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cpython/Modules/_testcapimodule.c

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/*
* C Extension module to test Python interpreter C APIs.
*
* The 'test_*' functions exported by this module are run as part of the
* standard Python regression test, via Lib/test/test_capi.py.
*/
// Include parts.h first since it takes care of NDEBUG and Py_BUILD_CORE macros
// and including Python.h.
//
// Several parts of this module are broken out into files in _testcapi/.
// Include definitions from there.
#include "_testcapi/parts.h"
#include "frameobject.h" // PyFrame_New()
#include "interpreteridobject.h" // PyInterpreterID_Type
#include "marshal.h" // PyMarshal_WriteLongToFile()
#include <float.h> // FLT_MAX
#include <signal.h>
#include <stddef.h> // offsetof()
#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h> // W_STOPCODE
#endif
#ifdef bool
# error "The public headers should not include <stdbool.h>, see gh-48924"
#endif
#include "_testcapi/util.h"
// Forward declarations
static struct PyModuleDef _testcapimodule;
static PyObject *TestError; /* set to exception object in init */
/* Raise TestError with test_name + ": " + msg, and return NULL. */
static PyObject *
raiseTestError(const char* test_name, const char* msg)
{
PyErr_Format(TestError, "%s: %s", test_name, msg);
return NULL;
}
/* Test #defines from pyconfig.h (particularly the SIZEOF_* defines).
The ones derived from autoconf on the UNIX-like OSes can be relied
upon (in the absence of sloppy cross-compiling), but the Windows
platforms have these hardcoded. Better safe than sorry.
*/
static PyObject*
sizeof_error(const char* fatname, const char* typname,
int expected, int got)
{
PyErr_Format(TestError,
"%s #define == %d but sizeof(%s) == %d",
fatname, expected, typname, got);
return (PyObject*)NULL;
}
static PyObject*
test_config(PyObject *self, PyObject *Py_UNUSED(ignored))
{
#define CHECK_SIZEOF(FATNAME, TYPE) \
if (FATNAME != sizeof(TYPE)) \
return sizeof_error(#FATNAME, #TYPE, FATNAME, sizeof(TYPE))
CHECK_SIZEOF(SIZEOF_SHORT, short);
CHECK_SIZEOF(SIZEOF_INT, int);
CHECK_SIZEOF(SIZEOF_LONG, long);
CHECK_SIZEOF(SIZEOF_VOID_P, void*);
CHECK_SIZEOF(SIZEOF_TIME_T, time_t);
CHECK_SIZEOF(SIZEOF_LONG_LONG, long long);
#undef CHECK_SIZEOF
Py_RETURN_NONE;
}
static PyObject*
test_sizeof_c_types(PyObject *self, PyObject *Py_UNUSED(ignored))
{
#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 5)))
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wtype-limits"
#endif
#define CHECK_SIZEOF(TYPE, EXPECTED) \
if (EXPECTED != sizeof(TYPE)) { \
PyErr_Format(TestError, \
"sizeof(%s) = %u instead of %u", \
#TYPE, sizeof(TYPE), EXPECTED); \
return (PyObject*)NULL; \
}
#define IS_SIGNED(TYPE) (((TYPE)-1) < (TYPE)0)
#define CHECK_SIGNNESS(TYPE, SIGNED) \
if (IS_SIGNED(TYPE) != SIGNED) { \
PyErr_Format(TestError, \
"%s signness is, instead of %i", \
#TYPE, IS_SIGNED(TYPE), SIGNED); \
return (PyObject*)NULL; \
}
/* integer types */
CHECK_SIZEOF(Py_UCS1, 1);
CHECK_SIZEOF(Py_UCS2, 2);
CHECK_SIZEOF(Py_UCS4, 4);
CHECK_SIGNNESS(Py_UCS1, 0);
CHECK_SIGNNESS(Py_UCS2, 0);
CHECK_SIGNNESS(Py_UCS4, 0);
CHECK_SIZEOF(int32_t, 4);
CHECK_SIGNNESS(int32_t, 1);
CHECK_SIZEOF(uint32_t, 4);
CHECK_SIGNNESS(uint32_t, 0);
CHECK_SIZEOF(int64_t, 8);
CHECK_SIGNNESS(int64_t, 1);
CHECK_SIZEOF(uint64_t, 8);
CHECK_SIGNNESS(uint64_t, 0);
/* pointer/size types */
CHECK_SIZEOF(size_t, sizeof(void *));
CHECK_SIGNNESS(size_t, 0);
CHECK_SIZEOF(Py_ssize_t, sizeof(void *));
CHECK_SIGNNESS(Py_ssize_t, 1);
CHECK_SIZEOF(uintptr_t, sizeof(void *));
CHECK_SIGNNESS(uintptr_t, 0);
CHECK_SIZEOF(intptr_t, sizeof(void *));
CHECK_SIGNNESS(intptr_t, 1);
Py_RETURN_NONE;
#undef IS_SIGNED
#undef CHECK_SIGNESS
#undef CHECK_SIZEOF
#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 5)))
#pragma GCC diagnostic pop
#endif
}
static PyObject*
test_list_api(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject* list;
int i;
/* SF bug 132008: PyList_Reverse segfaults */
#define NLIST 30
list = PyList_New(NLIST);
if (list == (PyObject*)NULL)
return (PyObject*)NULL;
/* list = range(NLIST) */
for (i = 0; i < NLIST; ++i) {
PyObject* anint = PyLong_FromLong(i);
if (anint == (PyObject*)NULL) {
Py_DECREF(list);
return (PyObject*)NULL;
}
PyList_SET_ITEM(list, i, anint);
}
/* list.reverse(), via PyList_Reverse() */
i = PyList_Reverse(list); /* should not blow up! */
if (i != 0) {
Py_DECREF(list);
return (PyObject*)NULL;
}
/* Check that list == range(29, -1, -1) now */
for (i = 0; i < NLIST; ++i) {
PyObject* anint = PyList_GET_ITEM(list, i);
if (PyLong_AS_LONG(anint) != NLIST-1-i) {
PyErr_SetString(TestError,
"test_list_api: reverse screwed up");
Py_DECREF(list);
return (PyObject*)NULL;
}
}
Py_DECREF(list);
#undef NLIST
Py_RETURN_NONE;
}
static int
test_dict_inner(int count)
{
Py_ssize_t pos = 0, iterations = 0;
int i;
PyObject *dict = PyDict_New();
PyObject *v, *k;
if (dict == NULL)
return -1;
for (i = 0; i < count; i++) {
v = PyLong_FromLong(i);
if (v == NULL) {
return -1;
}
if (PyDict_SetItem(dict, v, v) < 0) {
Py_DECREF(v);
return -1;
}
Py_DECREF(v);
}
k = v = UNINITIALIZED_PTR;
while (PyDict_Next(dict, &pos, &k, &v)) {
PyObject *o;
iterations++;
assert(k != UNINITIALIZED_PTR);
assert(v != UNINITIALIZED_PTR);
i = PyLong_AS_LONG(v) + 1;
o = PyLong_FromLong(i);
if (o == NULL)
return -1;
if (PyDict_SetItem(dict, k, o) < 0) {
Py_DECREF(o);
return -1;
}
Py_DECREF(o);
k = v = UNINITIALIZED_PTR;
}
assert(k == UNINITIALIZED_PTR);
assert(v == UNINITIALIZED_PTR);
Py_DECREF(dict);
if (iterations != count) {
PyErr_SetString(
TestError,
"test_dict_iteration: dict iteration went wrong ");
return -1;
} else {
return 0;
}
}
static PyObject*
test_dict_iteration(PyObject* self, PyObject *Py_UNUSED(ignored))
{
int i;
for (i = 0; i < 200; i++) {
if (test_dict_inner(i) < 0) {
return NULL;
}
}
Py_RETURN_NONE;
}
/* Issue #4701: Check that PyObject_Hash implicitly calls
* PyType_Ready if it hasn't already been called
*/
static PyTypeObject _HashInheritanceTester_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"hashinheritancetester", /* Name of this type */
sizeof(PyObject), /* Basic object size */
0, /* Item size for varobject */
(destructor)PyObject_Del, /* tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_as_async */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
0, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
0, /* tp_alloc */
PyType_GenericNew, /* tp_new */
};
static PyObject*
pycompilestring(PyObject* self, PyObject *obj) {
if (PyBytes_CheckExact(obj) == 0) {
PyErr_SetString(PyExc_ValueError, "Argument must be a bytes object");
return NULL;
}
const char *the_string = PyBytes_AsString(obj);
if (the_string == NULL) {
return NULL;
}
return Py_CompileString(the_string, "<string>", Py_file_input);
}
static PyObject*
test_lazy_hash_inheritance(PyObject* self, PyObject *Py_UNUSED(ignored))
{
PyTypeObject *type;
PyObject *obj;
Py_hash_t hash;
type = &_HashInheritanceTester_Type;
if (type->tp_dict != NULL)
/* The type has already been initialized. This probably means
-R is being used. */
Py_RETURN_NONE;
obj = PyObject_New(PyObject, type);
if (obj == NULL) {
PyErr_Clear();
PyErr_SetString(
TestError,
"test_lazy_hash_inheritance: failed to create object");
return NULL;
}
if (type->tp_dict != NULL) {
PyErr_SetString(
TestError,
"test_lazy_hash_inheritance: type initialised too soon");
Py_DECREF(obj);
return NULL;
}
hash = PyObject_Hash(obj);
if ((hash == -1) && PyErr_Occurred()) {
PyErr_Clear();
PyErr_SetString(
TestError,
"test_lazy_hash_inheritance: could not hash object");
Py_DECREF(obj);
return NULL;
}
if (type->tp_dict == NULL) {
PyErr_SetString(
TestError,
"test_lazy_hash_inheritance: type not initialised by hash()");
Py_DECREF(obj);
return NULL;
}
if (type->tp_hash != PyType_Type.tp_hash) {
PyErr_SetString(
TestError,
"test_lazy_hash_inheritance: unexpected hash function");
Py_DECREF(obj);
return NULL;
}
Py_DECREF(obj);
Py_RETURN_NONE;
}
static PyObject *
return_none(void *unused)
{
Py_RETURN_NONE;
}
static PyObject *
raise_error(void *unused)
{
PyErr_SetNone(PyExc_ValueError);
return NULL;
}
static PyObject *
py_buildvalue(PyObject *self, PyObject *args)
{
const char *fmt;
PyObject *objs[10] = {NULL};
if (!PyArg_ParseTuple(args, "s|OOOOOOOOOO", &fmt,
&objs[0], &objs[1], &objs[2], &objs[3], &objs[4],
&objs[5], &objs[6], &objs[7], &objs[8], &objs[9]))
{
return NULL;
}
for(int i = 0; i < 10; i++) {
NULLABLE(objs[i]);
}
return Py_BuildValue(fmt,
objs[0], objs[1], objs[2], objs[3], objs[4],
objs[5], objs[6], objs[7], objs[8], objs[9]);
}
static PyObject *
py_buildvalue_ints(PyObject *self, PyObject *args)
{
const char *fmt;
unsigned int values[10] = {0};
if (!PyArg_ParseTuple(args, "s|IIIIIIIIII", &fmt,
&values[0], &values[1], &values[2], &values[3], &values[4],
&values[5], &values[6], &values[7], &values[8], &values[9]))
{
return NULL;
}
return Py_BuildValue(fmt,
values[0], values[1], values[2], values[3], values[4],
values[5], values[6], values[7], values[8], values[9]);
}
static int
test_buildvalue_N_error(const char *fmt)
{
PyObject *arg, *res;
arg = PyList_New(0);
if (arg == NULL) {
return -1;
}
Py_INCREF(arg);
res = Py_BuildValue(fmt, return_none, NULL, arg);
if (res == NULL) {
return -1;
}
Py_DECREF(res);
if (Py_REFCNT(arg) != 1) {
PyErr_Format(TestError, "test_buildvalue_N: "
"arg was not decrefed in successful "
"Py_BuildValue(\"%s\")", fmt);
return -1;
}
Py_INCREF(arg);
res = Py_BuildValue(fmt, raise_error, NULL, arg);
if (res != NULL || !PyErr_Occurred()) {
PyErr_Format(TestError, "test_buildvalue_N: "
"Py_BuildValue(\"%s\") didn't complain", fmt);
return -1;
}
PyErr_Clear();
if (Py_REFCNT(arg) != 1) {
PyErr_Format(TestError, "test_buildvalue_N: "
"arg was not decrefed in failed "
"Py_BuildValue(\"%s\")", fmt);
return -1;
}
Py_DECREF(arg);
return 0;
}
static PyObject *
test_buildvalue_N(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject *arg, *res;
arg = PyList_New(0);
if (arg == NULL) {
return NULL;
}
Py_INCREF(arg);
res = Py_BuildValue("N", arg);
if (res == NULL) {
return NULL;
}
if (res != arg) {
return raiseTestError("test_buildvalue_N",
"Py_BuildValue(\"N\") returned wrong result");
}
if (Py_REFCNT(arg) != 2) {
return raiseTestError("test_buildvalue_N",
"arg was not decrefed in Py_BuildValue(\"N\")");
}
Py_DECREF(res);
Py_DECREF(arg);
if (test_buildvalue_N_error("O&N") < 0)
return NULL;
if (test_buildvalue_N_error("(O&N)") < 0)
return NULL;
if (test_buildvalue_N_error("[O&N]") < 0)
return NULL;
if (test_buildvalue_N_error("{O&N}") < 0)
return NULL;
if (test_buildvalue_N_error("{()O&(())N}") < 0)
return NULL;
Py_RETURN_NONE;
}
static PyObject *
test_get_statictype_slots(PyObject *self, PyObject *Py_UNUSED(ignored))
{
newfunc tp_new = PyType_GetSlot(&PyLong_Type, Py_tp_new);
if (PyLong_Type.tp_new != tp_new) {
PyErr_SetString(PyExc_AssertionError, "mismatch: tp_new of long");
return NULL;
}
reprfunc tp_repr = PyType_GetSlot(&PyLong_Type, Py_tp_repr);
if (PyLong_Type.tp_repr != tp_repr) {
PyErr_SetString(PyExc_AssertionError, "mismatch: tp_repr of long");
return NULL;
}
ternaryfunc tp_call = PyType_GetSlot(&PyLong_Type, Py_tp_call);
if (tp_call != NULL) {
PyErr_SetString(PyExc_AssertionError, "mismatch: tp_call of long");
return NULL;
}
binaryfunc nb_add = PyType_GetSlot(&PyLong_Type, Py_nb_add);
if (PyLong_Type.tp_as_number->nb_add != nb_add) {
PyErr_SetString(PyExc_AssertionError, "mismatch: nb_add of long");
return NULL;
}
lenfunc mp_length = PyType_GetSlot(&PyLong_Type, Py_mp_length);
if (mp_length != NULL) {
PyErr_SetString(PyExc_AssertionError, "mismatch: mp_length of long");
return NULL;
}
void *over_value = PyType_GetSlot(&PyLong_Type, Py_bf_releasebuffer + 1);
if (over_value != NULL) {
PyErr_SetString(PyExc_AssertionError, "mismatch: max+1 of long");
return NULL;
}
tp_new = PyType_GetSlot(&PyLong_Type, 0);
if (tp_new != NULL) {
PyErr_SetString(PyExc_AssertionError, "mismatch: slot 0 of long");
return NULL;
}
if (PyErr_ExceptionMatches(PyExc_SystemError)) {
// This is the right exception
PyErr_Clear();
}
else {
return NULL;
}
Py_RETURN_NONE;
}
static PyType_Slot HeapTypeNameType_slots[] = {
{0},
};
static PyType_Spec HeapTypeNameType_Spec = {
.name = "_testcapi.HeapTypeNameType",
.basicsize = sizeof(PyObject),
.flags = Py_TPFLAGS_DEFAULT,
.slots = HeapTypeNameType_slots,
};
static PyObject *
get_heaptype_for_name(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return PyType_FromSpec(&HeapTypeNameType_Spec);
}
static PyObject *
test_get_type_name(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject *tp_name = PyType_GetName(&PyLong_Type);
assert(strcmp(PyUnicode_AsUTF8(tp_name), "int") == 0);
Py_DECREF(tp_name);
tp_name = PyType_GetName(&PyModule_Type);
assert(strcmp(PyUnicode_AsUTF8(tp_name), "module") == 0);
Py_DECREF(tp_name);
PyObject *HeapTypeNameType = PyType_FromSpec(&HeapTypeNameType_Spec);
if (HeapTypeNameType == NULL) {
Py_RETURN_NONE;
}
tp_name = PyType_GetName((PyTypeObject *)HeapTypeNameType);
assert(strcmp(PyUnicode_AsUTF8(tp_name), "HeapTypeNameType") == 0);
Py_DECREF(tp_name);
PyObject *name = PyUnicode_FromString("test_name");
if (name == NULL) {
goto done;
}
if (PyObject_SetAttrString(HeapTypeNameType, "__name__", name) < 0) {
Py_DECREF(name);
goto done;
}
tp_name = PyType_GetName((PyTypeObject *)HeapTypeNameType);
assert(strcmp(PyUnicode_AsUTF8(tp_name), "test_name") == 0);
Py_DECREF(name);
Py_DECREF(tp_name);
done:
Py_DECREF(HeapTypeNameType);
Py_RETURN_NONE;
}
static PyObject *
test_get_type_qualname(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject *tp_qualname = PyType_GetQualName(&PyLong_Type);
assert(strcmp(PyUnicode_AsUTF8(tp_qualname), "int") == 0);
Py_DECREF(tp_qualname);
tp_qualname = PyType_GetQualName(&PyODict_Type);
assert(strcmp(PyUnicode_AsUTF8(tp_qualname), "OrderedDict") == 0);
Py_DECREF(tp_qualname);
PyObject *HeapTypeNameType = PyType_FromSpec(&HeapTypeNameType_Spec);
if (HeapTypeNameType == NULL) {
Py_RETURN_NONE;
}
tp_qualname = PyType_GetQualName((PyTypeObject *)HeapTypeNameType);
assert(strcmp(PyUnicode_AsUTF8(tp_qualname), "HeapTypeNameType") == 0);
Py_DECREF(tp_qualname);
PyObject *spec_name = PyUnicode_FromString(HeapTypeNameType_Spec.name);
if (spec_name == NULL) {
goto done;
}
if (PyObject_SetAttrString(HeapTypeNameType,
"__qualname__", spec_name) < 0) {
Py_DECREF(spec_name);
goto done;
}
tp_qualname = PyType_GetQualName((PyTypeObject *)HeapTypeNameType);
assert(strcmp(PyUnicode_AsUTF8(tp_qualname),
"_testcapi.HeapTypeNameType") == 0);
Py_DECREF(spec_name);
Py_DECREF(tp_qualname);
done:
Py_DECREF(HeapTypeNameType);
Py_RETURN_NONE;
}
static PyObject *
test_get_type_dict(PyObject *self, PyObject *Py_UNUSED(ignored))
{
/* Test for PyType_GetDict */
// Assert ints have a `to_bytes` method
PyObject *long_dict = PyType_GetDict(&PyLong_Type);
assert(long_dict);
assert(PyDict_GetItemString(long_dict, "to_bytes")); // borrowed ref
Py_DECREF(long_dict);
// Make a new type, add an attribute to it and assert it's there
PyObject *HeapTypeNameType = PyType_FromSpec(&HeapTypeNameType_Spec);
assert(HeapTypeNameType);
assert(PyObject_SetAttrString(
HeapTypeNameType, "new_attr", Py_NewRef(Py_None)) >= 0);
PyObject *type_dict = PyType_GetDict((PyTypeObject*)HeapTypeNameType);
assert(type_dict);
assert(PyDict_GetItemString(type_dict, "new_attr")); // borrowed ref
Py_DECREF(HeapTypeNameType);
Py_DECREF(type_dict);
Py_RETURN_NONE;
}
static PyObject *
pyobject_repr_from_null(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return PyObject_Repr(NULL);
}
static PyObject *
pyobject_str_from_null(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return PyObject_Str(NULL);
}
static PyObject *
pyobject_bytes_from_null(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return PyObject_Bytes(NULL);
}
static PyObject *
set_errno(PyObject *self, PyObject *args)
{
int new_errno;
if (!PyArg_ParseTuple(args, "i:set_errno", &new_errno))
return NULL;
errno = new_errno;
Py_RETURN_NONE;
}
/* test_thread_state spawns a thread of its own, and that thread releases
* `thread_done` when it's finished. The driver code has to know when the
* thread finishes, because the thread uses a PyObject (the callable) that
* may go away when the driver finishes. The former lack of this explicit
* synchronization caused rare segfaults, so rare that they were seen only
* on a Mac buildbot (although they were possible on any box).
*/
static PyThread_type_lock thread_done = NULL;
static int
_make_call(void *callable)
{
PyObject *rc;
int success;
PyGILState_STATE s = PyGILState_Ensure();
rc = PyObject_CallNoArgs((PyObject *)callable);
success = (rc != NULL);
Py_XDECREF(rc);
PyGILState_Release(s);
return success;
}
/* Same thing, but releases `thread_done` when it returns. This variant
* should be called only from threads spawned by test_thread_state().
*/
static void
_make_call_from_thread(void *callable)
{
_make_call(callable);
PyThread_release_lock(thread_done);
}
static PyObject *
test_thread_state(PyObject *self, PyObject *args)
{
PyObject *fn;
int success = 1;
if (!PyArg_ParseTuple(args, "O:test_thread_state", &fn))
return NULL;
if (!PyCallable_Check(fn)) {
PyErr_Format(PyExc_TypeError, "'%s' object is not callable",
Py_TYPE(fn)->tp_name);
return NULL;
}
thread_done = PyThread_allocate_lock();
if (thread_done == NULL)
return PyErr_NoMemory();
PyThread_acquire_lock(thread_done, 1);
/* Start a new thread with our callback. */
PyThread_start_new_thread(_make_call_from_thread, fn);
/* Make the callback with the thread lock held by this thread */
success &= _make_call(fn);
/* Do it all again, but this time with the thread-lock released */
Py_BEGIN_ALLOW_THREADS
success &= _make_call(fn);
PyThread_acquire_lock(thread_done, 1); /* wait for thread to finish */
Py_END_ALLOW_THREADS
/* And once more with and without a thread
XXX - should use a lock and work out exactly what we are trying
to test <wink>
*/
Py_BEGIN_ALLOW_THREADS
PyThread_start_new_thread(_make_call_from_thread, fn);
success &= _make_call(fn);
PyThread_acquire_lock(thread_done, 1); /* wait for thread to finish */
Py_END_ALLOW_THREADS
/* Release lock we acquired above. This is required on HP-UX. */
PyThread_release_lock(thread_done);
PyThread_free_lock(thread_done);
if (!success)
return NULL;
Py_RETURN_NONE;
}
#ifndef MS_WINDOWS
static PyThread_type_lock wait_done = NULL;
static void wait_for_lock(void *unused) {
PyThread_acquire_lock(wait_done, 1);
PyThread_release_lock(wait_done);
PyThread_free_lock(wait_done);
wait_done = NULL;
}
// These can be used to test things that care about the existence of another
// thread that the threading module doesn't know about.
static PyObject *
spawn_pthread_waiter(PyObject *self, PyObject *Py_UNUSED(ignored))
{
if (wait_done) {
PyErr_SetString(PyExc_RuntimeError, "thread already running");
return NULL;
}
wait_done = PyThread_allocate_lock();
if (wait_done == NULL)
return PyErr_NoMemory();
PyThread_acquire_lock(wait_done, 1);
PyThread_start_new_thread(wait_for_lock, NULL);
Py_RETURN_NONE;
}
static PyObject *
end_spawned_pthread(PyObject *self, PyObject *Py_UNUSED(ignored))
{
if (!wait_done) {
PyErr_SetString(PyExc_RuntimeError, "call _spawn_pthread_waiter 1st");
return NULL;
}
PyThread_release_lock(wait_done);
Py_RETURN_NONE;
}
#endif // not MS_WINDOWS
/* test Py_AddPendingCalls using threads */
static int _pending_callback(void *arg)
{
/* we assume the argument is callable object to which we own a reference */
PyObject *callable = (PyObject *)arg;
PyObject *r = PyObject_CallNoArgs(callable);
Py_DECREF(callable);
Py_XDECREF(r);
return r != NULL ? 0 : -1;
}
/* The following requests n callbacks to _pending_callback. It can be
* run from any python thread.
*/
static PyObject *
pending_threadfunc(PyObject *self, PyObject *arg)
{
PyObject *callable;
int r;
if (PyArg_ParseTuple(arg, "O", &callable) == 0)
return NULL;
/* create the reference for the callbackwhile we hold the lock */
Py_INCREF(callable);
Py_BEGIN_ALLOW_THREADS
r = Py_AddPendingCall(&_pending_callback, callable);
Py_END_ALLOW_THREADS
if (r<0) {
Py_DECREF(callable); /* unsuccessful add, destroy the extra reference */
Py_RETURN_FALSE;
}
Py_RETURN_TRUE;
}
/* Test PyOS_string_to_double. */
static PyObject *
test_string_to_double(PyObject *self, PyObject *Py_UNUSED(ignored)) {
double result;
const char *msg;
#define CHECK_STRING(STR, expected) \
result = PyOS_string_to_double(STR, NULL, NULL); \
if (result == -1.0 && PyErr_Occurred()) \
return NULL; \
if (result != (double)expected) { \
msg = "conversion of " STR " to float failed"; \
goto fail; \
}
#define CHECK_INVALID(STR) \
result = PyOS_string_to_double(STR, NULL, NULL); \
if (result == -1.0 && PyErr_Occurred()) { \
if (PyErr_ExceptionMatches(PyExc_ValueError)) \
PyErr_Clear(); \
else \
return NULL; \
} \
else { \
msg = "conversion of " STR " didn't raise ValueError"; \
goto fail; \
}
CHECK_STRING("0.1", 0.1);
CHECK_STRING("1.234", 1.234);
CHECK_STRING("-1.35", -1.35);
CHECK_STRING(".1e01", 1.0);
CHECK_STRING("2.e-2", 0.02);
CHECK_INVALID(" 0.1");
CHECK_INVALID("\t\n-3");
CHECK_INVALID(".123 ");
CHECK_INVALID("3\n");
CHECK_INVALID("123abc");
Py_RETURN_NONE;
fail:
return raiseTestError("test_string_to_double", msg);
#undef CHECK_STRING
#undef CHECK_INVALID
}
/* Coverage testing of capsule objects. */
static const char *capsule_name = "capsule name";
static char *capsule_pointer = "capsule pointer";
static char *capsule_context = "capsule context";
static const char *capsule_error = NULL;
static int
capsule_destructor_call_count = 0;
static void
capsule_destructor(PyObject *o) {
capsule_destructor_call_count++;
if (PyCapsule_GetContext(o) != capsule_context) {
capsule_error = "context did not match in destructor!";
} else if (PyCapsule_GetDestructor(o) != capsule_destructor) {
capsule_error = "destructor did not match in destructor! (woah!)";
} else if (PyCapsule_GetName(o) != capsule_name) {
capsule_error = "name did not match in destructor!";
} else if (PyCapsule_GetPointer(o, capsule_name) != capsule_pointer) {
capsule_error = "pointer did not match in destructor!";
}
}
typedef struct {
char *name;
char *module;
char *attribute;
} known_capsule;
static PyObject *
test_capsule(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject *object;
const char *error = NULL;
void *pointer;
void *pointer2;
known_capsule known_capsules[] = {
#define KNOWN_CAPSULE(module, name) { module "." name, module, name }
KNOWN_CAPSULE("_socket", "CAPI"),
KNOWN_CAPSULE("_curses", "_C_API"),
KNOWN_CAPSULE("datetime", "datetime_CAPI"),
{ NULL, NULL },
};
known_capsule *known = &known_capsules[0];
#define FAIL(x) { error = (x); goto exit; }
#define CHECK_DESTRUCTOR \
if (capsule_error) { \
FAIL(capsule_error); \
} \
else if (!capsule_destructor_call_count) { \
FAIL("destructor not called!"); \
} \
capsule_destructor_call_count = 0; \
object = PyCapsule_New(capsule_pointer, capsule_name, capsule_destructor);
PyCapsule_SetContext(object, capsule_context);
capsule_destructor(object);
CHECK_DESTRUCTOR;
Py_DECREF(object);
CHECK_DESTRUCTOR;
object = PyCapsule_New(known, "ignored", NULL);
PyCapsule_SetPointer(object, capsule_pointer);
PyCapsule_SetName(object, capsule_name);
PyCapsule_SetDestructor(object, capsule_destructor);
PyCapsule_SetContext(object, capsule_context);
capsule_destructor(object);
CHECK_DESTRUCTOR;
/* intentionally access using the wrong name */
pointer2 = PyCapsule_GetPointer(object, "the wrong name");
if (!PyErr_Occurred()) {
FAIL("PyCapsule_GetPointer should have failed but did not!");
}
PyErr_Clear();
if (pointer2) {
if (pointer2 == capsule_pointer) {
FAIL("PyCapsule_GetPointer should not have"
" returned the internal pointer!");
} else {
FAIL("PyCapsule_GetPointer should have "
"returned NULL pointer but did not!");
}
}
PyCapsule_SetDestructor(object, NULL);
Py_DECREF(object);
if (capsule_destructor_call_count) {
FAIL("destructor called when it should not have been!");
}
for (known = &known_capsules[0]; known->module != NULL; known++) {
/* yeah, ordinarily I wouldn't do this either,
but it's fine for this test harness.
*/
static char buffer[256];
#undef FAIL
#define FAIL(x) \
{ \
sprintf(buffer, "%s module: \"%s\" attribute: \"%s\"", \
x, known->module, known->attribute); \
error = buffer; \
goto exit; \
} \
PyObject *module = PyImport_ImportModule(known->module);
if (module) {
pointer = PyCapsule_Import(known->name, 0);
if (!pointer) {
Py_DECREF(module);
FAIL("PyCapsule_GetPointer returned NULL unexpectedly!");
}
object = PyObject_GetAttrString(module, known->attribute);
if (!object) {
Py_DECREF(module);
return NULL;
}
pointer2 = PyCapsule_GetPointer(object,
"weebles wobble but they don't fall down");
if (!PyErr_Occurred()) {
Py_DECREF(object);
Py_DECREF(module);
FAIL("PyCapsule_GetPointer should have failed but did not!");
}
PyErr_Clear();
if (pointer2) {
Py_DECREF(module);
Py_DECREF(object);
if (pointer2 == pointer) {
FAIL("PyCapsule_GetPointer should not have"
" returned its internal pointer!");
} else {
FAIL("PyCapsule_GetPointer should have"
" returned NULL pointer but did not!");
}
}
Py_DECREF(object);
Py_DECREF(module);
}
else
PyErr_Clear();
}
exit:
if (error) {
return raiseTestError("test_capsule", error);
}
Py_RETURN_NONE;
#undef FAIL
}
#ifdef HAVE_GETTIMEOFDAY
/* Profiling of integer performance */
static void print_delta(int test, struct timeval *s, struct timeval *e)
{
e->tv_sec -= s->tv_sec;
e->tv_usec -= s->tv_usec;
if (e->tv_usec < 0) {
e->tv_sec -=1;
e->tv_usec += 1000000;
}
printf("Test %d: %d.%06ds\n", test, (int)e->tv_sec, (int)e->tv_usec);
}
static PyObject *
profile_int(PyObject *self, PyObject* args)
{
int i, k;
struct timeval start, stop;
PyObject *single, **multiple, *op1, *result;
/* Test 1: Allocate and immediately deallocate
many small integers */
gettimeofday(&start, NULL);
for(k=0; k < 20000; k++)
for(i=0; i < 1000; i++) {
single = PyLong_FromLong(i);
Py_DECREF(single);
}
gettimeofday(&stop, NULL);
print_delta(1, &start, &stop);
/* Test 2: Allocate and immediately deallocate
many large integers */
gettimeofday(&start, NULL);
for(k=0; k < 20000; k++)
for(i=0; i < 1000; i++) {
single = PyLong_FromLong(i+1000000);
Py_DECREF(single);
}
gettimeofday(&stop, NULL);
print_delta(2, &start, &stop);
/* Test 3: Allocate a few integers, then release
them all simultaneously. */
multiple = malloc(sizeof(PyObject*) * 1000);
if (multiple == NULL)
return PyErr_NoMemory();
gettimeofday(&start, NULL);
for(k=0; k < 20000; k++) {
for(i=0; i < 1000; i++) {
multiple[i] = PyLong_FromLong(i+1000000);
}
for(i=0; i < 1000; i++) {
Py_DECREF(multiple[i]);
}
}
gettimeofday(&stop, NULL);
print_delta(3, &start, &stop);
free(multiple);
/* Test 4: Allocate many integers, then release
them all simultaneously. */
multiple = malloc(sizeof(PyObject*) * 1000000);
if (multiple == NULL)
return PyErr_NoMemory();
gettimeofday(&start, NULL);
for(k=0; k < 20; k++) {
for(i=0; i < 1000000; i++) {
multiple[i] = PyLong_FromLong(i+1000000);
}
for(i=0; i < 1000000; i++) {
Py_DECREF(multiple[i]);
}
}
gettimeofday(&stop, NULL);
print_delta(4, &start, &stop);
free(multiple);
/* Test 5: Allocate many integers < 32000 */
multiple = malloc(sizeof(PyObject*) * 1000000);
if (multiple == NULL)
return PyErr_NoMemory();
gettimeofday(&start, NULL);
for(k=0; k < 10; k++) {
for(i=0; i < 1000000; i++) {
multiple[i] = PyLong_FromLong(i+1000);
}
for(i=0; i < 1000000; i++) {
Py_DECREF(multiple[i]);
}
}
gettimeofday(&stop, NULL);
print_delta(5, &start, &stop);
free(multiple);
/* Test 6: Perform small int addition */
op1 = PyLong_FromLong(1);
gettimeofday(&start, NULL);
for(i=0; i < 10000000; i++) {
result = PyNumber_Add(op1, op1);
Py_DECREF(result);
}
gettimeofday(&stop, NULL);
Py_DECREF(op1);
print_delta(6, &start, &stop);
/* Test 7: Perform medium int addition */
op1 = PyLong_FromLong(1000);
if (op1 == NULL)
return NULL;
gettimeofday(&start, NULL);
for(i=0; i < 10000000; i++) {
result = PyNumber_Add(op1, op1);
Py_XDECREF(result);
}
gettimeofday(&stop, NULL);
Py_DECREF(op1);
print_delta(7, &start, &stop);
Py_RETURN_NONE;
}
#endif
/* Issue 6012 */
static PyObject *str1, *str2;
static int
failing_converter(PyObject *obj, void *arg)
{
/* Clone str1, then let the conversion fail. */
assert(str1);
str2 = Py_NewRef(str1);
return 0;
}
static PyObject*
argparsing(PyObject *o, PyObject *args)
{
PyObject *res;
str1 = str2 = NULL;
if (!PyArg_ParseTuple(args, "O&O&",
PyUnicode_FSConverter, &str1,
failing_converter, &str2)) {
if (!str2)
/* argument converter not called? */
return NULL;
/* Should be 1 */
res = PyLong_FromSsize_t(Py_REFCNT(str2));
Py_DECREF(str2);
PyErr_Clear();
return res;
}
Py_RETURN_NONE;
}
/* To test that the result of PyCode_NewEmpty has the right members. */
static PyObject *
code_newempty(PyObject *self, PyObject *args)
{
const char *filename;
const char *funcname;
int firstlineno;
if (!PyArg_ParseTuple(args, "ssi:code_newempty",
&filename, &funcname, &firstlineno))
return NULL;
return (PyObject *)PyCode_NewEmpty(filename, funcname, firstlineno);
}
static PyObject *
make_memoryview_from_NULL_pointer(PyObject *self, PyObject *Py_UNUSED(ignored))
{
Py_buffer info;
if (PyBuffer_FillInfo(&info, NULL, NULL, 1, 1, PyBUF_FULL_RO) < 0)
return NULL;
return PyMemoryView_FromBuffer(&info);
}
static PyObject *
test_from_contiguous(PyObject* self, PyObject *Py_UNUSED(ignored))
{
int data[9] = {-1,-1,-1,-1,-1,-1,-1,-1,-1};
int init[5] = {0, 1, 2, 3, 4};
Py_ssize_t itemsize = sizeof(int);
Py_ssize_t shape = 5;
Py_ssize_t strides = 2 * itemsize;
Py_buffer view = {
data,
NULL,
5 * itemsize,
itemsize,
1,
1,
NULL,
&shape,
&strides,
NULL,
NULL
};
int *ptr;
int i;
PyBuffer_FromContiguous(&view, init, view.len, 'C');
ptr = view.buf;
for (i = 0; i < 5; i++) {
if (ptr[2*i] != i) {
PyErr_SetString(TestError,
"test_from_contiguous: incorrect result");
return NULL;
}
}
view.buf = &data[8];
view.strides[0] = -2 * itemsize;
PyBuffer_FromContiguous(&view, init, view.len, 'C');
ptr = view.buf;
for (i = 0; i < 5; i++) {
if (*(ptr-2*i) != i) {
PyErr_SetString(TestError,
"test_from_contiguous: incorrect result");
return NULL;
}
}
Py_RETURN_NONE;
}
#if (defined(__linux__) || defined(__FreeBSD__)) && defined(__GNUC__)
static PyObject *
test_pep3118_obsolete_write_locks(PyObject* self, PyObject *Py_UNUSED(ignored))
{
PyObject *b;
char *dummy[1];
int ret, match;
/* PyBuffer_FillInfo() */
ret = PyBuffer_FillInfo(NULL, NULL, dummy, 1, 0, PyBUF_SIMPLE);
match = PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_BufferError);
PyErr_Clear();
if (ret != -1 || match == 0)
goto error;
PyObject *mod_io = PyImport_ImportModule("_io");
if (mod_io == NULL) {
return NULL;
}
/* bytesiobuf_getbuffer() */
PyTypeObject *type = (PyTypeObject *)PyObject_GetAttrString(
mod_io, "_BytesIOBuffer");
Py_DECREF(mod_io);
if (type == NULL) {
return NULL;
}
b = type->tp_alloc(type, 0);
Py_DECREF(type);
if (b == NULL) {
return NULL;
}
ret = PyObject_GetBuffer(b, NULL, PyBUF_SIMPLE);
Py_DECREF(b);
match = PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_BufferError);
PyErr_Clear();
if (ret != -1 || match == 0)
goto error;
Py_RETURN_NONE;
error:
PyErr_SetString(TestError,
"test_pep3118_obsolete_write_locks: failure");
return NULL;
}
#endif
/* This tests functions that historically supported write locks. It is
wrong to call getbuffer() with view==NULL and a compliant getbufferproc
is entitled to segfault in that case. */
static PyObject *
getbuffer_with_null_view(PyObject* self, PyObject *obj)
{
if (PyObject_GetBuffer(obj, NULL, PyBUF_SIMPLE) < 0)
return NULL;
Py_RETURN_NONE;
}
/* PyBuffer_SizeFromFormat() */
static PyObject *
test_PyBuffer_SizeFromFormat(PyObject *self, PyObject *args)
{
const char *format;
if (!PyArg_ParseTuple(args, "s:test_PyBuffer_SizeFromFormat",
&format)) {
return NULL;
}
RETURN_SIZE(PyBuffer_SizeFromFormat(format));
}
/* Test that the fatal error from not having a current thread doesn't
cause an infinite loop. Run via Lib/test/test_capi.py */
static PyObject *
crash_no_current_thread(PyObject *self, PyObject *Py_UNUSED(ignored))
{
Py_BEGIN_ALLOW_THREADS
/* Using PyThreadState_Get() directly allows the test to pass in
!pydebug mode. However, the test only actually tests anything
in pydebug mode, since that's where the infinite loop was in
the first place. */
PyThreadState_Get();
Py_END_ALLOW_THREADS
return NULL;
}
/* Test that the GILState thread and the "current" thread match. */
static PyObject *
test_current_tstate_matches(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyThreadState *orig_tstate = PyThreadState_Get();
if (orig_tstate != PyGILState_GetThisThreadState()) {
PyErr_SetString(PyExc_RuntimeError,
"current thread state doesn't match GILState");
return NULL;
}
const char *err = NULL;
PyThreadState_Swap(NULL);
PyThreadState *substate = Py_NewInterpreter();
if (substate != PyThreadState_Get()) {
err = "subinterpreter thread state not current";
goto finally;
}
if (substate != PyGILState_GetThisThreadState()) {
err = "subinterpreter thread state doesn't match GILState";
goto finally;
}
finally:
Py_EndInterpreter(substate);
PyThreadState_Swap(orig_tstate);
if (err != NULL) {
PyErr_SetString(PyExc_RuntimeError, err);
return NULL;
}
Py_RETURN_NONE;
}
/* To run some code in a sub-interpreter. */
static PyObject *
run_in_subinterp(PyObject *self, PyObject *args)
{
const char *code;
int r;
PyThreadState *substate, *mainstate;
/* only initialise 'cflags.cf_flags' to test backwards compatibility */
PyCompilerFlags cflags = {0};
if (!PyArg_ParseTuple(args, "s:run_in_subinterp",
&code))
return NULL;
mainstate = PyThreadState_Get();
PyThreadState_Swap(NULL);
substate = Py_NewInterpreter();
if (substate == NULL) {
/* Since no new thread state was created, there is no exception to
propagate; raise a fresh one after swapping in the old thread
state. */
PyThreadState_Swap(mainstate);
PyErr_SetString(PyExc_RuntimeError, "sub-interpreter creation failed");
return NULL;
}
r = PyRun_SimpleStringFlags(code, &cflags);
Py_EndInterpreter(substate);
PyThreadState_Swap(mainstate);
return PyLong_FromLong(r);
}
static PyObject *
get_interpreterid_type(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return Py_NewRef(&PyInterpreterID_Type);
}
static PyObject *
link_interpreter_refcount(PyObject *self, PyObject *idobj)
{
PyInterpreterState *interp = PyInterpreterID_LookUp(idobj);
if (interp == NULL) {
assert(PyErr_Occurred());
return NULL;
}
_PyInterpreterState_RequireIDRef(interp, 1);
Py_RETURN_NONE;
}
static PyObject *
unlink_interpreter_refcount(PyObject *self, PyObject *idobj)
{
PyInterpreterState *interp = PyInterpreterID_LookUp(idobj);
if (interp == NULL) {
assert(PyErr_Occurred());
return NULL;
}
_PyInterpreterState_RequireIDRef(interp, 0);
Py_RETURN_NONE;
}
static PyMethodDef ml;
static PyObject *
create_cfunction(PyObject *self, PyObject *args)
{
return PyCFunction_NewEx(&ml, self, NULL);
}
static PyMethodDef ml = {
"create_cfunction",
create_cfunction,
METH_NOARGS,
NULL
};
static PyObject *
_test_incref(PyObject *ob)
{
return Py_NewRef(ob);
}
static PyObject *
test_xincref_doesnt_leak(PyObject *ob, PyObject *Py_UNUSED(ignored))
{
PyObject *obj = PyLong_FromLong(0);
Py_XINCREF(_test_incref(obj));
Py_DECREF(obj);
Py_DECREF(obj);
Py_DECREF(obj);
Py_RETURN_NONE;
}
static PyObject *
test_incref_doesnt_leak(PyObject *ob, PyObject *Py_UNUSED(ignored))
{
PyObject *obj = PyLong_FromLong(0);
Py_INCREF(_test_incref(obj));
Py_DECREF(obj);
Py_DECREF(obj);
Py_DECREF(obj);
Py_RETURN_NONE;
}
static PyObject *
test_xdecref_doesnt_leak(PyObject *ob, PyObject *Py_UNUSED(ignored))
{
Py_XDECREF(PyLong_FromLong(0));
Py_RETURN_NONE;
}
static PyObject *
test_decref_doesnt_leak(PyObject *ob, PyObject *Py_UNUSED(ignored))
{
Py_DECREF(PyLong_FromLong(0));
Py_RETURN_NONE;
}
static PyObject *
test_structseq_newtype_doesnt_leak(PyObject *Py_UNUSED(self),
PyObject *Py_UNUSED(args))
{
PyStructSequence_Desc descr;
PyStructSequence_Field descr_fields[3];
descr_fields[0] = (PyStructSequence_Field){"foo", "foo value"};
descr_fields[1] = (PyStructSequence_Field){NULL, "some hidden value"};
descr_fields[2] = (PyStructSequence_Field){0, NULL};
descr.name = "_testcapi.test_descr";
descr.doc = "This is used to test for memory leaks in NewType";
descr.fields = descr_fields;
descr.n_in_sequence = 1;
PyTypeObject* structseq_type = PyStructSequence_NewType(&descr);
assert(structseq_type != NULL);
assert(PyType_Check(structseq_type));
assert(PyType_FastSubclass(structseq_type, Py_TPFLAGS_TUPLE_SUBCLASS));
Py_DECREF(structseq_type);
Py_RETURN_NONE;
}
static PyObject *
test_structseq_newtype_null_descr_doc(PyObject *Py_UNUSED(self),
PyObject *Py_UNUSED(args))
{
PyStructSequence_Field descr_fields[1] = {
(PyStructSequence_Field){NULL, NULL}
};
// Test specifically for NULL .doc field.
PyStructSequence_Desc descr = {"_testcapi.test_descr", NULL, &descr_fields[0], 0};
PyTypeObject* structseq_type = PyStructSequence_NewType(&descr);
assert(structseq_type != NULL);
assert(PyType_Check(structseq_type));
assert(PyType_FastSubclass(structseq_type, Py_TPFLAGS_TUPLE_SUBCLASS));
Py_DECREF(structseq_type);
Py_RETURN_NONE;
}
static PyObject *
test_incref_decref_API(PyObject *ob, PyObject *Py_UNUSED(ignored))
{
PyObject *obj = PyLong_FromLong(0);
Py_IncRef(obj);
Py_DecRef(obj);
Py_DecRef(obj);
Py_RETURN_NONE;
}
typedef struct {
PyThread_type_lock start_event;
PyThread_type_lock exit_event;
PyObject *callback;
} test_c_thread_t;
static void
temporary_c_thread(void *data)
{
test_c_thread_t *test_c_thread = data;
PyGILState_STATE state;
PyObject *res;
PyThread_release_lock(test_c_thread->start_event);
/* Allocate a Python thread state for this thread */
state = PyGILState_Ensure();
res = PyObject_CallNoArgs(test_c_thread->callback);
Py_CLEAR(test_c_thread->callback);
if (res == NULL) {
PyErr_Print();
}
else {
Py_DECREF(res);
}
/* Destroy the Python thread state for this thread */
PyGILState_Release(state);
PyThread_release_lock(test_c_thread->exit_event);
}
static test_c_thread_t test_c_thread;
static PyObject *
call_in_temporary_c_thread(PyObject *self, PyObject *args)
{
PyObject *res = NULL;
PyObject *callback = NULL;
long thread;
int wait = 1;
if (!PyArg_ParseTuple(args, "O|i", &callback, &wait))
{
return NULL;
}
test_c_thread.start_event = PyThread_allocate_lock();
test_c_thread.exit_event = PyThread_allocate_lock();
test_c_thread.callback = NULL;
if (!test_c_thread.start_event || !test_c_thread.exit_event) {
PyErr_SetString(PyExc_RuntimeError, "could not allocate lock");
goto exit;
}
test_c_thread.callback = Py_NewRef(callback);
PyThread_acquire_lock(test_c_thread.start_event, 1);
PyThread_acquire_lock(test_c_thread.exit_event, 1);
thread = PyThread_start_new_thread(temporary_c_thread, &test_c_thread);
if (thread == -1) {
PyErr_SetString(PyExc_RuntimeError, "unable to start the thread");
PyThread_release_lock(test_c_thread.start_event);
PyThread_release_lock(test_c_thread.exit_event);
goto exit;
}
PyThread_acquire_lock(test_c_thread.start_event, 1);
PyThread_release_lock(test_c_thread.start_event);
if (!wait) {
Py_RETURN_NONE;
}
Py_BEGIN_ALLOW_THREADS
PyThread_acquire_lock(test_c_thread.exit_event, 1);
PyThread_release_lock(test_c_thread.exit_event);
Py_END_ALLOW_THREADS
res = Py_NewRef(Py_None);
exit:
Py_CLEAR(test_c_thread.callback);
if (test_c_thread.start_event) {
PyThread_free_lock(test_c_thread.start_event);
test_c_thread.start_event = NULL;
}
if (test_c_thread.exit_event) {
PyThread_free_lock(test_c_thread.exit_event);
test_c_thread.exit_event = NULL;
}
return res;
}
static PyObject *
join_temporary_c_thread(PyObject *self, PyObject *Py_UNUSED(ignored))
{
Py_BEGIN_ALLOW_THREADS
PyThread_acquire_lock(test_c_thread.exit_event, 1);
PyThread_release_lock(test_c_thread.exit_event);
Py_END_ALLOW_THREADS
Py_CLEAR(test_c_thread.callback);
PyThread_free_lock(test_c_thread.start_event);
test_c_thread.start_event = NULL;
PyThread_free_lock(test_c_thread.exit_event);
test_c_thread.exit_event = NULL;
Py_RETURN_NONE;
}
/* marshal */
static PyObject*
pymarshal_write_long_to_file(PyObject* self, PyObject *args)
{
long value;
PyObject *filename;
int version;
FILE *fp;
if (!PyArg_ParseTuple(args, "lOi:pymarshal_write_long_to_file",
&value, &filename, &version))
return NULL;
fp = _Py_fopen_obj(filename, "wb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
PyMarshal_WriteLongToFile(value, fp, version);
assert(!PyErr_Occurred());
fclose(fp);
Py_RETURN_NONE;
}
static PyObject*
pymarshal_write_object_to_file(PyObject* self, PyObject *args)
{
PyObject *obj;
PyObject *filename;
int version;
FILE *fp;
if (!PyArg_ParseTuple(args, "OOi:pymarshal_write_object_to_file",
&obj, &filename, &version))
return NULL;
fp = _Py_fopen_obj(filename, "wb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
PyMarshal_WriteObjectToFile(obj, fp, version);
assert(!PyErr_Occurred());
fclose(fp);
Py_RETURN_NONE;
}
static PyObject*
pymarshal_read_short_from_file(PyObject* self, PyObject *args)
{
int value;
long pos;
PyObject *filename;
FILE *fp;
if (!PyArg_ParseTuple(args, "O:pymarshal_read_short_from_file", &filename))
return NULL;
fp = _Py_fopen_obj(filename, "rb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
value = PyMarshal_ReadShortFromFile(fp);
pos = ftell(fp);
fclose(fp);
if (PyErr_Occurred())
return NULL;
return Py_BuildValue("il", value, pos);
}
static PyObject*
pymarshal_read_long_from_file(PyObject* self, PyObject *args)
{
long value, pos;
PyObject *filename;
FILE *fp;
if (!PyArg_ParseTuple(args, "O:pymarshal_read_long_from_file", &filename))
return NULL;
fp = _Py_fopen_obj(filename, "rb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
value = PyMarshal_ReadLongFromFile(fp);
pos = ftell(fp);
fclose(fp);
if (PyErr_Occurred())
return NULL;
return Py_BuildValue("ll", value, pos);
}
static PyObject*
pymarshal_read_last_object_from_file(PyObject* self, PyObject *args)
{
PyObject *filename;
if (!PyArg_ParseTuple(args, "O:pymarshal_read_last_object_from_file", &filename))
return NULL;
FILE *fp = _Py_fopen_obj(filename, "rb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
PyObject *obj = PyMarshal_ReadLastObjectFromFile(fp);
long pos = ftell(fp);
fclose(fp);
if (obj == NULL) {
return NULL;
}
return Py_BuildValue("Nl", obj, pos);
}
static PyObject*
pymarshal_read_object_from_file(PyObject* self, PyObject *args)
{
PyObject *filename;
if (!PyArg_ParseTuple(args, "O:pymarshal_read_object_from_file", &filename))
return NULL;
FILE *fp = _Py_fopen_obj(filename, "rb");
if (fp == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
PyObject *obj = PyMarshal_ReadObjectFromFile(fp);
long pos = ftell(fp);
fclose(fp);
if (obj == NULL) {
return NULL;
}
return Py_BuildValue("Nl", obj, pos);
}
static PyObject*
return_null_without_error(PyObject *self, PyObject *args)
{
/* invalid call: return NULL without setting an error,
* _Py_CheckFunctionResult() must detect such bug at runtime. */
PyErr_Clear();
return NULL;
}
static PyObject*
return_result_with_error(PyObject *self, PyObject *args)
{
/* invalid call: return a result with an error set,
* _Py_CheckFunctionResult() must detect such bug at runtime. */
PyErr_SetNone(PyExc_ValueError);
Py_RETURN_NONE;
}
static PyObject *
getitem_with_error(PyObject *self, PyObject *args)
{
PyObject *map, *key;
if (!PyArg_ParseTuple(args, "OO", &map, &key)) {
return NULL;
}
PyErr_SetString(PyExc_ValueError, "bug");
return PyObject_GetItem(map, key);
}
static PyObject *
dict_get_version(PyObject *self, PyObject *args)
{
PyDictObject *dict;
uint64_t version;
if (!PyArg_ParseTuple(args, "O!", &PyDict_Type, &dict))
return NULL;
_Py_COMP_DIAG_PUSH
_Py_COMP_DIAG_IGNORE_DEPR_DECLS
version = dict->ma_version_tag;
_Py_COMP_DIAG_POP
static_assert(sizeof(unsigned long long) >= sizeof(version),
"version is larger than unsigned long long");
return PyLong_FromUnsignedLongLong((unsigned long long)version);
}
static PyObject *
raise_SIGINT_then_send_None(PyObject *self, PyObject *args)
{
PyGenObject *gen;
if (!PyArg_ParseTuple(args, "O!", &PyGen_Type, &gen))
return NULL;
/* This is used in a test to check what happens if a signal arrives just
as we're in the process of entering a yield from chain (see
bpo-30039).
Needs to be done in C, because:
- we don't have a Python wrapper for raise()
- we need to make sure that the Python-level signal handler doesn't run
*before* we enter the generator frame, which is impossible in Python
because we check for signals before every bytecode operation.
*/
raise(SIGINT);
return PyObject_CallMethod((PyObject *)gen, "send", "O", Py_None);
}
static PyObject*
stack_pointer(PyObject *self, PyObject *args)
{
int v = 5;
return PyLong_FromVoidPtr(&v);
}
#ifdef W_STOPCODE
static PyObject*
py_w_stopcode(PyObject *self, PyObject *args)
{
int sig, status;
if (!PyArg_ParseTuple(args, "i", &sig)) {
return NULL;
}
status = W_STOPCODE(sig);
return PyLong_FromLong(status);
}
#endif
static PyObject *
test_pythread_tss_key_state(PyObject *self, PyObject *args)
{
Py_tss_t tss_key = Py_tss_NEEDS_INIT;
if (PyThread_tss_is_created(&tss_key)) {
return raiseTestError("test_pythread_tss_key_state",
"TSS key not in an uninitialized state at "
"creation time");
}
if (PyThread_tss_create(&tss_key) != 0) {
PyErr_SetString(PyExc_RuntimeError, "PyThread_tss_create failed");
return NULL;
}
if (!PyThread_tss_is_created(&tss_key)) {
return raiseTestError("test_pythread_tss_key_state",
"PyThread_tss_create succeeded, "
"but with TSS key in an uninitialized state");
}
if (PyThread_tss_create(&tss_key) != 0) {
return raiseTestError("test_pythread_tss_key_state",
"PyThread_tss_create unsuccessful with "
"an already initialized key");
}
#define CHECK_TSS_API(expr) \
(void)(expr); \
if (!PyThread_tss_is_created(&tss_key)) { \
return raiseTestError("test_pythread_tss_key_state", \
"TSS key initialization state was not " \
"preserved after calling " #expr); }
CHECK_TSS_API(PyThread_tss_set(&tss_key, NULL));
CHECK_TSS_API(PyThread_tss_get(&tss_key));
#undef CHECK_TSS_API
PyThread_tss_delete(&tss_key);
if (PyThread_tss_is_created(&tss_key)) {
return raiseTestError("test_pythread_tss_key_state",
"PyThread_tss_delete called, but did not "
"set the key state to uninitialized");
}
Py_tss_t *ptr_key = PyThread_tss_alloc();
if (ptr_key == NULL) {
PyErr_SetString(PyExc_RuntimeError, "PyThread_tss_alloc failed");
return NULL;
}
if (PyThread_tss_is_created(ptr_key)) {
return raiseTestError("test_pythread_tss_key_state",
"TSS key not in an uninitialized state at "
"allocation time");
}
PyThread_tss_free(ptr_key);
ptr_key = NULL;
Py_RETURN_NONE;
}
/* def bad_get(self, obj, cls):
cls()
return repr(self)
*/
static PyObject*
bad_get(PyObject *module, PyObject *args)
{
PyObject *self, *obj, *cls;
if (!PyArg_ParseTuple(args, "OOO", &self, &obj, &cls)) {
return NULL;
}
PyObject *res = PyObject_CallNoArgs(cls);
if (res == NULL) {
return NULL;
}
Py_DECREF(res);
return PyObject_Repr(self);
}
#ifdef Py_REF_DEBUG
static PyObject *
negative_refcount(PyObject *self, PyObject *Py_UNUSED(args))
{
PyObject *obj = PyUnicode_FromString("negative_refcount");
if (obj == NULL) {
return NULL;
}
assert(Py_REFCNT(obj) == 1);
Py_SET_REFCNT(obj, 0);
/* Py_DECREF() must call _Py_NegativeRefcount() and abort Python */
Py_DECREF(obj);
Py_RETURN_NONE;
}
static PyObject *
decref_freed_object(PyObject *self, PyObject *Py_UNUSED(args))
{
PyObject *obj = PyUnicode_FromString("decref_freed_object");
if (obj == NULL) {
return NULL;
}
assert(Py_REFCNT(obj) == 1);
// Deallocate the memory
Py_DECREF(obj);
// obj is a now a dangling pointer
// gh-109496: If Python is built in debug mode, Py_DECREF() must call
// _Py_NegativeRefcount() and abort Python.
Py_DECREF(obj);
Py_RETURN_NONE;
}
#endif
/* Functions for testing C calling conventions (METH_*) are named meth_*,
* e.g. "meth_varargs" for METH_VARARGS.
*
* They all return a tuple of their C-level arguments, with None instead
* of NULL and Python tuples instead of C arrays.
*/
static PyObject*
_null_to_none(PyObject* obj)
{
if (obj == NULL) {
Py_RETURN_NONE;
}
return Py_NewRef(obj);
}
static PyObject*
meth_varargs(PyObject* self, PyObject* args)
{
return Py_BuildValue("NO", _null_to_none(self), args);
}
static PyObject*
meth_varargs_keywords(PyObject* self, PyObject* args, PyObject* kwargs)
{
return Py_BuildValue("NON", _null_to_none(self), args, _null_to_none(kwargs));
}
static PyObject*
meth_o(PyObject* self, PyObject* obj)
{
return Py_BuildValue("NO", _null_to_none(self), obj);
}
static PyObject*
meth_noargs(PyObject* self, PyObject* ignored)
{
return _null_to_none(self);
}
static PyObject*
_fastcall_to_tuple(PyObject* const* args, Py_ssize_t nargs)
{
PyObject *tuple = PyTuple_New(nargs);
if (tuple == NULL) {
return NULL;
}
for (Py_ssize_t i=0; i < nargs; i++) {
Py_INCREF(args[i]);
PyTuple_SET_ITEM(tuple, i, args[i]);
}
return tuple;
}
static PyObject*
meth_fastcall(PyObject* self, PyObject* const* args, Py_ssize_t nargs)
{
return Py_BuildValue(
"NN", _null_to_none(self), _fastcall_to_tuple(args, nargs)
);
}
static PyObject*
meth_fastcall_keywords(PyObject* self, PyObject* const* args,
Py_ssize_t nargs, PyObject* kwargs)
{
PyObject *pyargs = _fastcall_to_tuple(args, nargs);
if (pyargs == NULL) {
return NULL;
}
assert(args != NULL || nargs == 0);
PyObject* const* args_offset = args == NULL ? NULL : args + nargs;
PyObject *pykwargs = PyObject_Vectorcall((PyObject*)&PyDict_Type,
args_offset, 0, kwargs);
return Py_BuildValue("NNN", _null_to_none(self), pyargs, pykwargs);
}
static PyObject*
test_pycfunction_call(PyObject *module, PyObject *args)
{
// Function removed in the Python 3.13 API but was kept in the stable ABI.
extern PyObject* PyCFunction_Call(PyObject *callable, PyObject *args, PyObject *kwargs);
PyObject *func, *pos_args, *kwargs = NULL;
if (!PyArg_ParseTuple(args, "OO!|O!", &func, &PyTuple_Type, &pos_args, &PyDict_Type, &kwargs)) {
return NULL;
}
return PyCFunction_Call(func, pos_args, kwargs);
}
static PyObject*
pynumber_tobase(PyObject *module, PyObject *args)
{
PyObject *obj;
int base;
if (!PyArg_ParseTuple(args, "Oi:pynumber_tobase",
&obj, &base)) {
return NULL;
}
return PyNumber_ToBase(obj, base);
}
static PyObject*
test_set_type_size(PyObject *self, PyObject *Py_UNUSED(ignored))
{
PyObject *obj = PyList_New(0);
if (obj == NULL) {
return NULL;
}
// Ensure that following tests don't modify the object,
// to ensure that Py_DECREF() will not crash.
assert(Py_TYPE(obj) == &PyList_Type);
assert(Py_SIZE(obj) == 0);
// bpo-39573: Test Py_SET_TYPE() and Py_SET_SIZE() functions.
Py_SET_TYPE(obj, &PyList_Type);
Py_SET_SIZE(obj, 0);
Py_DECREF(obj);
Py_RETURN_NONE;
}
// Test Py_CLEAR() macro
static PyObject*
test_py_clear(PyObject *self, PyObject *Py_UNUSED(ignored))
{
// simple case with a variable
PyObject *obj = PyList_New(0);
if (obj == NULL) {
return NULL;
}
Py_CLEAR(obj);
assert(obj == NULL);
// gh-98724: complex case, Py_CLEAR() argument has a side effect
PyObject* array[1];
array[0] = PyList_New(0);
if (array[0] == NULL) {
return NULL;
}
PyObject **p = array;
Py_CLEAR(*p++);
assert(array[0] == NULL);
assert(p == array + 1);
Py_RETURN_NONE;
}
// Test Py_SETREF() and Py_XSETREF() macros, similar to test_py_clear()
static PyObject*
test_py_setref(PyObject *self, PyObject *Py_UNUSED(ignored))
{
// Py_SETREF() simple case with a variable
PyObject *obj = PyList_New(0);
if (obj == NULL) {
return NULL;
}
Py_SETREF(obj, NULL);
assert(obj == NULL);
// Py_XSETREF() simple case with a variable
PyObject *obj2 = PyList_New(0);
if (obj2 == NULL) {
return NULL;
}
Py_XSETREF(obj2, NULL);
assert(obj2 == NULL);
// test Py_XSETREF() when the argument is NULL
Py_XSETREF(obj2, NULL);
assert(obj2 == NULL);
// gh-98724: complex case, Py_SETREF() argument has a side effect
PyObject* array[1];
array[0] = PyList_New(0);
if (array[0] == NULL) {
return NULL;
}
PyObject **p = array;
Py_SETREF(*p++, NULL);
assert(array[0] == NULL);
assert(p == array + 1);
// gh-98724: complex case, Py_XSETREF() argument has a side effect
PyObject* array2[1];
array2[0] = PyList_New(0);
if (array2[0] == NULL) {
return NULL;
}
PyObject **p2 = array2;
Py_XSETREF(*p2++, NULL);
assert(array2[0] == NULL);
assert(p2 == array2 + 1);
// test Py_XSETREF() when the argument is NULL
p2 = array2;
Py_XSETREF(*p2++, NULL);
assert(array2[0] == NULL);
assert(p2 == array2 + 1);
Py_RETURN_NONE;
}
#define TEST_REFCOUNT() \
do { \
PyObject *obj = PyList_New(0); \
if (obj == NULL) { \
return NULL; \
} \
assert(Py_REFCNT(obj) == 1); \
\
/* test Py_NewRef() */ \
PyObject *ref = Py_NewRef(obj); \
assert(ref == obj); \
assert(Py_REFCNT(obj) == 2); \
Py_DECREF(ref); \
\
/* test Py_XNewRef() */ \
PyObject *xref = Py_XNewRef(obj); \
assert(xref == obj); \
assert(Py_REFCNT(obj) == 2); \
Py_DECREF(xref); \
\
assert(Py_XNewRef(NULL) == NULL); \
\
Py_DECREF(obj); \
Py_RETURN_NONE; \
} while (0) \
// Test Py_NewRef() and Py_XNewRef() macros
static PyObject*
test_refcount_macros(PyObject *self, PyObject *Py_UNUSED(ignored))
{
TEST_REFCOUNT();
}
#undef Py_NewRef
#undef Py_XNewRef
// Test Py_NewRef() and Py_XNewRef() functions, after undefining macros.
static PyObject*
test_refcount_funcs(PyObject *self, PyObject *Py_UNUSED(ignored))
{
TEST_REFCOUNT();
}
// Test Py_Is() function
#define TEST_PY_IS() \
do { \
PyObject *o_none = Py_None; \
PyObject *o_true = Py_True; \
PyObject *o_false = Py_False; \
PyObject *obj = PyList_New(0); \
if (obj == NULL) { \
return NULL; \
} \
\
/* test Py_Is() */ \
assert(Py_Is(obj, obj)); \
assert(!Py_Is(obj, o_none)); \
\
/* test Py_None */ \
assert(Py_Is(o_none, o_none)); \
assert(!Py_Is(obj, o_none)); \
\
/* test Py_True */ \
assert(Py_Is(o_true, o_true)); \
assert(!Py_Is(o_false, o_true)); \
assert(!Py_Is(obj, o_true)); \
\
/* test Py_False */ \
assert(Py_Is(o_false, o_false)); \
assert(!Py_Is(o_true, o_false)); \
assert(!Py_Is(obj, o_false)); \
\
Py_DECREF(obj); \
Py_RETURN_NONE; \
} while (0)
// Test Py_Is() macro
static PyObject*
test_py_is_macros(PyObject *self, PyObject *Py_UNUSED(ignored))
{
TEST_PY_IS();
}
#undef Py_Is
// Test Py_Is() function, after undefining its macro.
static PyObject*
test_py_is_funcs(PyObject *self, PyObject *Py_UNUSED(ignored))
{
TEST_PY_IS();
}
// type->tp_version_tag
static PyObject *
type_get_version(PyObject *self, PyObject *type)
{
if (!PyType_Check(type)) {
PyErr_SetString(PyExc_TypeError, "argument must be a type");
return NULL;
}
PyObject *res = PyLong_FromUnsignedLong(
((PyTypeObject *)type)->tp_version_tag);
if (res == NULL) {
assert(PyErr_Occurred());
return NULL;
}
return res;
}
static PyObject *
type_assign_version(PyObject *self, PyObject *type)
{
if (!PyType_Check(type)) {
PyErr_SetString(PyExc_TypeError, "argument must be a type");
return NULL;
}
int res = PyUnstable_Type_AssignVersionTag((PyTypeObject *)type);
return PyLong_FromLong(res);
}
static PyObject *
type_get_tp_bases(PyObject *self, PyObject *type)
{
PyObject *bases = ((PyTypeObject *)type)->tp_bases;
if (bases == NULL) {
Py_RETURN_NONE;
}
return Py_NewRef(bases);
}
static PyObject *
type_get_tp_mro(PyObject *self, PyObject *type)
{
PyObject *mro = ((PyTypeObject *)type)->tp_mro;
if (mro == NULL) {
Py_RETURN_NONE;
}
return Py_NewRef(mro);
}
/* We only use 2 in test_capi/test_misc.py. */
#define NUM_BASIC_STATIC_TYPES 2
static PyTypeObject BasicStaticTypes[NUM_BASIC_STATIC_TYPES] = {
#define INIT_BASIC_STATIC_TYPE \
{ \
PyVarObject_HEAD_INIT(NULL, 0) \
.tp_name = "BasicStaticType", \
.tp_basicsize = sizeof(PyObject), \
}
INIT_BASIC_STATIC_TYPE,
INIT_BASIC_STATIC_TYPE,
#undef INIT_BASIC_STATIC_TYPE
};
static int num_basic_static_types_used = 0;
static PyObject *
get_basic_static_type(PyObject *self, PyObject *args)
{
PyObject *base = NULL;
if (!PyArg_ParseTuple(args, "|O", &base)) {
return NULL;
}
assert(base == NULL || PyType_Check(base));
if(num_basic_static_types_used >= NUM_BASIC_STATIC_TYPES) {
PyErr_SetString(PyExc_RuntimeError, "no more available basic static types");
return NULL;
}
PyTypeObject *cls = &BasicStaticTypes[num_basic_static_types_used++];
if (base != NULL) {
cls->tp_bases = Py_BuildValue("(O)", base);
if (cls->tp_bases == NULL) {
return NULL;
}
cls->tp_base = (PyTypeObject *)Py_NewRef(base);
}
if (PyType_Ready(cls) < 0) {
Py_DECREF(cls->tp_bases);
Py_DECREF(cls->tp_base);
return NULL;
}
return (PyObject *)cls;
}
// Test PyThreadState C API
static PyObject *
test_tstate_capi(PyObject *self, PyObject *Py_UNUSED(args))
{
// PyThreadState_Get()
PyThreadState *tstate = PyThreadState_Get();
assert(tstate != NULL);
// PyThreadState_GET()
PyThreadState *tstate2 = PyThreadState_Get();
assert(tstate2 == tstate);
// PyThreadState_GetUnchecked()
PyThreadState *tstate3 = PyThreadState_GetUnchecked();
assert(tstate3 == tstate);
// PyThreadState_EnterTracing(), PyThreadState_LeaveTracing()
PyThreadState_EnterTracing(tstate);
PyThreadState_LeaveTracing(tstate);
// PyThreadState_GetDict(): no tstate argument
PyObject *dict = PyThreadState_GetDict();
// PyThreadState_GetDict() API can return NULL if PyDict_New() fails,
// but it should not occur in practice.
assert(dict != NULL);
assert(PyDict_Check(dict));
// dict is a borrowed reference
// PyThreadState_GetInterpreter()
PyInterpreterState *interp = PyThreadState_GetInterpreter(tstate);
assert(interp != NULL);
// PyThreadState_GetFrame()
PyFrameObject*frame = PyThreadState_GetFrame(tstate);
assert(frame != NULL);
assert(PyFrame_Check(frame));
Py_DECREF(frame);
// PyThreadState_GetID()
uint64_t id = PyThreadState_GetID(tstate);
assert(id >= 1);
Py_RETURN_NONE;
}
static PyObject *
frame_getlocals(PyObject *self, PyObject *frame)
{
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetLocals((PyFrameObject *)frame);
}
static PyObject *
frame_getglobals(PyObject *self, PyObject *frame)
{
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetGlobals((PyFrameObject *)frame);
}
static PyObject *
frame_getgenerator(PyObject *self, PyObject *frame)
{
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetGenerator((PyFrameObject *)frame);
}
static PyObject *
frame_getbuiltins(PyObject *self, PyObject *frame)
{
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetBuiltins((PyFrameObject *)frame);
}
static PyObject *
frame_getlasti(PyObject *self, PyObject *frame)
{
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
int lasti = PyFrame_GetLasti((PyFrameObject *)frame);
if (lasti < 0) {
assert(lasti == -1);
Py_RETURN_NONE;
}
return PyLong_FromLong(lasti);
}
static PyObject *
frame_new(PyObject *self, PyObject *args)
{
PyObject *code, *globals, *locals;
if (!PyArg_ParseTuple(args, "OOO", &code, &globals, &locals)) {
return NULL;
}
if (!PyCode_Check(code)) {
PyErr_SetString(PyExc_TypeError, "argument must be a code object");
return NULL;
}
PyThreadState *tstate = PyThreadState_Get();
return (PyObject *)PyFrame_New(tstate, (PyCodeObject *)code, globals, locals);
}
static PyObject *
test_frame_getvar(PyObject *self, PyObject *args)
{
PyObject *frame, *name;
if (!PyArg_ParseTuple(args, "OO", &frame, &name)) {
return NULL;
}
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetVar((PyFrameObject *)frame, name);
}
static PyObject *
test_frame_getvarstring(PyObject *self, PyObject *args)
{
PyObject *frame;
const char *name;
if (!PyArg_ParseTuple(args, "Oy", &frame, &name)) {
return NULL;
}
if (!PyFrame_Check(frame)) {
PyErr_SetString(PyExc_TypeError, "argument must be a frame");
return NULL;
}
return PyFrame_GetVarString((PyFrameObject *)frame, name);
}
static PyObject *
eval_get_func_name(PyObject *self, PyObject *func)
{
return PyUnicode_FromString(PyEval_GetFuncName(func));
}
static PyObject *
eval_get_func_desc(PyObject *self, PyObject *func)
{
return PyUnicode_FromString(PyEval_GetFuncDesc(func));
}
static PyObject *
gen_get_code(PyObject *self, PyObject *gen)
{
if (!PyGen_Check(gen)) {
PyErr_SetString(PyExc_TypeError, "argument must be a generator object");
return NULL;
}
return (PyObject *)PyGen_GetCode((PyGenObject *)gen);
}
static PyObject *
eval_eval_code_ex(PyObject *mod, PyObject *pos_args)
{
PyObject *result = NULL;
PyObject *code;
PyObject *globals;
PyObject *locals = NULL;
PyObject *args = NULL;
PyObject *kwargs = NULL;
PyObject *defaults = NULL;
PyObject *kw_defaults = NULL;
PyObject *closure = NULL;
PyObject **c_kwargs = NULL;
if (!PyArg_UnpackTuple(pos_args,
"eval_code_ex",
2,
8,
&code,
&globals,
&locals,
&args,
&kwargs,
&defaults,
&kw_defaults,
&closure))
{
goto exit;
}
if (!PyCode_Check(code)) {
PyErr_SetString(PyExc_TypeError,
"code must be a Python code object");
goto exit;
}
if (!PyDict_Check(globals)) {
PyErr_SetString(PyExc_TypeError, "globals must be a dict");
goto exit;
}
if (locals && !PyMapping_Check(locals)) {
PyErr_SetString(PyExc_TypeError, "locals must be a mapping");
goto exit;
}
if (locals == Py_None) {
locals = NULL;
}
PyObject **c_args = NULL;
Py_ssize_t c_args_len = 0;
if (args)
{
if (!PyTuple_Check(args)) {
PyErr_SetString(PyExc_TypeError, "args must be a tuple");
goto exit;
} else {
c_args = &PyTuple_GET_ITEM(args, 0);
c_args_len = PyTuple_Size(args);
}
}
Py_ssize_t c_kwargs_len = 0;
if (kwargs)
{
if (!PyDict_Check(kwargs)) {
PyErr_SetString(PyExc_TypeError, "keywords must be a dict");
goto exit;
} else {
c_kwargs_len = PyDict_Size(kwargs);
if (c_kwargs_len > 0) {
c_kwargs = PyMem_NEW(PyObject*, 2 * c_kwargs_len);
if (!c_kwargs) {
PyErr_NoMemory();
goto exit;
}
Py_ssize_t i = 0;
Py_ssize_t pos = 0;
while (PyDict_Next(kwargs,
&pos,
&c_kwargs[i],
&c_kwargs[i + 1]))
{
i += 2;
}
c_kwargs_len = i / 2;
/* XXX This is broken if the caller deletes dict items! */
}
}
}
PyObject **c_defaults = NULL;
Py_ssize_t c_defaults_len = 0;
if (defaults && PyTuple_Check(defaults)) {
c_defaults = &PyTuple_GET_ITEM(defaults, 0);
c_defaults_len = PyTuple_Size(defaults);
}
if (kw_defaults && !PyDict_Check(kw_defaults)) {
PyErr_SetString(PyExc_TypeError, "kw_defaults must be a dict");
goto exit;
}
if (closure && !PyTuple_Check(closure)) {
PyErr_SetString(PyExc_TypeError, "closure must be a tuple of cells");
goto exit;
}
result = PyEval_EvalCodeEx(
code,
globals,
locals,
c_args,
(int)c_args_len,
c_kwargs,
(int)c_kwargs_len,
c_defaults,
(int)c_defaults_len,
kw_defaults,
closure
);
exit:
if (c_kwargs) {
PyMem_DEL(c_kwargs);
}
return result;
}
static PyObject *
get_feature_macros(PyObject *self, PyObject *Py_UNUSED(args))
{
PyObject *result = PyDict_New();
if (!result) {
return NULL;
}
int res;
#include "_testcapi_feature_macros.inc"
return result;
}
static PyObject *
test_code_api(PyObject *self, PyObject *Py_UNUSED(args))
{
PyCodeObject *co = PyCode_NewEmpty("_testcapi", "dummy", 1);
if (co == NULL) {
return NULL;
}
/* co_code */
{
PyObject *co_code = PyCode_GetCode(co);
if (co_code == NULL) {
goto fail;
}
assert(PyBytes_CheckExact(co_code));
if (PyObject_Length(co_code) == 0) {
PyErr_SetString(PyExc_ValueError, "empty co_code");
Py_DECREF(co_code);
goto fail;
}
Py_DECREF(co_code);
}
/* co_varnames */
{
PyObject *co_varnames = PyCode_GetVarnames(co);
if (co_varnames == NULL) {
goto fail;
}
if (!PyTuple_CheckExact(co_varnames)) {
PyErr_SetString(PyExc_TypeError, "co_varnames not tuple");
Py_DECREF(co_varnames);
goto fail;
}
if (PyTuple_GET_SIZE(co_varnames) != 0) {
PyErr_SetString(PyExc_ValueError, "non-empty co_varnames");
Py_DECREF(co_varnames);
goto fail;
}
Py_DECREF(co_varnames);
}
/* co_cellvars */
{
PyObject *co_cellvars = PyCode_GetCellvars(co);
if (co_cellvars == NULL) {
goto fail;
}
if (!PyTuple_CheckExact(co_cellvars)) {
PyErr_SetString(PyExc_TypeError, "co_cellvars not tuple");
Py_DECREF(co_cellvars);
goto fail;
}
if (PyTuple_GET_SIZE(co_cellvars) != 0) {
PyErr_SetString(PyExc_ValueError, "non-empty co_cellvars");
Py_DECREF(co_cellvars);
goto fail;
}
Py_DECREF(co_cellvars);
}
/* co_freevars */
{
PyObject *co_freevars = PyCode_GetFreevars(co);
if (co_freevars == NULL) {
goto fail;
}
if (!PyTuple_CheckExact(co_freevars)) {
PyErr_SetString(PyExc_TypeError, "co_freevars not tuple");
Py_DECREF(co_freevars);
goto fail;
}
if (PyTuple_GET_SIZE(co_freevars) != 0) {
PyErr_SetString(PyExc_ValueError, "non-empty co_freevars");
Py_DECREF(co_freevars);
goto fail;
}
Py_DECREF(co_freevars);
}
Py_DECREF(co);
Py_RETURN_NONE;
fail:
Py_DECREF(co);
return NULL;
}
static int
record_func(PyObject *obj, PyFrameObject *f, int what, PyObject *arg)
{
assert(PyList_Check(obj));
PyObject *what_obj = NULL;
PyObject *line_obj = NULL;
PyObject *tuple = NULL;
int res = -1;
what_obj = PyLong_FromLong(what);
if (what_obj == NULL) {
goto error;
}
int line = PyFrame_GetLineNumber(f);
line_obj = PyLong_FromLong(line);
if (line_obj == NULL) {
goto error;
}
tuple = PyTuple_Pack(3, what_obj, line_obj, arg);
if (tuple == NULL) {
goto error;
}
PyTuple_SET_ITEM(tuple, 0, what_obj);
if (PyList_Append(obj, tuple)) {
goto error;
}
res = 0;
error:
Py_XDECREF(what_obj);
Py_XDECREF(line_obj);
Py_XDECREF(tuple);
return res;
}
static PyObject *
settrace_to_record(PyObject *self, PyObject *list)
{
if (!PyList_Check(list)) {
PyErr_SetString(PyExc_TypeError, "argument must be a list");
return NULL;
}
PyEval_SetTrace(record_func, list);
Py_RETURN_NONE;
}
static int
error_func(PyObject *obj, PyFrameObject *f, int what, PyObject *arg)
{
assert(PyList_Check(obj));
/* Only raise if list is empty, otherwise append None
* This ensures that we only raise once */
if (PyList_GET_SIZE(obj)) {
return 0;
}
if (PyList_Append(obj, Py_None)) {
return -1;
}
PyErr_SetString(PyExc_Exception, "an exception");
return -1;
}
static PyObject *
settrace_to_error(PyObject *self, PyObject *list)
{
if (!PyList_Check(list)) {
PyErr_SetString(PyExc_TypeError, "argument must be a list");
return NULL;
}
PyEval_SetTrace(error_func, list);
Py_RETURN_NONE;
}
static PyObject *
clear_managed_dict(PyObject *self, PyObject *obj)
{
PyObject_ClearManagedDict(obj);
Py_RETURN_NONE;
}
static PyObject *
test_macros(PyObject *self, PyObject *Py_UNUSED(args))
{
struct MyStruct {
int x;
};
wchar_t array[3];
// static_assert(), Py_BUILD_ASSERT()
static_assert(1 == 1, "bug");
Py_BUILD_ASSERT(1 == 1);
// Py_MIN(), Py_MAX(), Py_ABS()
assert(Py_MIN(5, 11) == 5);
assert(Py_MAX(5, 11) == 11);
assert(Py_ABS(-5) == 5);
// Py_STRINGIFY()
assert(strcmp(Py_STRINGIFY(123), "123") == 0);
// Py_MEMBER_SIZE(), Py_ARRAY_LENGTH()
assert(Py_MEMBER_SIZE(struct MyStruct, x) == sizeof(int));
assert(Py_ARRAY_LENGTH(array) == 3);
// Py_CHARMASK()
int c = 0xab00 | 7;
assert(Py_CHARMASK(c) == 7);
// _Py_IS_TYPE_SIGNED()
assert(_Py_IS_TYPE_SIGNED(int));
assert(!_Py_IS_TYPE_SIGNED(unsigned int));
Py_RETURN_NONE;
}
static PyObject *
function_get_code(PyObject *self, PyObject *func)
{
PyObject *code = PyFunction_GetCode(func);
if (code != NULL) {
return Py_NewRef(code);
} else {
return NULL;
}
}
static PyObject *
function_get_globals(PyObject *self, PyObject *func)
{
PyObject *globals = PyFunction_GetGlobals(func);
if (globals != NULL) {
return Py_NewRef(globals);
} else {
return NULL;
}
}
static PyObject *
function_get_module(PyObject *self, PyObject *func)
{
PyObject *module = PyFunction_GetModule(func);
if (module != NULL) {
return Py_NewRef(module);
} else {
return NULL;
}
}
static PyObject *
function_get_defaults(PyObject *self, PyObject *func)
{
PyObject *defaults = PyFunction_GetDefaults(func);
if (defaults != NULL) {
return Py_NewRef(defaults);
} else if (PyErr_Occurred()) {
return NULL;
} else {
Py_RETURN_NONE; // This can happen when `defaults` are set to `None`
}
}
static PyObject *
function_set_defaults(PyObject *self, PyObject *args)
{
PyObject *func = NULL, *defaults = NULL;
if (!PyArg_ParseTuple(args, "OO", &func, &defaults)) {
return NULL;
}
int result = PyFunction_SetDefaults(func, defaults);
if (result == -1)
return NULL;
Py_RETURN_NONE;
}
static PyObject *
function_get_kw_defaults(PyObject *self, PyObject *func)
{
PyObject *defaults = PyFunction_GetKwDefaults(func);
if (defaults != NULL) {
return Py_NewRef(defaults);
} else if (PyErr_Occurred()) {
return NULL;
} else {
Py_RETURN_NONE; // This can happen when `kwdefaults` are set to `None`
}
}
static PyObject *
function_set_kw_defaults(PyObject *self, PyObject *args)
{
PyObject *func = NULL, *defaults = NULL;
if (!PyArg_ParseTuple(args, "OO", &func, &defaults)) {
return NULL;
}
int result = PyFunction_SetKwDefaults(func, defaults);
if (result == -1)
return NULL;
Py_RETURN_NONE;
}
static PyObject *
check_pyimport_addmodule(PyObject *self, PyObject *args)
{
const char *name;
if (!PyArg_ParseTuple(args, "s", &name)) {
return NULL;
}
// test PyImport_AddModuleRef()
PyObject *module = PyImport_AddModuleRef(name);
if (module == NULL) {
return NULL;
}
assert(PyModule_Check(module));
// module is a strong reference
// test PyImport_AddModule()
PyObject *module2 = PyImport_AddModule(name);
if (module2 == NULL) {
goto error;
}
assert(PyModule_Check(module2));
assert(module2 == module);
// module2 is a borrowed ref
// test PyImport_AddModuleObject()
PyObject *name_obj = PyUnicode_FromString(name);
if (name_obj == NULL) {
goto error;
}
PyObject *module3 = PyImport_AddModuleObject(name_obj);
Py_DECREF(name_obj);
if (module3 == NULL) {
goto error;
}
assert(PyModule_Check(module3));
assert(module3 == module);
// module3 is a borrowed ref
return module;
error:
Py_DECREF(module);
return NULL;
}
static PyObject *
test_weakref_capi(PyObject *Py_UNUSED(module), PyObject *Py_UNUSED(args))
{
// Ignore PyWeakref_GetObject() deprecation, we test it on purpose
_Py_COMP_DIAG_PUSH
_Py_COMP_DIAG_IGNORE_DEPR_DECLS
// Create a new heap type, create an instance of this type, and delete the
// type. This object supports weak references.
PyObject *new_type = PyObject_CallFunction((PyObject*)&PyType_Type,
"s(){}", "TypeName");
if (new_type == NULL) {
return NULL;
}
PyObject *obj = PyObject_CallNoArgs(new_type);
Py_DECREF(new_type);
if (obj == NULL) {
return NULL;
}
Py_ssize_t refcnt = Py_REFCNT(obj);
// test PyWeakref_NewRef(), reference is alive
PyObject *weakref = PyWeakref_NewRef(obj, NULL);
if (weakref == NULL) {
Py_DECREF(obj);
return NULL;
}
// test PyWeakref_Check(), valid weakref object
assert(PyWeakref_Check(weakref));
assert(PyWeakref_CheckRefExact(weakref));
assert(PyWeakref_CheckRefExact(weakref));
assert(Py_REFCNT(obj) == refcnt);
// test PyWeakref_GetRef(), reference is alive
PyObject *ref = UNINITIALIZED_PTR;
assert(PyWeakref_GetRef(weakref, &ref) == 1);
assert(ref == obj);
assert(Py_REFCNT(obj) == (refcnt + 1));
Py_DECREF(ref);
// test PyWeakref_GetObject(), reference is alive
ref = PyWeakref_GetObject(weakref); // borrowed ref
assert(ref == obj);
// test PyWeakref_GET_OBJECT(), reference is alive
ref = PyWeakref_GET_OBJECT(weakref); // borrowed ref
assert(ref == obj);
// delete the referenced object: clear the weakref
assert(Py_REFCNT(obj) == 1);
Py_DECREF(obj);
// test PyWeakref_GET_OBJECT(), reference is dead
assert(PyWeakref_GET_OBJECT(weakref) == Py_None);
// test PyWeakref_GetRef(), reference is dead
ref = UNINITIALIZED_PTR;
assert(PyWeakref_GetRef(weakref, &ref) == 0);
assert(ref == NULL);
// test PyWeakref_Check(), not a weakref object
PyObject *invalid_weakref = Py_None;
assert(!PyWeakref_Check(invalid_weakref));
assert(!PyWeakref_CheckRefExact(invalid_weakref));
assert(!PyWeakref_CheckRefExact(invalid_weakref));
// test PyWeakref_GetRef(), invalid type
assert(!PyErr_Occurred());
ref = UNINITIALIZED_PTR;
assert(PyWeakref_GetRef(invalid_weakref, &ref) == -1);
assert(PyErr_ExceptionMatches(PyExc_TypeError));
PyErr_Clear();
assert(ref == NULL);
// test PyWeakref_GetObject(), invalid type
assert(PyWeakref_GetObject(invalid_weakref) == NULL);
assert(PyErr_ExceptionMatches(PyExc_SystemError));
PyErr_Clear();
// test PyWeakref_GetRef(NULL)
ref = UNINITIALIZED_PTR;
assert(PyWeakref_GetRef(NULL, &ref) == -1);
assert(PyErr_ExceptionMatches(PyExc_SystemError));
assert(ref == NULL);
PyErr_Clear();
// test PyWeakref_GetObject(NULL)
assert(PyWeakref_GetObject(NULL) == NULL);
assert(PyErr_ExceptionMatches(PyExc_SystemError));
PyErr_Clear();
Py_DECREF(weakref);
Py_RETURN_NONE;
_Py_COMP_DIAG_POP
}
static PyMethodDef TestMethods[] = {
{"set_errno", set_errno, METH_VARARGS},
{"test_config", test_config, METH_NOARGS},
{"test_sizeof_c_types", test_sizeof_c_types, METH_NOARGS},
{"test_list_api", test_list_api, METH_NOARGS},
{"test_dict_iteration", test_dict_iteration, METH_NOARGS},
{"test_lazy_hash_inheritance", test_lazy_hash_inheritance,METH_NOARGS},
{"test_xincref_doesnt_leak",test_xincref_doesnt_leak, METH_NOARGS},
{"test_incref_doesnt_leak", test_incref_doesnt_leak, METH_NOARGS},
{"test_xdecref_doesnt_leak",test_xdecref_doesnt_leak, METH_NOARGS},
{"test_decref_doesnt_leak", test_decref_doesnt_leak, METH_NOARGS},
{"test_structseq_newtype_doesnt_leak",
test_structseq_newtype_doesnt_leak, METH_NOARGS},
{"test_structseq_newtype_null_descr_doc",
test_structseq_newtype_null_descr_doc, METH_NOARGS},
{"test_incref_decref_API", test_incref_decref_API, METH_NOARGS},
{"pyobject_repr_from_null", pyobject_repr_from_null, METH_NOARGS},
{"pyobject_str_from_null", pyobject_str_from_null, METH_NOARGS},
{"pyobject_bytes_from_null", pyobject_bytes_from_null, METH_NOARGS},
{"test_string_to_double", test_string_to_double, METH_NOARGS},
{"test_capsule", (PyCFunction)test_capsule, METH_NOARGS},
{"test_from_contiguous", (PyCFunction)test_from_contiguous, METH_NOARGS},
#if (defined(__linux__) || defined(__FreeBSD__)) && defined(__GNUC__)
{"test_pep3118_obsolete_write_locks", (PyCFunction)test_pep3118_obsolete_write_locks, METH_NOARGS},
#endif
{"getbuffer_with_null_view", getbuffer_with_null_view, METH_O},
{"PyBuffer_SizeFromFormat", test_PyBuffer_SizeFromFormat, METH_VARARGS},
{"py_buildvalue", py_buildvalue, METH_VARARGS},
{"py_buildvalue_ints", py_buildvalue_ints, METH_VARARGS},
{"test_buildvalue_N", test_buildvalue_N, METH_NOARGS},
{"test_get_statictype_slots", test_get_statictype_slots, METH_NOARGS},
{"get_heaptype_for_name", get_heaptype_for_name, METH_NOARGS},
{"test_get_type_name", test_get_type_name, METH_NOARGS},
{"test_get_type_qualname", test_get_type_qualname, METH_NOARGS},
{"test_get_type_dict", test_get_type_dict, METH_NOARGS},
{"_test_thread_state", test_thread_state, METH_VARARGS},
#ifndef MS_WINDOWS
{"_spawn_pthread_waiter", spawn_pthread_waiter, METH_NOARGS},
{"_end_spawned_pthread", end_spawned_pthread, METH_NOARGS},
#endif
{"_pending_threadfunc", pending_threadfunc, METH_VARARGS},
#ifdef HAVE_GETTIMEOFDAY
{"profile_int", profile_int, METH_NOARGS},
#endif
{"argparsing", argparsing, METH_VARARGS},
{"code_newempty", code_newempty, METH_VARARGS},
{"eval_code_ex", eval_eval_code_ex, METH_VARARGS},
{"make_memoryview_from_NULL_pointer", make_memoryview_from_NULL_pointer,
METH_NOARGS},
{"crash_no_current_thread", crash_no_current_thread, METH_NOARGS},
{"test_current_tstate_matches", test_current_tstate_matches, METH_NOARGS},
{"run_in_subinterp", run_in_subinterp, METH_VARARGS},
{"get_interpreterid_type", get_interpreterid_type, METH_NOARGS},
{"link_interpreter_refcount", link_interpreter_refcount, METH_O},
{"unlink_interpreter_refcount", unlink_interpreter_refcount, METH_O},
{"create_cfunction", create_cfunction, METH_NOARGS},
{"call_in_temporary_c_thread", call_in_temporary_c_thread, METH_VARARGS,
PyDoc_STR("set_error_class(error_class) -> None")},
{"join_temporary_c_thread", join_temporary_c_thread, METH_NOARGS},
{"pymarshal_write_long_to_file",
pymarshal_write_long_to_file, METH_VARARGS},
{"pymarshal_write_object_to_file",
pymarshal_write_object_to_file, METH_VARARGS},
{"pymarshal_read_short_from_file",
pymarshal_read_short_from_file, METH_VARARGS},
{"pymarshal_read_long_from_file",
pymarshal_read_long_from_file, METH_VARARGS},
{"pymarshal_read_last_object_from_file",
pymarshal_read_last_object_from_file, METH_VARARGS},
{"pymarshal_read_object_from_file",
pymarshal_read_object_from_file, METH_VARARGS},
{"return_null_without_error", return_null_without_error, METH_NOARGS},
{"return_result_with_error", return_result_with_error, METH_NOARGS},
{"getitem_with_error", getitem_with_error, METH_VARARGS},
{"Py_CompileString", pycompilestring, METH_O},
{"dict_get_version", dict_get_version, METH_VARARGS},
{"raise_SIGINT_then_send_None", raise_SIGINT_then_send_None, METH_VARARGS},
{"stack_pointer", stack_pointer, METH_NOARGS},
#ifdef W_STOPCODE
{"W_STOPCODE", py_w_stopcode, METH_VARARGS},
#endif
{"test_pythread_tss_key_state", test_pythread_tss_key_state, METH_VARARGS},
{"bad_get", bad_get, METH_VARARGS},
#ifdef Py_REF_DEBUG
{"negative_refcount", negative_refcount, METH_NOARGS},
{"decref_freed_object", decref_freed_object, METH_NOARGS},
#endif
{"meth_varargs", meth_varargs, METH_VARARGS},
{"meth_varargs_keywords", _PyCFunction_CAST(meth_varargs_keywords), METH_VARARGS|METH_KEYWORDS},
{"meth_o", meth_o, METH_O},
{"meth_noargs", meth_noargs, METH_NOARGS},
{"meth_fastcall", _PyCFunction_CAST(meth_fastcall), METH_FASTCALL},
{"meth_fastcall_keywords", _PyCFunction_CAST(meth_fastcall_keywords), METH_FASTCALL|METH_KEYWORDS},
{"pycfunction_call", test_pycfunction_call, METH_VARARGS},
{"pynumber_tobase", pynumber_tobase, METH_VARARGS},
{"test_set_type_size", test_set_type_size, METH_NOARGS},
{"test_py_clear", test_py_clear, METH_NOARGS},
{"test_py_setref", test_py_setref, METH_NOARGS},
{"test_refcount_macros", test_refcount_macros, METH_NOARGS},
{"test_refcount_funcs", test_refcount_funcs, METH_NOARGS},
{"test_py_is_macros", test_py_is_macros, METH_NOARGS},
{"test_py_is_funcs", test_py_is_funcs, METH_NOARGS},
{"type_get_version", type_get_version, METH_O, PyDoc_STR("type->tp_version_tag")},
{"type_assign_version", type_assign_version, METH_O, PyDoc_STR("PyUnstable_Type_AssignVersionTag")},
{"type_get_tp_bases", type_get_tp_bases, METH_O},
{"type_get_tp_mro", type_get_tp_mro, METH_O},
{"get_basic_static_type", get_basic_static_type, METH_VARARGS, NULL},
{"test_tstate_capi", test_tstate_capi, METH_NOARGS, NULL},
{"frame_getlocals", frame_getlocals, METH_O, NULL},
{"frame_getglobals", frame_getglobals, METH_O, NULL},
{"frame_getgenerator", frame_getgenerator, METH_O, NULL},
{"frame_getbuiltins", frame_getbuiltins, METH_O, NULL},
{"frame_getlasti", frame_getlasti, METH_O, NULL},
{"frame_new", frame_new, METH_VARARGS, NULL},
{"frame_getvar", test_frame_getvar, METH_VARARGS, NULL},
{"frame_getvarstring", test_frame_getvarstring, METH_VARARGS, NULL},
{"eval_get_func_name", eval_get_func_name, METH_O, NULL},
{"eval_get_func_desc", eval_get_func_desc, METH_O, NULL},
{"gen_get_code", gen_get_code, METH_O, NULL},
{"get_feature_macros", get_feature_macros, METH_NOARGS, NULL},
{"test_code_api", test_code_api, METH_NOARGS, NULL},
{"settrace_to_error", settrace_to_error, METH_O, NULL},
{"settrace_to_record", settrace_to_record, METH_O, NULL},
{"test_macros", test_macros, METH_NOARGS, NULL},
{"clear_managed_dict", clear_managed_dict, METH_O, NULL},
{"function_get_code", function_get_code, METH_O, NULL},
{"function_get_globals", function_get_globals, METH_O, NULL},
{"function_get_module", function_get_module, METH_O, NULL},
{"function_get_defaults", function_get_defaults, METH_O, NULL},
{"function_set_defaults", function_set_defaults, METH_VARARGS, NULL},
{"function_get_kw_defaults", function_get_kw_defaults, METH_O, NULL},
{"function_set_kw_defaults", function_set_kw_defaults, METH_VARARGS, NULL},
{"check_pyimport_addmodule", check_pyimport_addmodule, METH_VARARGS},
{"test_weakref_capi", test_weakref_capi, METH_NOARGS},
{NULL, NULL} /* sentinel */
};
typedef struct {
PyObject_HEAD
} matmulObject;
static PyObject *
matmulType_matmul(PyObject *self, PyObject *other)
{
return Py_BuildValue("(sOO)", "matmul", self, other);
}
static PyObject *
matmulType_imatmul(PyObject *self, PyObject *other)
{
return Py_BuildValue("(sOO)", "imatmul", self, other);
}
static void
matmulType_dealloc(PyObject *self)
{
Py_TYPE(self)->tp_free(self);
}
static PyNumberMethods matmulType_as_number = {
0, /* nb_add */
0, /* nb_subtract */
0, /* nb_multiply */
0, /* nb_remainde r*/
0, /* nb_divmod */
0, /* nb_power */
0, /* nb_negative */
0, /* tp_positive */
0, /* tp_absolute */
0, /* tp_bool */
0, /* nb_invert */
0, /* nb_lshift */
0, /* nb_rshift */
0, /* nb_and */
0, /* nb_xor */
0, /* nb_or */
0, /* nb_int */
0, /* nb_reserved */
0, /* nb_float */
0, /* nb_inplace_add */
0, /* nb_inplace_subtract */
0, /* nb_inplace_multiply */
0, /* nb_inplace_remainder */
0, /* nb_inplace_power */
0, /* nb_inplace_lshift */
0, /* nb_inplace_rshift */
0, /* nb_inplace_and */
0, /* nb_inplace_xor */
0, /* nb_inplace_or */
0, /* nb_floor_divide */
0, /* nb_true_divide */
0, /* nb_inplace_floor_divide */
0, /* nb_inplace_true_divide */
0, /* nb_index */
matmulType_matmul, /* nb_matrix_multiply */
matmulType_imatmul /* nb_matrix_inplace_multiply */
};
static PyTypeObject matmulType = {
PyVarObject_HEAD_INIT(NULL, 0)
"matmulType",
sizeof(matmulObject), /* tp_basicsize */
0, /* tp_itemsize */
matmulType_dealloc, /* destructor tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_as_async */
0, /* tp_repr */
&matmulType_as_number, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
PyObject_GenericSetAttr, /* tp_setattro */
0, /* tp_as_buffer */
0, /* tp_flags */
"C level type with matrix operations defined",
0, /* traverseproc tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */
0, /* tp_members */
0,
0,
0,
0,
0,
0,
0,
0,
PyType_GenericNew, /* tp_new */
PyObject_Del, /* tp_free */
};
typedef struct {
PyObject_HEAD
} ipowObject;
static PyObject *
ipowType_ipow(PyObject *self, PyObject *other, PyObject *mod)
{
return Py_BuildValue("OO", other, mod);
}
static PyNumberMethods ipowType_as_number = {
.nb_inplace_power = ipowType_ipow
};
static PyTypeObject ipowType = {
PyVarObject_HEAD_INIT(NULL, 0)
.tp_name = "ipowType",
.tp_basicsize = sizeof(ipowObject),
.tp_as_number = &ipowType_as_number,
.tp_new = PyType_GenericNew
};
typedef struct {
PyObject_HEAD
PyObject *ao_iterator;
} awaitObject;
static PyObject *
awaitObject_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
PyObject *v;
awaitObject *ao;
if (!PyArg_UnpackTuple(args, "awaitObject", 1, 1, &v))
return NULL;
ao = (awaitObject *)type->tp_alloc(type, 0);
if (ao == NULL) {
return NULL;
}
ao->ao_iterator = Py_NewRef(v);
return (PyObject *)ao;
}
static void
awaitObject_dealloc(awaitObject *ao)
{
Py_CLEAR(ao->ao_iterator);
Py_TYPE(ao)->tp_free(ao);
}
static PyObject *
awaitObject_await(awaitObject *ao)
{
return Py_NewRef(ao->ao_iterator);
}
static PyAsyncMethods awaitType_as_async = {
(unaryfunc)awaitObject_await, /* am_await */
0, /* am_aiter */
0, /* am_anext */
0, /* am_send */
};
static PyTypeObject awaitType = {
PyVarObject_HEAD_INIT(NULL, 0)
"awaitType",
sizeof(awaitObject), /* tp_basicsize */
0, /* tp_itemsize */
(destructor)awaitObject_dealloc, /* destructor tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
&awaitType_as_async, /* tp_as_async */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
PyObject_GenericSetAttr, /* tp_setattro */
0, /* tp_as_buffer */
0, /* tp_flags */
"C level type with tp_as_async",
0, /* traverseproc tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */
0, /* tp_members */
0,
0,
0,
0,
0,
0,
0,
0,
awaitObject_new, /* tp_new */
PyObject_Del, /* tp_free */
};
/* Test bpo-35983: create a subclass of "list" which checks that instances
* are not deallocated twice */
typedef struct {
PyListObject list;
int deallocated;
} MyListObject;
static PyObject *
MyList_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
PyObject* op = PyList_Type.tp_new(type, args, kwds);
((MyListObject*)op)->deallocated = 0;
return op;
}
void
MyList_dealloc(MyListObject* op)
{
if (op->deallocated) {
/* We cannot raise exceptions here but we still want the testsuite
* to fail when we hit this */
Py_FatalError("MyList instance deallocated twice");
}
op->deallocated = 1;
PyList_Type.tp_dealloc((PyObject *)op);
}
static PyTypeObject MyList_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"MyList",
sizeof(MyListObject),
0,
(destructor)MyList_dealloc, /* tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_as_async */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
0, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
0, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* &PyList_Type */ /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
0, /* tp_alloc */
MyList_new, /* tp_new */
};
/* Test PEP 560 */
typedef struct {
PyObject_HEAD
PyObject *item;
} PyGenericAliasObject;
static void
generic_alias_dealloc(PyGenericAliasObject *self)
{
Py_CLEAR(self->item);
Py_TYPE(self)->tp_free((PyObject *)self);
}
static PyObject *
generic_alias_mro_entries(PyGenericAliasObject *self, PyObject *bases)
{
return PyTuple_Pack(1, self->item);
}
static PyMethodDef generic_alias_methods[] = {
{"__mro_entries__", _PyCFunction_CAST(generic_alias_mro_entries), METH_O, NULL},
{NULL} /* sentinel */
};
static PyTypeObject GenericAlias_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"GenericAlias",
sizeof(PyGenericAliasObject),
0,
.tp_dealloc = (destructor)generic_alias_dealloc,
.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
.tp_methods = generic_alias_methods,
};
static PyObject *
generic_alias_new(PyObject *item)
{
PyGenericAliasObject *o = PyObject_New(PyGenericAliasObject, &GenericAlias_Type);
if (o == NULL) {
return NULL;
}
o->item = Py_NewRef(item);
return (PyObject*) o;
}
typedef struct {
PyObject_HEAD
} PyGenericObject;
static PyObject *
generic_class_getitem(PyObject *type, PyObject *item)
{
return generic_alias_new(item);
}
static PyMethodDef generic_methods[] = {
{"__class_getitem__", generic_class_getitem, METH_O|METH_CLASS, NULL},
{NULL} /* sentinel */
};
static PyTypeObject Generic_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"Generic",
sizeof(PyGenericObject),
0,
.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
.tp_methods = generic_methods,
};
static PyMethodDef meth_instance_methods[] = {
{"meth_varargs", meth_varargs, METH_VARARGS},
{"meth_varargs_keywords", _PyCFunction_CAST(meth_varargs_keywords), METH_VARARGS|METH_KEYWORDS},
{"meth_o", meth_o, METH_O},
{"meth_noargs", meth_noargs, METH_NOARGS},
{"meth_fastcall", _PyCFunction_CAST(meth_fastcall), METH_FASTCALL},
{"meth_fastcall_keywords", _PyCFunction_CAST(meth_fastcall_keywords), METH_FASTCALL|METH_KEYWORDS},
{NULL, NULL} /* sentinel */
};
static PyTypeObject MethInstance_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"MethInstance",
sizeof(PyObject),
.tp_new = PyType_GenericNew,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_methods = meth_instance_methods,
.tp_doc = (char*)PyDoc_STR(
"Class with normal (instance) methods to test calling conventions"),
};
static PyMethodDef meth_class_methods[] = {
{"meth_varargs", meth_varargs, METH_VARARGS|METH_CLASS},
{"meth_varargs_keywords", _PyCFunction_CAST(meth_varargs_keywords), METH_VARARGS|METH_KEYWORDS|METH_CLASS},
{"meth_o", meth_o, METH_O|METH_CLASS},
{"meth_noargs", meth_noargs, METH_NOARGS|METH_CLASS},
{"meth_fastcall", _PyCFunction_CAST(meth_fastcall), METH_FASTCALL|METH_CLASS},
{"meth_fastcall_keywords", _PyCFunction_CAST(meth_fastcall_keywords), METH_FASTCALL|METH_KEYWORDS|METH_CLASS},
{NULL, NULL} /* sentinel */
};
static PyTypeObject MethClass_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"MethClass",
sizeof(PyObject),
.tp_new = PyType_GenericNew,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_methods = meth_class_methods,
.tp_doc = PyDoc_STR(
"Class with class methods to test calling conventions"),
};
static PyMethodDef meth_static_methods[] = {
{"meth_varargs", meth_varargs, METH_VARARGS|METH_STATIC},
{"meth_varargs_keywords", _PyCFunction_CAST(meth_varargs_keywords), METH_VARARGS|METH_KEYWORDS|METH_STATIC},
{"meth_o", meth_o, METH_O|METH_STATIC},
{"meth_noargs", meth_noargs, METH_NOARGS|METH_STATIC},
{"meth_fastcall", _PyCFunction_CAST(meth_fastcall), METH_FASTCALL|METH_STATIC},
{"meth_fastcall_keywords", _PyCFunction_CAST(meth_fastcall_keywords), METH_FASTCALL|METH_KEYWORDS|METH_STATIC},
{NULL, NULL} /* sentinel */
};
static PyTypeObject MethStatic_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"MethStatic",
sizeof(PyObject),
.tp_new = PyType_GenericNew,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_methods = meth_static_methods,
.tp_doc = PyDoc_STR(
"Class with static methods to test calling conventions"),
};
/* ContainerNoGC -- a simple container without GC methods */
typedef struct {
PyObject_HEAD
PyObject *value;
} ContainerNoGCobject;
static PyObject *
ContainerNoGC_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
{
PyObject *value;
char *names[] = {"value", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O", names, &value)) {
return NULL;
}
PyObject *self = type->tp_alloc(type, 0);
if (self == NULL) {
return NULL;
}
Py_INCREF(value);
((ContainerNoGCobject *)self)->value = value;
return self;
}
static void
ContainerNoGC_dealloc(ContainerNoGCobject *self)
{
Py_DECREF(self->value);
Py_TYPE(self)->tp_free((PyObject *)self);
}
static PyMemberDef ContainerNoGC_members[] = {
{"value", _Py_T_OBJECT, offsetof(ContainerNoGCobject, value), Py_READONLY,
PyDoc_STR("a container value for test purposes")},
{0}
};
static PyTypeObject ContainerNoGC_type = {
PyVarObject_HEAD_INIT(NULL, 0)
"_testcapi.ContainerNoGC",
sizeof(ContainerNoGCobject),
.tp_dealloc = (destructor)ContainerNoGC_dealloc,
.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
.tp_members = ContainerNoGC_members,
.tp_new = ContainerNoGC_new,
};
static struct PyModuleDef _testcapimodule = {
PyModuleDef_HEAD_INIT,
"_testcapi",
NULL,
-1,
TestMethods,
NULL,
NULL,
NULL,
NULL
};
/* Per PEP 489, this module will not be converted to multi-phase initialization
*/
PyMODINIT_FUNC
PyInit__testcapi(void)
{
PyObject *m;
m = PyModule_Create(&_testcapimodule);
if (m == NULL)
return NULL;
Py_SET_TYPE(&_HashInheritanceTester_Type, &PyType_Type);
if (PyType_Ready(&matmulType) < 0)
return NULL;
Py_INCREF(&matmulType);
PyModule_AddObject(m, "matmulType", (PyObject *)&matmulType);
if (PyType_Ready(&ipowType) < 0) {
return NULL;
}
Py_INCREF(&ipowType);
PyModule_AddObject(m, "ipowType", (PyObject *)&ipowType);
if (PyType_Ready(&awaitType) < 0)
return NULL;
Py_INCREF(&awaitType);
PyModule_AddObject(m, "awaitType", (PyObject *)&awaitType);
MyList_Type.tp_base = &PyList_Type;
if (PyType_Ready(&MyList_Type) < 0)
return NULL;
Py_INCREF(&MyList_Type);
PyModule_AddObject(m, "MyList", (PyObject *)&MyList_Type);
if (PyType_Ready(&GenericAlias_Type) < 0)
return NULL;
Py_INCREF(&GenericAlias_Type);
PyModule_AddObject(m, "GenericAlias", (PyObject *)&GenericAlias_Type);
if (PyType_Ready(&Generic_Type) < 0)
return NULL;
Py_INCREF(&Generic_Type);
PyModule_AddObject(m, "Generic", (PyObject *)&Generic_Type);
if (PyType_Ready(&MethInstance_Type) < 0)
return NULL;
Py_INCREF(&MethInstance_Type);
PyModule_AddObject(m, "MethInstance", (PyObject *)&MethInstance_Type);
if (PyType_Ready(&MethClass_Type) < 0)
return NULL;
Py_INCREF(&MethClass_Type);
PyModule_AddObject(m, "MethClass", (PyObject *)&MethClass_Type);
if (PyType_Ready(&MethStatic_Type) < 0)
return NULL;
Py_INCREF(&MethStatic_Type);
PyModule_AddObject(m, "MethStatic", (PyObject *)&MethStatic_Type);
PyModule_AddObject(m, "CHAR_MAX", PyLong_FromLong(CHAR_MAX));
PyModule_AddObject(m, "CHAR_MIN", PyLong_FromLong(CHAR_MIN));
PyModule_AddObject(m, "UCHAR_MAX", PyLong_FromLong(UCHAR_MAX));
PyModule_AddObject(m, "SHRT_MAX", PyLong_FromLong(SHRT_MAX));
PyModule_AddObject(m, "SHRT_MIN", PyLong_FromLong(SHRT_MIN));
PyModule_AddObject(m, "USHRT_MAX", PyLong_FromLong(USHRT_MAX));
PyModule_AddObject(m, "INT_MAX", PyLong_FromLong(INT_MAX));
PyModule_AddObject(m, "INT_MIN", PyLong_FromLong(INT_MIN));
PyModule_AddObject(m, "UINT_MAX", PyLong_FromUnsignedLong(UINT_MAX));
PyModule_AddObject(m, "LONG_MAX", PyLong_FromLong(LONG_MAX));
PyModule_AddObject(m, "LONG_MIN", PyLong_FromLong(LONG_MIN));
PyModule_AddObject(m, "ULONG_MAX", PyLong_FromUnsignedLong(ULONG_MAX));
PyModule_AddObject(m, "FLT_MAX", PyFloat_FromDouble(FLT_MAX));
PyModule_AddObject(m, "FLT_MIN", PyFloat_FromDouble(FLT_MIN));
PyModule_AddObject(m, "DBL_MAX", PyFloat_FromDouble(DBL_MAX));
PyModule_AddObject(m, "DBL_MIN", PyFloat_FromDouble(DBL_MIN));
PyModule_AddObject(m, "LLONG_MAX", PyLong_FromLongLong(LLONG_MAX));
PyModule_AddObject(m, "LLONG_MIN", PyLong_FromLongLong(LLONG_MIN));
PyModule_AddObject(m, "ULLONG_MAX", PyLong_FromUnsignedLongLong(ULLONG_MAX));
PyModule_AddObject(m, "PY_SSIZE_T_MAX", PyLong_FromSsize_t(PY_SSIZE_T_MAX));
PyModule_AddObject(m, "PY_SSIZE_T_MIN", PyLong_FromSsize_t(PY_SSIZE_T_MIN));
PyModule_AddObject(m, "SIZE_MAX", PyLong_FromSize_t(SIZE_MAX));
PyModule_AddObject(m, "SIZEOF_WCHAR_T", PyLong_FromSsize_t(sizeof(wchar_t)));
PyModule_AddObject(m, "SIZEOF_VOID_P", PyLong_FromSsize_t(sizeof(void*)));
PyModule_AddObject(m, "SIZEOF_TIME_T", PyLong_FromSsize_t(sizeof(time_t)));
PyModule_AddObject(m, "Py_Version", PyLong_FromUnsignedLong(Py_Version));
Py_INCREF(&PyInstanceMethod_Type);
PyModule_AddObject(m, "instancemethod", (PyObject *)&PyInstanceMethod_Type);
PyModule_AddIntConstant(m, "the_number_three", 3);
PyModule_AddIntMacro(m, Py_C_RECURSION_LIMIT);
TestError = PyErr_NewException("_testcapi.error", NULL, NULL);
Py_INCREF(TestError);
PyModule_AddObject(m, "error", TestError);
if (PyType_Ready(&ContainerNoGC_type) < 0) {
return NULL;
}
Py_INCREF(&ContainerNoGC_type);
if (PyModule_AddObject(m, "ContainerNoGC",
(PyObject *) &ContainerNoGC_type) < 0)
return NULL;
/* Include tests from the _testcapi/ directory */
if (_PyTestCapi_Init_Vectorcall(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Heaptype(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Abstract(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_ByteArray(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Bytes(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Unicode(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_GetArgs(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_DateTime(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Docstring(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Mem(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Watchers(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Long(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Float(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Complex(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Numbers(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Dict(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Set(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_List(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Tuple(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Structmember(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Exceptions(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Code(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Buffer(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_PyOS(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_File(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Codec(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Sys(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Immortal(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_GC(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_PyAtomic(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_VectorcallLimited(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_HeaptypeRelative(m) < 0) {
return NULL;
}
if (_PyTestCapi_Init_Hash(m) < 0) {
return NULL;
}
PyState_AddModule(m, &_testcapimodule);
return m;
}
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