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-rw-r--r--Lib/test/test_sys.py70
1 files changed, 51 insertions, 19 deletions
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index db27cdf..f89514f 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -303,6 +303,7 @@ class SysModuleTest(unittest.TestCase):
self.assertEqual(sys.getdlopenflags(), oldflags+1)
sys.setdlopenflags(oldflags)
+ @test.support.refcount_test
def test_refcount(self):
# n here must be a global in order for this test to pass while
# tracing with a python function. Tracing calls PyFrame_FastToLocals
@@ -342,7 +343,7 @@ class SysModuleTest(unittest.TestCase):
# Test sys._current_frames() in a WITH_THREADS build.
@test.support.reap_threads
def current_frames_with_threads(self):
- import threading, _thread
+ import threading
import traceback
# Spawn a thread that blocks at a known place. Then the main
@@ -356,7 +357,7 @@ class SysModuleTest(unittest.TestCase):
g456()
def g456():
- thread_info.append(_thread.get_ident())
+ thread_info.append(threading.get_ident())
entered_g.set()
leave_g.wait()
@@ -372,7 +373,7 @@ class SysModuleTest(unittest.TestCase):
d = sys._current_frames()
- main_id = _thread.get_ident()
+ main_id = threading.get_ident()
self.assertIn(main_id, d)
self.assertIn(thread_id, d)
@@ -446,6 +447,7 @@ class SysModuleTest(unittest.TestCase):
self.assertIsInstance(sys.maxsize, int)
self.assertIsInstance(sys.maxunicode, int)
+ self.assertEqual(sys.maxunicode, 0x10FFFF)
self.assertIsInstance(sys.platform, str)
self.assertIsInstance(sys.prefix, str)
self.assertIsInstance(sys.version, str)
@@ -473,6 +475,14 @@ class SysModuleTest(unittest.TestCase):
if not sys.platform.startswith('win'):
self.assertIsInstance(sys.abiflags, str)
+ @unittest.skipUnless(hasattr(sys, 'thread_info'),
+ 'Threading required for this test.')
+ def test_thread_info(self):
+ info = sys.thread_info
+ self.assertEqual(len(info), 3)
+ self.assertIn(info.name, ('nt', 'os2', 'pthread', 'solaris', None))
+ self.assertIn(info.lock, ('semaphore', 'mutex+cond', None))
+
def test_43581(self):
# Can't use sys.stdout, as this is a StringIO object when
# the test runs under regrtest.
@@ -500,7 +510,7 @@ class SysModuleTest(unittest.TestCase):
def test_sys_flags(self):
self.assertTrue(sys.flags)
- attrs = ("debug", "division_warning",
+ attrs = ("debug",
"inspect", "interactive", "optimize", "dont_write_bytecode",
"no_user_site", "no_site", "ignore_environment", "verbose",
"bytes_warning", "quiet")
@@ -656,21 +666,21 @@ class SizeofTest(unittest.TestCase):
return inner
check(get_cell().__closure__[0], size(h + 'P'))
# code
- check(get_cell().__code__, size(h + '5i8Pi3P'))
+ check(get_cell().__code__, size(h + '5i9Pi3P'))
# complex
check(complex(0,1), size(h + '2d'))
# method_descriptor (descriptor object)
- check(str.lower, size(h + '2PP'))
+ check(str.lower, size(h + '3PP'))
# classmethod_descriptor (descriptor object)
# XXX
# member_descriptor (descriptor object)
import datetime
- check(datetime.timedelta.days, size(h + '2PP'))
+ check(datetime.timedelta.days, size(h + '3PP'))
# getset_descriptor (descriptor object)
import collections
- check(collections.defaultdict.default_factory, size(h + '2PP'))
+ check(collections.defaultdict.default_factory, size(h + '3PP'))
# wrapper_descriptor (descriptor object)
- check(int.__add__, size(h + '2P2P'))
+ check(int.__add__, size(h + '3P2P'))
# method-wrapper (descriptor object)
check({}.__iter__, size(h + '2P'))
# dict
@@ -720,7 +730,7 @@ class SizeofTest(unittest.TestCase):
check(x, size(vh + '12P3i' + CO_MAXBLOCKS*'3i' + 'P' + extras*'P'))
# function
def func(): pass
- check(func, size(h + '11P'))
+ check(func, size(h + '12P'))
class c():
@staticmethod
def foo():
@@ -760,8 +770,8 @@ class SizeofTest(unittest.TestCase):
check(int(PyLong_BASE), size(vh) + 2*self.longdigit)
check(int(PyLong_BASE**2-1), size(vh) + 2*self.longdigit)
check(int(PyLong_BASE**2), size(vh) + 3*self.longdigit)
- # memory
- check(memoryview(b''), size(h + 'PP2P2i7P'))
+ # memory (Py_buffer + hash value)
+ check(memoryview(b''), size(h + 'PP2P2i7P' + 'P'))
# module
check(unittest, size(h + '3P'))
# None
@@ -818,19 +828,41 @@ class SizeofTest(unittest.TestCase):
# type
# (PyTypeObject + PyNumberMethods + PyMappingMethods +
# PySequenceMethods + PyBufferProcs)
- s = size(vh + 'P2P15Pl4PP9PP11PI') + size('16Pi17P 3P 10P 2P 2P')
+ s = size(vh + 'P2P15Pl4PP9PP11PI') + size('16Pi17P 3P 10P 2P 3P')
check(int, s)
# class
class newstyleclass(object): pass
check(newstyleclass, s)
# unicode
- usize = len('\0'.encode('unicode-internal'))
- samples = ['', '1'*100]
- # we need to test for both sizes, because we don't know if the string
- # has been cached
+ # each tuple contains a string and its expected character size
+ # don't put any static strings here, as they may contain
+ # wchar_t or UTF-8 representations
+ samples = ['1'*100, '\xff'*50,
+ '\u0100'*40, '\uffff'*100,
+ '\U00010000'*30, '\U0010ffff'*100]
+ asciifields = h + "PPiP"
+ compactfields = asciifields + "PPP"
+ unicodefields = compactfields + "P"
for s in samples:
- basicsize = size(h + 'PPPiP') + usize * (len(s) + 1)
- check(s, basicsize)
+ maxchar = ord(max(s))
+ if maxchar < 128:
+ L = size(asciifields) + len(s) + 1
+ elif maxchar < 256:
+ L = size(compactfields) + len(s) + 1
+ elif maxchar < 65536:
+ L = size(compactfields) + 2*(len(s) + 1)
+ else:
+ L = size(compactfields) + 4*(len(s) + 1)
+ check(s, L)
+ # verify that the UTF-8 size is accounted for
+ s = chr(0x4000) # 4 bytes canonical representation
+ check(s, size(compactfields) + 4)
+ # compile() will trigger the generation of the UTF-8
+ # representation as a side effect
+ compile(s, "<stdin>", "eval")
+ check(s, size(compactfields) + 4 + 4)
+ # TODO: add check that forces the presence of wchar_t representation
+ # TODO: add check that forces layout of unicodefields
# weakref
import weakref
check(weakref.ref(int), size(h + '2Pl2P'))