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gh-116303: Skip test module dependent tests if test modules are unavailable (#117341)

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Erlend E. Aasland 2024-04-03 15:11:36 +02:00 • committed by GitHub
parent 2ec6bb4111
commit ea94b3b149
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57 changed files with 255 additions and 123 deletions
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18
Lib/test/test_exceptions.py
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@ -19,12 +19,13 @@ from test.support.warnings_helper import check_warnings
from test import support
try:
import _testcapi
from _testcapi import INT_MAX
except ImportError:
_testcapi = None
INT_MAX = 2**31 - 1
class NaiveException(Exception):
def __init__(self, x):
self.x = x
@ -345,8 +346,8 @@ class ExceptionTests(unittest.TestCase):
class InvalidException:
pass
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_capi1():
import _testcapi
try:
_testcapi.raise_exception(BadException, 1)
except TypeError as err:
@ -356,8 +357,8 @@ class ExceptionTests(unittest.TestCase):
else:
self.fail("Expected exception")
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_capi2():
import _testcapi
try:
_testcapi.raise_exception(BadException, 0)
except RuntimeError as err:
@ -370,8 +371,8 @@ class ExceptionTests(unittest.TestCase):
else:
self.fail("Expected exception")
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_capi3():
import _testcapi
self.assertRaises(SystemError, _testcapi.raise_exception,
InvalidException, 1)
@ -1381,6 +1382,7 @@ class ExceptionTests(unittest.TestCase):
@cpython_only
def test_recursion_normalizing_exception(self):
import_module("_testinternalcapi")
# Issue #22898.
# Test that a RecursionError is raised when tstate->recursion_depth is
# equal to recursion_limit in PyErr_NormalizeException() and check
@ -1435,6 +1437,7 @@ class ExceptionTests(unittest.TestCase):
self.assertIn(b'Done.', out)
@cpython_only
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_recursion_normalizing_infinite_exception(self):
# Issue #30697. Test that a RecursionError is raised when
# maximum recursion depth has been exceeded when creating
@ -1503,6 +1506,7 @@ class ExceptionTests(unittest.TestCase):
# Python built with Py_TRACE_REFS fail with a fatal error in
# _PyRefchain_Trace() on memory allocation error.
@unittest.skipIf(support.Py_TRACE_REFS, 'cannot test Py_TRACE_REFS build')
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_recursion_normalizing_with_no_memory(self):
# Issue #30697. Test that in the abort that occurs when there is no
# memory left and the size of the Python frames stack is greater than
@ -1525,6 +1529,7 @@ class ExceptionTests(unittest.TestCase):
self.assertIn(b'MemoryError', err)
@cpython_only
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_MemoryError(self):
# PyErr_NoMemory always raises the same exception instance.
# Check that the traceback is not doubled.
@ -1544,8 +1549,8 @@ class ExceptionTests(unittest.TestCase):
self.assertEqual(tb1, tb2)
@cpython_only
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_exception_with_doc(self):
import _testcapi
doc2 = "This is a test docstring."
doc4 = "This is another test docstring."
@ -1584,6 +1589,7 @@ class ExceptionTests(unittest.TestCase):
self.assertEqual(error5.__doc__, "")
@cpython_only
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_memory_error_cleanup(self):
# Issue #5437: preallocated MemoryError instances should not keep
# traceback objects alive.
@ -1674,6 +1680,7 @@ class ExceptionTests(unittest.TestCase):
# Python built with Py_TRACE_REFS fail with a fatal error in
# _PyRefchain_Trace() on memory allocation error.
@unittest.skipIf(support.Py_TRACE_REFS, 'cannot test Py_TRACE_REFS build')
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_memory_error_in_PyErr_PrintEx(self):
code = """if 1:
import _testcapi
@ -1792,6 +1799,7 @@ class ExceptionTests(unittest.TestCase):
gc_collect()
@unittest.skipIf(_testcapi is None, "requires _testcapi")
def test_memory_error_in_subinterp(self):
# gh-109894: subinterpreters shouldn't count on last resort memory error
# when MemoryError is raised through PyErr_NoMemory() call,