795 lines
28 KiB
Python
795 lines
28 KiB
Python
# -*- coding: iso-8859-1 -*-
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import unittest, test.test_support
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import sys, os, cStringIO
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import struct
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import operator
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class SysModuleTest(unittest.TestCase):
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def tearDown(self):
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test.test_support.reap_children()
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def test_original_displayhook(self):
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import __builtin__
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savestdout = sys.stdout
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out = cStringIO.StringIO()
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sys.stdout = out
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dh = sys.__displayhook__
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self.assertRaises(TypeError, dh)
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if hasattr(__builtin__, "_"):
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del __builtin__._
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dh(None)
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self.assertEqual(out.getvalue(), "")
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self.assertTrue(not hasattr(__builtin__, "_"))
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dh(42)
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self.assertEqual(out.getvalue(), "42\n")
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self.assertEqual(__builtin__._, 42)
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del sys.stdout
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self.assertRaises(RuntimeError, dh, 42)
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sys.stdout = savestdout
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def test_lost_displayhook(self):
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olddisplayhook = sys.displayhook
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del sys.displayhook
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code = compile("42", "<string>", "single")
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self.assertRaises(RuntimeError, eval, code)
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sys.displayhook = olddisplayhook
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def test_custom_displayhook(self):
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olddisplayhook = sys.displayhook
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def baddisplayhook(obj):
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raise ValueError
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sys.displayhook = baddisplayhook
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code = compile("42", "<string>", "single")
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self.assertRaises(ValueError, eval, code)
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sys.displayhook = olddisplayhook
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def test_original_excepthook(self):
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savestderr = sys.stderr
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err = cStringIO.StringIO()
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sys.stderr = err
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eh = sys.__excepthook__
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self.assertRaises(TypeError, eh)
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try:
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raise ValueError(42)
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except ValueError, exc:
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eh(*sys.exc_info())
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sys.stderr = savestderr
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self.assertTrue(err.getvalue().endswith("ValueError: 42\n"))
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# FIXME: testing the code for a lost or replaced excepthook in
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# Python/pythonrun.c::PyErr_PrintEx() is tricky.
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def test_exc_clear(self):
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self.assertRaises(TypeError, sys.exc_clear, 42)
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# Verify that exc_info is present and matches exc, then clear it, and
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# check that it worked.
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def clear_check(exc):
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typ, value, traceback = sys.exc_info()
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self.assertTrue(typ is not None)
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self.assertTrue(value is exc)
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self.assertTrue(traceback is not None)
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with test.test_support.check_py3k_warnings():
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sys.exc_clear()
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typ, value, traceback = sys.exc_info()
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self.assertTrue(typ is None)
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self.assertTrue(value is None)
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self.assertTrue(traceback is None)
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def clear():
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try:
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raise ValueError, 42
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except ValueError, exc:
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clear_check(exc)
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# Raise an exception and check that it can be cleared
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clear()
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# Verify that a frame currently handling an exception is
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# unaffected by calling exc_clear in a nested frame.
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try:
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raise ValueError, 13
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except ValueError, exc:
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typ1, value1, traceback1 = sys.exc_info()
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clear()
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typ2, value2, traceback2 = sys.exc_info()
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self.assertTrue(typ1 is typ2)
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self.assertTrue(value1 is exc)
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self.assertTrue(value1 is value2)
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self.assertTrue(traceback1 is traceback2)
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# Check that an exception can be cleared outside of an except block
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clear_check(exc)
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def test_exit(self):
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self.assertRaises(TypeError, sys.exit, 42, 42)
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# call without argument
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try:
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sys.exit(0)
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except SystemExit, exc:
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self.assertEqual(exc.code, 0)
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except:
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self.fail("wrong exception")
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else:
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self.fail("no exception")
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# call with tuple argument with one entry
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# entry will be unpacked
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try:
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sys.exit(42)
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except SystemExit, exc:
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self.assertEqual(exc.code, 42)
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except:
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self.fail("wrong exception")
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else:
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self.fail("no exception")
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# call with integer argument
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try:
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sys.exit((42,))
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except SystemExit, exc:
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self.assertEqual(exc.code, 42)
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except:
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self.fail("wrong exception")
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else:
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self.fail("no exception")
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# call with string argument
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try:
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sys.exit("exit")
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except SystemExit, exc:
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self.assertEqual(exc.code, "exit")
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except:
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self.fail("wrong exception")
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else:
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self.fail("no exception")
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# call with tuple argument with two entries
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try:
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sys.exit((17, 23))
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except SystemExit, exc:
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self.assertEqual(exc.code, (17, 23))
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except:
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self.fail("wrong exception")
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else:
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self.fail("no exception")
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# test that the exit machinery handles SystemExits properly
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import subprocess
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# both unnormalized...
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rc = subprocess.call([sys.executable, "-c",
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"raise SystemExit, 46"])
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self.assertEqual(rc, 46)
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# ... and normalized
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rc = subprocess.call([sys.executable, "-c",
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"raise SystemExit(47)"])
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self.assertEqual(rc, 47)
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def check_exit_message(code, expected, env=None):
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process = subprocess.Popen([sys.executable, "-c", code],
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stderr=subprocess.PIPE, env=env)
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stdout, stderr = process.communicate()
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self.assertEqual(process.returncode, 1)
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self.assertTrue(stderr.startswith(expected),
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"%s doesn't start with %s" % (repr(stderr), repr(expected)))
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# test that stderr buffer if flushed before the exit message is written
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# into stderr
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check_exit_message(
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r'import sys; sys.stderr.write("unflushed,"); sys.exit("message")',
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b"unflushed,message")
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# test that the unicode message is encoded to the stderr encoding
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env = os.environ.copy()
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env['PYTHONIOENCODING'] = 'latin-1'
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check_exit_message(
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r'import sys; sys.exit(u"h\xe9")',
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b"h\xe9", env=env)
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def test_getdefaultencoding(self):
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if test.test_support.have_unicode:
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self.assertRaises(TypeError, sys.getdefaultencoding, 42)
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# can't check more than the type, as the user might have changed it
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self.assertIsInstance(sys.getdefaultencoding(), str)
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# testing sys.settrace() is done in test_sys_settrace.py
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# testing sys.setprofile() is done in test_sys_setprofile.py
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def test_setcheckinterval(self):
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self.assertRaises(TypeError, sys.setcheckinterval)
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orig = sys.getcheckinterval()
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for n in 0, 100, 120, orig: # orig last to restore starting state
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sys.setcheckinterval(n)
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self.assertEqual(sys.getcheckinterval(), n)
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def test_recursionlimit(self):
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self.assertRaises(TypeError, sys.getrecursionlimit, 42)
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oldlimit = sys.getrecursionlimit()
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self.assertRaises(TypeError, sys.setrecursionlimit)
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self.assertRaises(ValueError, sys.setrecursionlimit, -42)
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sys.setrecursionlimit(10000)
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self.assertEqual(sys.getrecursionlimit(), 10000)
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sys.setrecursionlimit(oldlimit)
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def test_getwindowsversion(self):
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# Raise SkipTest if sys doesn't have getwindowsversion attribute
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test.test_support.get_attribute(sys, "getwindowsversion")
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v = sys.getwindowsversion()
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self.assertEqual(len(v), 5)
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self.assertIsInstance(v[0], int)
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self.assertIsInstance(v[1], int)
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self.assertIsInstance(v[2], int)
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self.assertIsInstance(v[3], int)
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self.assertIsInstance(v[4], str)
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self.assertRaises(IndexError, operator.getitem, v, 5)
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self.assertIsInstance(v.major, int)
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self.assertIsInstance(v.minor, int)
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self.assertIsInstance(v.build, int)
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self.assertIsInstance(v.platform, int)
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self.assertIsInstance(v.service_pack, str)
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self.assertIsInstance(v.service_pack_minor, int)
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self.assertIsInstance(v.service_pack_major, int)
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self.assertIsInstance(v.suite_mask, int)
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self.assertIsInstance(v.product_type, int)
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self.assertEqual(v[0], v.major)
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self.assertEqual(v[1], v.minor)
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self.assertEqual(v[2], v.build)
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self.assertEqual(v[3], v.platform)
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self.assertEqual(v[4], v.service_pack)
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# This is how platform.py calls it. Make sure tuple
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# still has 5 elements
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maj, min, buildno, plat, csd = sys.getwindowsversion()
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def test_dlopenflags(self):
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if hasattr(sys, "setdlopenflags"):
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self.assertTrue(hasattr(sys, "getdlopenflags"))
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self.assertRaises(TypeError, sys.getdlopenflags, 42)
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oldflags = sys.getdlopenflags()
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self.assertRaises(TypeError, sys.setdlopenflags)
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sys.setdlopenflags(oldflags+1)
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self.assertEqual(sys.getdlopenflags(), oldflags+1)
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sys.setdlopenflags(oldflags)
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def test_refcount(self):
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# n here must be a global in order for this test to pass while
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# tracing with a python function. Tracing calls PyFrame_FastToLocals
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# which will add a copy of any locals to the frame object, causing
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# the reference count to increase by 2 instead of 1.
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global n
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self.assertRaises(TypeError, sys.getrefcount)
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c = sys.getrefcount(None)
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n = None
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self.assertEqual(sys.getrefcount(None), c+1)
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del n
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self.assertEqual(sys.getrefcount(None), c)
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if hasattr(sys, "gettotalrefcount"):
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self.assertIsInstance(sys.gettotalrefcount(), int)
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def test_getframe(self):
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self.assertRaises(TypeError, sys._getframe, 42, 42)
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self.assertRaises(ValueError, sys._getframe, 2000000000)
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self.assertTrue(
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SysModuleTest.test_getframe.im_func.func_code \
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is sys._getframe().f_code
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)
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# sys._current_frames() is a CPython-only gimmick.
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def test_current_frames(self):
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have_threads = True
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try:
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import thread
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except ImportError:
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have_threads = False
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if have_threads:
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self.current_frames_with_threads()
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else:
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self.current_frames_without_threads()
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# Test sys._current_frames() in a WITH_THREADS build.
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@test.test_support.reap_threads
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def current_frames_with_threads(self):
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import threading, thread
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import traceback
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# Spawn a thread that blocks at a known place. Then the main
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# thread does sys._current_frames(), and verifies that the frames
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# returned make sense.
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entered_g = threading.Event()
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leave_g = threading.Event()
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thread_info = [] # the thread's id
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def f123():
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g456()
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def g456():
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thread_info.append(thread.get_ident())
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entered_g.set()
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leave_g.wait()
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t = threading.Thread(target=f123)
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t.start()
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entered_g.wait()
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# At this point, t has finished its entered_g.set(), although it's
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# impossible to guess whether it's still on that line or has moved on
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# to its leave_g.wait().
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self.assertEqual(len(thread_info), 1)
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thread_id = thread_info[0]
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d = sys._current_frames()
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main_id = thread.get_ident()
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self.assertIn(main_id, d)
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self.assertIn(thread_id, d)
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# Verify that the captured main-thread frame is _this_ frame.
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frame = d.pop(main_id)
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self.assertTrue(frame is sys._getframe())
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# Verify that the captured thread frame is blocked in g456, called
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# from f123. This is a litte tricky, since various bits of
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# threading.py are also in the thread's call stack.
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frame = d.pop(thread_id)
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stack = traceback.extract_stack(frame)
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for i, (filename, lineno, funcname, sourceline) in enumerate(stack):
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if funcname == "f123":
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break
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else:
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self.fail("didn't find f123() on thread's call stack")
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self.assertEqual(sourceline, "g456()")
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# And the next record must be for g456().
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filename, lineno, funcname, sourceline = stack[i+1]
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self.assertEqual(funcname, "g456")
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self.assertIn(sourceline, ["leave_g.wait()", "entered_g.set()"])
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# Reap the spawned thread.
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leave_g.set()
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t.join()
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# Test sys._current_frames() when thread support doesn't exist.
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def current_frames_without_threads(self):
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# Not much happens here: there is only one thread, with artificial
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# "thread id" 0.
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d = sys._current_frames()
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self.assertEqual(len(d), 1)
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self.assertIn(0, d)
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self.assertTrue(d[0] is sys._getframe())
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def test_attributes(self):
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self.assertIsInstance(sys.api_version, int)
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self.assertIsInstance(sys.argv, list)
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self.assertIn(sys.byteorder, ("little", "big"))
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self.assertIsInstance(sys.builtin_module_names, tuple)
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self.assertIsInstance(sys.copyright, basestring)
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self.assertIsInstance(sys.exec_prefix, basestring)
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self.assertIsInstance(sys.executable, basestring)
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self.assertEqual(len(sys.float_info), 11)
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self.assertEqual(sys.float_info.radix, 2)
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self.assertEqual(len(sys.long_info), 2)
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self.assertTrue(sys.long_info.bits_per_digit % 5 == 0)
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self.assertTrue(sys.long_info.sizeof_digit >= 1)
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self.assertEqual(type(sys.long_info.bits_per_digit), int)
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self.assertEqual(type(sys.long_info.sizeof_digit), int)
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self.assertIsInstance(sys.hexversion, int)
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self.assertIsInstance(sys.maxint, int)
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if test.test_support.have_unicode:
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self.assertIsInstance(sys.maxunicode, int)
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self.assertIsInstance(sys.platform, basestring)
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self.assertIsInstance(sys.prefix, basestring)
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self.assertIsInstance(sys.version, basestring)
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vi = sys.version_info
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self.assertIsInstance(vi[:], tuple)
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self.assertEqual(len(vi), 5)
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self.assertIsInstance(vi[0], int)
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self.assertIsInstance(vi[1], int)
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self.assertIsInstance(vi[2], int)
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self.assertIn(vi[3], ("alpha", "beta", "candidate", "final"))
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self.assertIsInstance(vi[4], int)
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self.assertIsInstance(vi.major, int)
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self.assertIsInstance(vi.minor, int)
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self.assertIsInstance(vi.micro, int)
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self.assertIn(vi.releaselevel, ("alpha", "beta", "candidate", "final"))
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self.assertIsInstance(vi.serial, int)
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self.assertEqual(vi[0], vi.major)
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self.assertEqual(vi[1], vi.minor)
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self.assertEqual(vi[2], vi.micro)
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self.assertEqual(vi[3], vi.releaselevel)
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self.assertEqual(vi[4], vi.serial)
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self.assertTrue(vi > (1,0,0))
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self.assertIsInstance(sys.float_repr_style, str)
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self.assertIn(sys.float_repr_style, ('short', 'legacy'))
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def test_43581(self):
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# Can't use sys.stdout, as this is a cStringIO object when
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# the test runs under regrtest.
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self.assertTrue(sys.__stdout__.encoding == sys.__stderr__.encoding)
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def test_sys_flags(self):
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self.assertTrue(sys.flags)
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attrs = ("debug", "py3k_warning", "division_warning", "division_new",
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"inspect", "interactive", "optimize", "dont_write_bytecode",
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"no_site", "ignore_environment", "tabcheck", "verbose",
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"unicode", "bytes_warning")
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for attr in attrs:
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self.assertTrue(hasattr(sys.flags, attr), attr)
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self.assertEqual(type(getattr(sys.flags, attr)), int, attr)
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self.assertTrue(repr(sys.flags))
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def test_clear_type_cache(self):
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sys._clear_type_cache()
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|
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def test_ioencoding(self):
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import subprocess
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env = dict(os.environ)
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# Test character: cent sign, encoded as 0x4A (ASCII J) in CP424,
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# not representable in ASCII.
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env["PYTHONIOENCODING"] = "cp424"
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p = subprocess.Popen([sys.executable, "-c", 'print unichr(0xa2)'],
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stdout = subprocess.PIPE, env=env)
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out = p.communicate()[0].strip()
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self.assertEqual(out, unichr(0xa2).encode("cp424"))
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env["PYTHONIOENCODING"] = "ascii:replace"
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p = subprocess.Popen([sys.executable, "-c", 'print unichr(0xa2)'],
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stdout = subprocess.PIPE, env=env)
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out = p.communicate()[0].strip()
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self.assertEqual(out, '?')
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def test_call_tracing(self):
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self.assertEqual(sys.call_tracing(str, (2,)), "2")
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self.assertRaises(TypeError, sys.call_tracing, str, 2)
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def test_executable(self):
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# Issue #7774: Ensure that sys.executable is an empty string if argv[0]
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# has been set to an non existent program name and Python is unable to
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# retrieve the real program name
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import subprocess
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# For a normal installation, it should work without 'cwd'
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# argument. For test runs in the build directory, see #7774.
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python_dir = os.path.dirname(os.path.realpath(sys.executable))
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p = subprocess.Popen(
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["nonexistent", "-c", 'import sys; print repr(sys.executable)'],
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executable=sys.executable, stdout=subprocess.PIPE, cwd=python_dir)
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executable = p.communicate()[0].strip()
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p.wait()
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self.assertIn(executable, ["''", repr(sys.executable)])
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|
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class SizeofTest(unittest.TestCase):
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|
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TPFLAGS_HAVE_GC = 1<<14
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TPFLAGS_HEAPTYPE = 1L<<9
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|
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def setUp(self):
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self.c = len(struct.pack('c', ' '))
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self.H = len(struct.pack('H', 0))
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self.i = len(struct.pack('i', 0))
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self.l = len(struct.pack('l', 0))
|
|
self.P = len(struct.pack('P', 0))
|
|
# due to missing size_t information from struct, it is assumed that
|
|
# sizeof(Py_ssize_t) = sizeof(void*)
|
|
self.header = 'PP'
|
|
self.vheader = self.header + 'P'
|
|
if hasattr(sys, "gettotalrefcount"):
|
|
self.header += '2P'
|
|
self.vheader += '2P'
|
|
self.longdigit = sys.long_info.sizeof_digit
|
|
import _testcapi
|
|
self.gc_headsize = _testcapi.SIZEOF_PYGC_HEAD
|
|
self.file = open(test.test_support.TESTFN, 'wb')
|
|
|
|
def tearDown(self):
|
|
self.file.close()
|
|
test.test_support.unlink(test.test_support.TESTFN)
|
|
|
|
def check_sizeof(self, o, size):
|
|
result = sys.getsizeof(o)
|
|
if ((type(o) == type) and (o.__flags__ & self.TPFLAGS_HEAPTYPE) or\
|
|
((type(o) != type) and (type(o).__flags__ & self.TPFLAGS_HAVE_GC))):
|
|
size += self.gc_headsize
|
|
msg = 'wrong size for %s: got %d, expected %d' \
|
|
% (type(o), result, size)
|
|
self.assertEqual(result, size, msg)
|
|
|
|
def calcsize(self, fmt):
|
|
"""Wrapper around struct.calcsize which enforces the alignment of the
|
|
end of a structure to the alignment requirement of pointer.
|
|
|
|
Note: This wrapper should only be used if a pointer member is included
|
|
and no member with a size larger than a pointer exists.
|
|
"""
|
|
return struct.calcsize(fmt + '0P')
|
|
|
|
def test_gc_head_size(self):
|
|
# Check that the gc header size is added to objects tracked by the gc.
|
|
h = self.header
|
|
size = self.calcsize
|
|
gc_header_size = self.gc_headsize
|
|
# bool objects are not gc tracked
|
|
self.assertEqual(sys.getsizeof(True), size(h + 'l'))
|
|
# but lists are
|
|
self.assertEqual(sys.getsizeof([]), size(h + 'P PP') + gc_header_size)
|
|
|
|
def test_default(self):
|
|
h = self.header
|
|
size = self.calcsize
|
|
self.assertEqual(sys.getsizeof(True, -1), size(h + 'l'))
|
|
|
|
def test_objecttypes(self):
|
|
# check all types defined in Objects/
|
|
h = self.header
|
|
vh = self.vheader
|
|
size = self.calcsize
|
|
check = self.check_sizeof
|
|
# bool
|
|
check(True, size(h + 'l'))
|
|
# buffer
|
|
with test.test_support.check_py3k_warnings():
|
|
check(buffer(''), size(h + '2P2Pil'))
|
|
# builtin_function_or_method
|
|
check(len, size(h + '3P'))
|
|
# bytearray
|
|
samples = ['', 'u'*100000]
|
|
for sample in samples:
|
|
x = bytearray(sample)
|
|
check(x, size(vh + 'iPP') + x.__alloc__() * self.c)
|
|
# bytearray_iterator
|
|
check(iter(bytearray()), size(h + 'PP'))
|
|
# cell
|
|
def get_cell():
|
|
x = 42
|
|
def inner():
|
|
return x
|
|
return inner
|
|
check(get_cell().func_closure[0], size(h + 'P'))
|
|
# classobj (old-style class)
|
|
class class_oldstyle():
|
|
def method():
|
|
pass
|
|
check(class_oldstyle, size(h + '7P'))
|
|
# instance (old-style class)
|
|
check(class_oldstyle(), size(h + '3P'))
|
|
# instancemethod (old-style class)
|
|
check(class_oldstyle().method, size(h + '4P'))
|
|
# complex
|
|
check(complex(0,1), size(h + '2d'))
|
|
# code
|
|
check(get_cell().func_code, size(h + '4i8Pi3P'))
|
|
# BaseException
|
|
check(BaseException(), size(h + '3P'))
|
|
# UnicodeEncodeError
|
|
check(UnicodeEncodeError("", u"", 0, 0, ""), size(h + '5P2PP'))
|
|
# UnicodeDecodeError
|
|
check(UnicodeDecodeError("", "", 0, 0, ""), size(h + '5P2PP'))
|
|
# UnicodeTranslateError
|
|
check(UnicodeTranslateError(u"", 0, 1, ""), size(h + '5P2PP'))
|
|
# method_descriptor (descriptor object)
|
|
check(str.lower, size(h + '2PP'))
|
|
# classmethod_descriptor (descriptor object)
|
|
# XXX
|
|
# member_descriptor (descriptor object)
|
|
import datetime
|
|
check(datetime.timedelta.days, size(h + '2PP'))
|
|
# getset_descriptor (descriptor object)
|
|
import __builtin__
|
|
check(__builtin__.file.closed, size(h + '2PP'))
|
|
# wrapper_descriptor (descriptor object)
|
|
check(int.__add__, size(h + '2P2P'))
|
|
# dictproxy
|
|
class C(object): pass
|
|
check(C.__dict__, size(h + 'P'))
|
|
# method-wrapper (descriptor object)
|
|
check({}.__iter__, size(h + '2P'))
|
|
# dict
|
|
check({}, size(h + '3P2P' + 8*'P2P'))
|
|
x = {1:1, 2:2, 3:3, 4:4, 5:5, 6:6, 7:7, 8:8}
|
|
check(x, size(h + '3P2P' + 8*'P2P') + 16*size('P2P'))
|
|
# dictionary-keyiterator
|
|
check({}.iterkeys(), size(h + 'P2PPP'))
|
|
# dictionary-valueiterator
|
|
check({}.itervalues(), size(h + 'P2PPP'))
|
|
# dictionary-itemiterator
|
|
check({}.iteritems(), size(h + 'P2PPP'))
|
|
# ellipses
|
|
check(Ellipsis, size(h + ''))
|
|
# EncodingMap
|
|
import codecs, encodings.iso8859_3
|
|
x = codecs.charmap_build(encodings.iso8859_3.decoding_table)
|
|
check(x, size(h + '32B2iB'))
|
|
# enumerate
|
|
check(enumerate([]), size(h + 'l3P'))
|
|
# file
|
|
check(self.file, size(h + '4P2i4P3i3P3i'))
|
|
# float
|
|
check(float(0), size(h + 'd'))
|
|
# sys.floatinfo
|
|
check(sys.float_info, size(vh) + self.P * len(sys.float_info))
|
|
# frame
|
|
import inspect
|
|
CO_MAXBLOCKS = 20
|
|
x = inspect.currentframe()
|
|
ncells = len(x.f_code.co_cellvars)
|
|
nfrees = len(x.f_code.co_freevars)
|
|
extras = x.f_code.co_stacksize + x.f_code.co_nlocals +\
|
|
ncells + nfrees - 1
|
|
check(x, size(vh + '12P3i' + CO_MAXBLOCKS*'3i' + 'P' + extras*'P'))
|
|
# function
|
|
def func(): pass
|
|
check(func, size(h + '9P'))
|
|
class c():
|
|
@staticmethod
|
|
def foo():
|
|
pass
|
|
@classmethod
|
|
def bar(cls):
|
|
pass
|
|
# staticmethod
|
|
check(foo, size(h + 'P'))
|
|
# classmethod
|
|
check(bar, size(h + 'P'))
|
|
# generator
|
|
def get_gen(): yield 1
|
|
check(get_gen(), size(h + 'Pi2P'))
|
|
# integer
|
|
check(1, size(h + 'l'))
|
|
check(100, size(h + 'l'))
|
|
# iterator
|
|
check(iter('abc'), size(h + 'lP'))
|
|
# callable-iterator
|
|
import re
|
|
check(re.finditer('',''), size(h + '2P'))
|
|
# list
|
|
samples = [[], [1,2,3], ['1', '2', '3']]
|
|
for sample in samples:
|
|
check(sample, size(vh + 'PP') + len(sample)*self.P)
|
|
# sortwrapper (list)
|
|
# XXX
|
|
# cmpwrapper (list)
|
|
# XXX
|
|
# listiterator (list)
|
|
check(iter([]), size(h + 'lP'))
|
|
# listreverseiterator (list)
|
|
check(reversed([]), size(h + 'lP'))
|
|
# long
|
|
check(0L, size(vh))
|
|
check(1L, size(vh) + self.longdigit)
|
|
check(-1L, size(vh) + self.longdigit)
|
|
PyLong_BASE = 2**sys.long_info.bits_per_digit
|
|
check(long(PyLong_BASE), size(vh) + 2*self.longdigit)
|
|
check(long(PyLong_BASE**2-1), size(vh) + 2*self.longdigit)
|
|
check(long(PyLong_BASE**2), size(vh) + 3*self.longdigit)
|
|
# module
|
|
check(unittest, size(h + 'P'))
|
|
# None
|
|
check(None, size(h + ''))
|
|
# object
|
|
check(object(), size(h + ''))
|
|
# property (descriptor object)
|
|
class C(object):
|
|
def getx(self): return self.__x
|
|
def setx(self, value): self.__x = value
|
|
def delx(self): del self.__x
|
|
x = property(getx, setx, delx, "")
|
|
check(x, size(h + '4Pi'))
|
|
# PyCObject
|
|
# PyCapsule
|
|
# XXX
|
|
# rangeiterator
|
|
check(iter(xrange(1)), size(h + '4l'))
|
|
# reverse
|
|
check(reversed(''), size(h + 'PP'))
|
|
# set
|
|
# frozenset
|
|
PySet_MINSIZE = 8
|
|
samples = [[], range(10), range(50)]
|
|
s = size(h + '3P2P' + PySet_MINSIZE*'lP' + 'lP')
|
|
for sample in samples:
|
|
minused = len(sample)
|
|
if minused == 0: tmp = 1
|
|
# the computation of minused is actually a bit more complicated
|
|
# but this suffices for the sizeof test
|
|
minused = minused*2
|
|
newsize = PySet_MINSIZE
|
|
while newsize <= minused:
|
|
newsize = newsize << 1
|
|
if newsize <= 8:
|
|
check(set(sample), s)
|
|
check(frozenset(sample), s)
|
|
else:
|
|
check(set(sample), s + newsize*struct.calcsize('lP'))
|
|
check(frozenset(sample), s + newsize*struct.calcsize('lP'))
|
|
# setiterator
|
|
check(iter(set()), size(h + 'P3P'))
|
|
# slice
|
|
check(slice(1), size(h + '3P'))
|
|
# str
|
|
check('', struct.calcsize(vh + 'li') + 1)
|
|
check('abc', struct.calcsize(vh + 'li') + 1 + 3*self.c)
|
|
# super
|
|
check(super(int), size(h + '3P'))
|
|
# tuple
|
|
check((), size(vh))
|
|
check((1,2,3), size(vh) + 3*self.P)
|
|
# tupleiterator
|
|
check(iter(()), size(h + 'lP'))
|
|
# type
|
|
# (PyTypeObject + PyNumberMethods + PyMappingMethods +
|
|
# PySequenceMethods + PyBufferProcs)
|
|
s = size(vh + 'P2P15Pl4PP9PP11PI') + size('41P 10P 3P 6P')
|
|
class newstyleclass(object):
|
|
pass
|
|
check(newstyleclass, s)
|
|
# builtin type
|
|
check(int, s)
|
|
# NotImplementedType
|
|
import types
|
|
check(types.NotImplementedType, s)
|
|
# unicode
|
|
usize = len(u'\0'.encode('unicode-internal'))
|
|
samples = [u'', u'1'*100]
|
|
# we need to test for both sizes, because we don't know if the string
|
|
# has been cached
|
|
for s in samples:
|
|
check(s, size(h + 'PPlP') + usize * (len(s) + 1))
|
|
# weakref
|
|
import weakref
|
|
check(weakref.ref(int), size(h + '2Pl2P'))
|
|
# weakproxy
|
|
# XXX
|
|
# weakcallableproxy
|
|
check(weakref.proxy(int), size(h + '2Pl2P'))
|
|
# xrange
|
|
check(xrange(1), size(h + '3l'))
|
|
check(xrange(66000), size(h + '3l'))
|
|
|
|
def test_pythontypes(self):
|
|
# check all types defined in Python/
|
|
h = self.header
|
|
vh = self.vheader
|
|
size = self.calcsize
|
|
check = self.check_sizeof
|
|
# _ast.AST
|
|
import _ast
|
|
check(_ast.AST(), size(h + ''))
|
|
# imp.NullImporter
|
|
import imp
|
|
check(imp.NullImporter(self.file.name), size(h + ''))
|
|
try:
|
|
raise TypeError
|
|
except TypeError:
|
|
tb = sys.exc_info()[2]
|
|
# traceback
|
|
if tb != None:
|
|
check(tb, size(h + '2P2i'))
|
|
# symtable entry
|
|
# XXX
|
|
# sys.flags
|
|
check(sys.flags, size(vh) + self.P * len(sys.flags))
|
|
|
|
|
|
def test_main():
|
|
test_classes = (SysModuleTest, SizeofTest)
|
|
|
|
test.test_support.run_unittest(*test_classes)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|