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comparison Modules/_testmodule.c @ 16413:8819867f14ef legacy-trunk

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Patch derived from Trent's 101162: a Python/C API testing framework. STILL NEEDS UNIX BUILD CHANGES.
author Tim Peters <tim.peters@gmail.com>
date Fri, 02 Feb 2001 05:57:15 +0000
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16412:10ea4060c8dc 16413:8819867f14ef
1 /*
2 * C Extension module to test Python interpreter C APIs.
3 *
4 * The 'test_*' functions exported by this module are run as part of the
5 * standard Python regression test, via Lib/test/test_capi.py.
6 */
7
8 #include "Python.h"
9
10 static PyObject *TestError; /* set to exception object in init */
11
12 /* Test #defines from config.h (particularly the SIZEOF_* defines).
13
14 The ones derived from autoconf on the UNIX-like OSes can be relied
15 upon (in the absence of sloppy cross-compiling), but the Windows
16 platforms have these hardcoded. Better safe than sorry.
17 */
18 static PyObject*
19 sizeof_error(const char* fatname, const char* typename,
20 int expected, int got)
21 {
22 char buf[1024];
23 sprintf(buf, "%s #define == %d but sizeof(%s) == %d",
24 fatname, expected, typename, got);
25 PyErr_SetString(TestError, buf);
26 return (PyObject*)NULL;
27 }
28
29 static PyObject*
30 test_config(PyObject *self, PyObject *args)
31 {
32 if (!PyArg_ParseTuple(args, ":test_config"))
33 return NULL;
34
35 #define CHECK_SIZEOF(FATNAME, TYPE) \
36 if (FATNAME != sizeof(TYPE)) \
37 return sizeof_error(#FATNAME, #TYPE, FATNAME, sizeof(TYPE))
38
39 CHECK_SIZEOF(SIZEOF_INT, int);
40 CHECK_SIZEOF(SIZEOF_LONG, long);
41 CHECK_SIZEOF(SIZEOF_VOID_P, void*);
42 CHECK_SIZEOF(SIZEOF_TIME_T, time_t);
43 #ifdef HAVE_LONG_LONG
44 CHECK_SIZEOF(SIZEOF_LONG_LONG, LONG_LONG);
45 #endif
46
47 #undef CHECK_SIZEOF
48
49 Py_INCREF(Py_None);
50 return Py_None;
51 }
52
53 static PyMethodDef TestMethods[] = {
54 {"test_config", test_config, METH_VARARGS},
55 {NULL, NULL} /* sentinel */
56 };
57
58 DL_EXPORT(void)
59 init_test(void)
60 {
61 PyObject *m, *d;
62
63 m = Py_InitModule("_test", TestMethods);
64
65 TestError = PyErr_NewException("_test.error", NULL, NULL);
66 d = PyModule_GetDict(m);
67 PyDict_SetItemString(d, "error", TestError);
68 }