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Merged revisions 79642,79644 via svnmerge from 

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r79642 | benjamin.peterson | 2010-04-02 20:08:34 -0500 (Fri, 02 Apr 2010) | 1 line

  split out large test function
........
  r79644 | benjamin.peterson | 2010-04-02 20:28:57 -0500 (Fri, 02 Apr 2010) | 1 line

  give TypeError when trying to set T_STRING_INPLACE
........
This commit is contained in:
Benjamin Peterson 2010-04-03 01:40:44 +00:00
parent 8d837ab869
commit 498289ef28
4 changed files with 46 additions and 19 deletions
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18
Lib/test/test_structmembers.py
View File

@ -9,16 +9,18 @@ import warnings, exceptions, unittest, sys
from test import test_support
ts=test_structmembersType(False, 1, 2, 3, 4, 5, 6, 7, 8,
9.99999, 10.1010101010)
9.99999, 10.1010101010, "hi")
class ReadWriteTests(unittest.TestCase):
def test_types(self):
def test_bool(self):
ts.T_BOOL = True
self.assertEquals(ts.T_BOOL, True)
ts.T_BOOL = False
self.assertEquals(ts.T_BOOL, False)
self.assertRaises(TypeError, setattr, ts, 'T_BOOL', 1)
def test_byte(self):
ts.T_BYTE = CHAR_MAX
self.assertEquals(ts.T_BYTE, CHAR_MAX)
ts.T_BYTE = CHAR_MIN
@ -26,6 +28,7 @@ class ReadWriteTests(unittest.TestCase):
ts.T_UBYTE = UCHAR_MAX
self.assertEquals(ts.T_UBYTE, UCHAR_MAX)
def test_short(self):
ts.T_SHORT = SHRT_MAX
self.assertEquals(ts.T_SHORT, SHRT_MAX)
ts.T_SHORT = SHRT_MIN
@ -33,6 +36,7 @@ class ReadWriteTests(unittest.TestCase):
ts.T_USHORT = USHRT_MAX
self.assertEquals(ts.T_USHORT, USHRT_MAX)
def test_int(self):
ts.T_INT = INT_MAX
self.assertEquals(ts.T_INT, INT_MAX)
ts.T_INT = INT_MIN
@ -40,6 +44,7 @@ class ReadWriteTests(unittest.TestCase):
ts.T_UINT = UINT_MAX
self.assertEquals(ts.T_UINT, UINT_MAX)
def test_long(self):
ts.T_LONG = LONG_MAX
self.assertEquals(ts.T_LONG, LONG_MAX)
ts.T_LONG = LONG_MIN
@ -47,8 +52,8 @@ class ReadWriteTests(unittest.TestCase):
ts.T_ULONG = ULONG_MAX
self.assertEquals(ts.T_ULONG, ULONG_MAX)
## T_LONGLONG and T_ULONGLONG may not be present on some platforms
if hasattr(ts, 'T_LONGLONG'):
@unittest.skipUnless(hasattr(ts, "T_LONGLONG"), "long long not present")
def test_longlong(self):
ts.T_LONGLONG = LLONG_MAX
self.assertEquals(ts.T_LONGLONG, LLONG_MAX)
ts.T_LONGLONG = LLONG_MIN
@ -63,6 +68,11 @@ class ReadWriteTests(unittest.TestCase):
ts.T_ULONGLONG = 4
self.assertEquals(ts.T_ULONGLONG, 4)
def test_inplace_string(self):
self.assertEquals(ts.T_STRING_INPLACE, "hi")
self.assertRaises(TypeError, setattr, ts, "T_STRING_INPLACE", "s")
self.assertRaises(TypeError, delattr, ts, "T_STRING_INPLACE")
class TestWarnings(unittest.TestCase):
def has_warned(self, w):

2
Misc/NEWS
View File

@ -12,6 +12,8 @@ What's New in Python 2.6.6 alpha 1?
Core and Builtins
-----------------
- Raise a TypeError when trying to delete a T_STRING_INPLACE struct member.
- Issue #1583863: An unicode subclass can now override the __unicode__ method
- Issue #7544: Preallocate thread memory before creating the thread to avoid

17
Modules/_testcapimodule.c
View File

@ -969,6 +969,7 @@ typedef struct {
unsigned long ulong_member;
float float_member;
double double_member;
char inplace_member[5];
#ifdef HAVE_LONG_LONG
PY_LONG_LONG longlong_member;
unsigned PY_LONG_LONG ulonglong_member;
@ -992,6 +993,7 @@ static struct PyMemberDef test_members[] = {
{"T_ULONG", T_ULONG, offsetof(test_structmembers, structmembers.ulong_member), 0, NULL},
{"T_FLOAT", T_FLOAT, offsetof(test_structmembers, structmembers.float_member), 0, NULL},
{"T_DOUBLE", T_DOUBLE, offsetof(test_structmembers, structmembers.double_member), 0, NULL},
{"T_STRING_INPLACE", T_STRING_INPLACE, offsetof(test_structmembers, structmembers.inplace_member), 0, NULL},
#ifdef HAVE_LONG_LONG
{"T_LONGLONG", T_LONGLONG, offsetof(test_structmembers, structmembers.longlong_member), 0, NULL},
{"T_ULONGLONG", T_ULONGLONG, offsetof(test_structmembers, structmembers.ulonglong_member), 0, NULL},
@ -1006,17 +1008,19 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
static char *keywords[] = {
"T_BOOL", "T_BYTE", "T_UBYTE", "T_SHORT", "T_USHORT",
"T_INT", "T_UINT", "T_LONG", "T_ULONG",
"T_FLOAT", "T_DOUBLE",
"T_FLOAT", "T_DOUBLE", "T_INPLACE_STRING",
#ifdef HAVE_LONG_LONG
"T_LONGLONG", "T_ULONGLONG",
#endif
NULL};
static char *fmt = "|bbBhHiIlkfd"
static char *fmt = "|bbBhHiIlkfds#"
#ifdef HAVE_LONG_LONG
"LK"
#endif
;
test_structmembers *ob;
const char *s;
Py_ssize_t string_len = 0;
ob = PyObject_New(test_structmembers, type);
if (ob == NULL)
return NULL;
@ -1032,7 +1036,8 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
&ob->structmembers.long_member,
&ob->structmembers.ulong_member,
&ob->structmembers.float_member,
&ob->structmembers.double_member
&ob->structmembers.double_member,
&s, &string_len
#ifdef HAVE_LONG_LONG
, &ob->structmembers.longlong_member,
&ob->structmembers.ulonglong_member
@ -1041,6 +1046,12 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
Py_DECREF(ob);
return NULL;
}
if (string_len > 5) {
Py_DECREF(ob);
PyErr_SetString(PyExc_ValueError, "string too long");
return NULL;
}
strcpy(ob->structmembers.inplace_member, s);
return (PyObject *)ob;
}

6
Python/structmember.c
View File

@ -172,7 +172,7 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v)
addr += l->offset;
if ((l->flags & READONLY) || l->type == T_STRING)
if ((l->flags & READONLY))
{
PyErr_SetString(PyExc_TypeError, "readonly attribute");
return -1;
@ -328,6 +328,10 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v)
return -1;
}
break;
case T_STRING:
case T_STRING_INPLACE:
PyErr_SetString(PyExc_TypeError, "readonly attribute");
return -1;
#ifdef HAVE_LONG_LONG
case T_LONGLONG:{
PY_LONG_LONG value;