marshal.load(f))
if ilen:
f.read(ilen)
self.assertEqual(positions[i], f.tell())
finally:
os_helper.unlink(os_helper.TESTFN)
def test_loads_reject_unicode_strings(self):
# Issue #14177: marshal.loads() should not accept unicode strings
unicode_string = 'T'
self.assertRaises(TypeError, marshal.loads, unicode_string)
def test_bad_reader(self):
class BadReader(io.BytesIO):
def readinto(self, buf):
n = super().readinto(buf)
if n is not None and n > 4:
n += 10**6
return n
for value in (1.0, 1j, b'0123456789', '0123456789'):
self.assertRaises(ValueError, marshal.load,
BadReader(marshal.dumps(value)))
def test_eof(self):
data = marshal.dumps(("hello", "dolly", None))
for i in range(len(data)):
self.assertRaises(EOFError, marshal.loads, data[0: i])
def test_deterministic_sets(self):
# bpo-37596: To support reproducible builds, sets and frozensets need to
# have their elements serialized in a consistent order (even when they
# have been scrambled by hash randomization):
for kind in ("set", "frozenset"):
for elements in (
"float('nan'), b'a', b'b', b'c', 'x', 'y', 'z'",
# Also test for bad interactions with backreferencing:
"('Spam', 0), ('Spam', 1), ('Spam', 2), ('Spam', 3), ('Spam', 4), ('Spam', 5)",
):
s = f"{kind}([{elements}])"
with self.subTest(s):
# First, make sure that our test case still has different
# orders under hash seeds 0 and 1. If this check fails, we
# need to update this test with different elements. Skip
# this part if we are configured to use any other hash
# algorithm (for example, using Py_HASH_EXTERNAL):
if sys.hash_info.algorithm in {"fnv", "siphash24"}:
args = ["-c", f"print({s})"]
_, repr_0, _ = assert_python_ok(*args, PYTHONHASHSEED="0")
_, repr_1, _ = assert_python_ok(*args, PYTHONHASHSEED="1")
self.assertNotEqual(repr_0, repr_1)
# Then, perform the actual test:
args = ["-c", f"import marshal; print(marshal.dumps({s}))"]
_, dump_0, _ = assert_python_ok(*args, PYTHONHASHSEED="0")
_, dump_1, _ = assert_python_ok(*args, PYTHONHASHSEED="1")
self.assertEqual(dump_0, dump_1)
LARGE_SIZE = 2**31
pointer_size = 8 if sys.maxsize > 0xFFFFFFFF else 4
class NullWriter:
def write(self, s):
pass
@unittest.skipIf(LARGE_SIZE > sys.maxsize, "test cannot run on 32-bit systems")
class LargeValuesTestCase(unittest.TestCase):
def check_unmarshallable(self, data):
self.assertRaises(ValueError, marshal.dump, data, NullWriter())
@support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
def test_bytes(self, size):
self.check_unmarshallable(b'x' * size)
@support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
def test_str(self, size):
self.check_unmarshallable('x' * size)
@support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size + 1, dry_run=False)
def test_tuple(self, size):
self.check_unmarshallable((None,) * size)
@support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size + 1, dry_run=False)
def test_list(self, size):
self.check_unmarshallable([None] * size)
@support.bigmemtest(size=LARGE_SIZE,
memuse=pointer_size*12 + sys.getsizeof(LARGE_SIZE-1),
dry_run=False)
def test_set(self, size):
self.check_unmarshallable(set(range(size)))
@support.bigmemtest(size=LARGE_SIZE,
memuse=pointer_size*12 + sys.getsizeof(LARGE_SIZE-1),
dry_run=False)
def test_frozenset(self, size):
self.check_unmarshallable(frozenset(range(size)))
@support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
def test_bytearray(self, size):
self.check_unmarshallable(bytearray(size))
def CollectObjectIDs(ids, obj):
"""Collect object ids seen in a structure"""
if id(obj) in ids:
return
ids.add(id(obj))
if isinstance(obj, (list, tuple, set, frozenset)):
for e in obj:
CollectObjectIDs(ids, e)
elif isinstance(obj, dict):
for k, v in obj.items():
CollectObjectIDs(ids, k)
CollectObjectIDs(ids, v)
return len(ids)
class InstancingTestCase(unittest.TestCase, HelperMixin):
keys = (123, 1.2345, 'abc', (123, 'abc'), frozenset({123, 'abc'}))
def helper3(self, rsample, recursive=False, simple=False):
#we have two instances
sample = (rsample, rsample)
n0 = CollectObjectIDs(set(), sample)
for v in range(3, marshal.version + 1):
s3 = marshal.dumps(sample, v)
n3 = CollectObjectIDs(set(), marshal.loads(s3))
#same number of instances generated
self.assertEqual(n3, n0)
if not recursive:
#can compare with version 2
s2 = marshal.dumps(sample, 2)
n2 = CollectObjectIDs(set(), marshal.loads(s2))
#old format generated more instances
self.assertGreater(n2, n0)
#if complex objects are in there, old format is larger
if not simple:
self.assertGreater(len(s2), len(s3))
else:
self.assertGreaterEqual(len(s2), len(s3))
def testInt(self):
intobj = 123321
self.helper(intobj)
self.helper3(intobj, simple=True)
def testFloat(self):
floatobj = 1.2345
self.helper(floatobj)
self.helper3(floatobj)
def testStr(self):
strobj = "abcde"*3
self.helper(strobj)
self.helper3(strobj)
def testBytes(self):
bytesobj = b"abcde"*3
self.helper(bytesobj)
self.helper3(bytesobj)
def testList(self):
for obj in self.keys:
listobj = [obj, obj]
self.helper(listobj)
self.helper3(listobj)
def testTuple(self):
for obj in self.keys:
tupleobj = (obj, obj)
self.helper(tupleobj)
self.helper3(tupleobj)
def testSet(self):
for obj in self.keys:
setobj = {(obj, 1), (obj, 2)}
self.helper(setobj)
self.helper3(setobj)
def testFrozenSet(self):
for obj in self.keys:
frozensetobj = frozenset({(obj, 1), (obj, 2)})
self.helper(frozensetobj)
self.helper3(frozensetobj)
def testDict(self):
for obj in self.keys:
dictobj = {"hello": obj, "goodbye": obj, obj: "hello"}
self.helper(dictobj)
self.helper3(dictobj)
def testModule(self):
with open(__file__, "rb") as f:
code = f.read()
if __file__.endswith(".py"):
code = compile(code, __file__, "exec")
self.helper(code)
self.helper3(code)
def testRecursion(self):
obj = 1.2345
d = {"hello": obj, "goodbye": obj, obj: "hello"}
d["self"] = d
self.helper3(d, recursive=True)
l = [obj, obj]
l.append(l)
self.helper3(l, recursive=True)
class CompatibilityTestCase(unittest.TestCase):
def _test(self, version):
with open(__file__, "rb") as f:
code = f.read()
if __file__.endswith(".py"):
code = compile(code, __file__, "exec")
data = marshal.dumps(code, version)
marshal.loads(data)
def test0To3(self):
self._test(0)
def test1To3(self):
self._test(1)
def test2To3(self):
self._test(2)
def test3To3(self):
self._test(3)
class InterningTestCase(unittest.TestCase, HelperMixin):
strobj = "this is an interned string"
strobj = sys.intern(strobj)
def testIntern(self):
s = marshal.loads(marshal.dumps(self.strobj))
self.assertEqual(s, self.strobj)
self.assertEqual(id(s), id(self.strobj))
s2 = sys.intern(s)
self.assertEqual(id(s2), id(s))
def testNoIntern(self):
s = marshal.loads(marshal.dumps(self.strobj, 2))
self.assertEqual(s, self.strobj)
self.assertNotEqual(id(s), id(self.strobj))
s2 = sys.intern(s)
self.assertNotEqual(id(s2), id(s))
@support.cpython_only
@unittest.skipUnless(_testcapi, 'requires _testcapi')
class CAPI_TestCase(unittest.TestCase, HelperMixin):
def test_write_long_to_file(self):
for v in range(marshal.version + 1):
_testcapi.pymarshal_write_long_to_file(0x12345678, os_helper.TESTFN, v)
with open(os_helper.TESTFN, 'rb') as f:
data = f.read()
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(data, b'\x78\x56\x34\x12')
def test_write_object_to_file(self):
obj = ('\u20ac', b'abc', 123, 45.6, 7+8j, 'long line '*1000)
for v in range(marshal.version + 1):
_testcapi.pymarshal_write_object_to_file(obj, os_helper.TESTFN, v)
with open(os_helper.TESTFN, 'rb') as f:
data = f.read()
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(marshal.loads(data), obj)
def test_read_short_from_file(self):
with open(os_helper.TESTFN, 'wb') as f:
f.write(b'\x34\x12xxxx')
r, p = _testcapi.pymarshal_read_short_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(r, 0x1234)
self.assertEqual(p, 2)
with open(os_helper.TESTFN, 'wb') as f:
f.write(b'\x12')
with self.assertRaises(EOFError):
_testcapi.pymarshal_read_short_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
def test_read_long_from_file(self):
with open(os_helper.TESTFN, 'wb') as f:
f.write(b'\x78\x56\x34\x12xxxx')
r, p = _testcapi.pymarshal_read_long_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(r, 0x12345678)
self.assertEqual(p, 4)
with open(os_helper.TESTFN, 'wb') as f:
f.write(b'\x56\x34\x12')
with self.assertRaises(EOFError):
_testcapi.pymarshal_read_long_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
def test_read_last_object_from_file(self):
obj = ('\u20ac', b'abc', 123, 45.6, 7+8j)
for v in range(marshal.version + 1):
data = marshal.dumps(obj, v)
with open(os_helper.TESTFN, 'wb') as f:
f.write(data + b'xxxx')
r, p = _testcapi.pymarshal_read_last_object_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(r, obj)
with open(os_helper.TESTFN, 'wb') as f:
f.write(data[:1])
with self.assertRaises(EOFError):
_testcapi.pymarshal_read_last_object_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
def test_read_object_from_file(self):
obj = ('\u20ac', b'abc', 123, 45.6, 7+8j)
for v in range(marshal.version + 1):
data = marshal.dumps(obj, v)
with open(os_helper.TESTFN, 'wb') as f:
f.write(data + b'xxxx')
r, p = _testcapi.pymarshal_read_object_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
self.assertEqual(r, obj)
self.assertEqual(p, len(data))
with open(os_helper.TESTFN, 'wb') as f:
f.write(data[:1])
with self.assertRaises(EOFError):
_testcapi.pymarshal_read_object_from_file(os_helper.TESTFN)
os_helper.unlink(os_helper.TESTFN)
Merged revisions 62998-63003,63005-63006,63009-63012,63014-63017,63019-63020,63022-63024,63026-63029,63031-63041,63043-63045,63047-63054,63056-63062 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r62998 | andrew.kuchling | 2008-05-10 15:51:55 -0400 (Sat, 10 May 2008) | 7 lines #1858 from Tarek Ziade: Allow multiple repositories in .pypirc; see http://wiki.python.org/moin/EnhancedPyPI for discussion. The patch is slightly revised from Tarek's last patch: I've simplified the PyPIRCCommand.finalize_options() method to not look at sys.argv. Tests still pass. ........ r63000 | alexandre.vassalotti | 2008-05-10 15:59:16 -0400 (Sat, 10 May 2008) | 5 lines Cleaned up io._BytesIO.write(). I am amazed that the old code, for inserting null-bytes, actually worked. Who wrote that thing? Oh, it is me... doh. ........ r63002 | brett.cannon | 2008-05-10 16:52:01 -0400 (Sat, 10 May 2008) | 2 lines Revert r62998 as it broke the build (seems distutils.config is missing). ........ r63014 | andrew.kuchling | 2008-05-10 18:12:38 -0400 (Sat, 10 May 2008) | 1 line #1858: add distutils.config module ........ r63027 | brett.cannon | 2008-05-10 21:09:32 -0400 (Sat, 10 May 2008) | 2 lines Flesh out the 3.0 deprecation to suggest using the ctypes module. ........ r63028 | skip.montanaro | 2008-05-10 22:59:30 -0400 (Sat, 10 May 2008) | 4 lines Copied two versions of the example from the interactive session. Delete one. ........ r63037 | georg.brandl | 2008-05-11 03:02:17 -0400 (Sun, 11 May 2008) | 2 lines reload() takes the module itself. ........ r63038 | alexandre.vassalotti | 2008-05-11 03:06:04 -0400 (Sun, 11 May 2008) | 4 lines Added test framework for handling module renames. Factored the import guard in test_py3kwarn.TestStdlibRemovals into a context manager, namely test_support.CleanImport. ........ r63039 | georg.brandl | 2008-05-11 03:06:05 -0400 (Sun, 11 May 2008) | 2 lines #2742: ``''`` is not converted to NULL in getaddrinfo. ........ r63040 | alexandre.vassalotti | 2008-05-11 03:08:12 -0400 (Sun, 11 May 2008) | 2 lines Fixed typo in a comment of test_support.CleanImport. ........ r63041 | alexandre.vassalotti | 2008-05-11 03:10:25 -0400 (Sun, 11 May 2008) | 2 lines Removed a dead line of code. ........ r63043 | georg.brandl | 2008-05-11 04:47:53 -0400 (Sun, 11 May 2008) | 2 lines #2812: document property.getter/setter/deleter. ........ r63049 | georg.brandl | 2008-05-11 05:06:30 -0400 (Sun, 11 May 2008) | 2 lines #1153769: document PEP 237 changes to string formatting. ........ r63050 | georg.brandl | 2008-05-11 05:11:40 -0400 (Sun, 11 May 2008) | 2 lines #2809: elaborate str.split docstring a bit. ........ r63051 | georg.brandl | 2008-05-11 06:13:59 -0400 (Sun, 11 May 2008) | 2 lines Fix typo. ........ r63052 | georg.brandl | 2008-05-11 06:33:27 -0400 (Sun, 11 May 2008) | 2 lines #2709: clarification. ........ r63053 | georg.brandl | 2008-05-11 06:42:28 -0400 (Sun, 11 May 2008) | 2 lines #2659: add ``break_on_hyphens`` to TextWrapper. ........ r63057 | georg.brandl | 2008-05-11 06:59:39 -0400 (Sun, 11 May 2008) | 2 lines #2741: clarification of value range for address_family. ........ r63058 | georg.brandl | 2008-05-11 07:09:35 -0400 (Sun, 11 May 2008) | 2 lines #2452: timeout is used for all blocking operations. ........ r63059 | andrew.kuchling | 2008-05-11 09:33:56 -0400 (Sun, 11 May 2008) | 2 lines #1792: Improve performance of marshal.dumps() on large objects by increasing the size of the buffer more quickly. ........ r63060 | andrew.kuchling | 2008-05-11 10:00:00 -0400 (Sun, 11 May 2008) | 1 line #1858: re-apply patch for this, adding the missing files ........ r63061 | benjamin.peterson | 2008-05-11 10:13:25 -0400 (Sun, 11 May 2008) | 2 lines Add the "until" command to pdb ........ r63062 | georg.brandl | 2008-05-11 10:17:13 -0400 (Sun, 11 May 2008) | 2 lines Add some sentence endings. ........
2008-05-15 21:03:33 -03:00
if __name__ == "__main__":
unittest.main()