8000 [3.13] gh-133454: Mark tests with many threads that use much memory as bigmem (GH-133456) by miss-islington · Pull Request #133664 · python/cpython · GitHub
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[3.13] gh-133454: Mark tests with many threads that use much memory as bigmem (GH-133456) #133664

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Merged
merged 1 commit into from
May 8, 2025
+23 −12
Merged

[3.13] gh-133454: Mark tests with many threads that use much memory as bigmem (GH-133456) #133664

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10 changes: 6 additions & 4 deletions Lib/test/test_asyncio/test_ssl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -195,9 +195,10 @@ async def wait_closed(self, obj):
except (BrokenPipeError, ConnectionError):
pass

def test_create_server_ssl_1(self):
@support.bigmemtest(size=25, memuse=90*2**20, dry_run=False)
def test_create_server_ssl_1(self, size):
CNT = 0 # number of clients that were successful
TOTAL_CNT = 25 # total number of clients that test will create
TOTAL_CNT = size # total number of clients that test will create
TIMEOUT = support.LONG_TIMEOUT # timeout for this test

A_DATA = b'A' * 1024 * BUF_MULTIPLIER
Expand Down Expand Up @@ -1038,9 +1039,10 @@ async def run_main():

self.loop.run_until_complete(run_main())

def test_create_server_ssl_over_ssl(self):
@support.bigmemtest(size=25, memuse=90*2**20, dry_run=False)
def test_create_server_ssl_over_ssl(self, size):
CNT = 0 # number of clients that were successful
TOTAL_CNT = 25 # total number of clients that test will create
TOTAL_CNT = size # total number of clients that test will create
TIMEOUT = support.LONG_TIMEOUT # timeout for this test

A_DATA = b'A' * 1024 * BUF_MULTIPLIER
Expand Down
15 changes: 10 additions & 5 deletions Lib/test/test_importlib/test_threaded_import.py
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Expand Up @@ -135,10 +135,12 @@ def check_parallel_module_init(self, mock_os):
if verbose:
print("OK.")

def test_parallel_module_init(self):
@support.bigmemtest(size=50, memuse=76*2**20, dry_run=False)
def test_parallel_module_init(self, size):
self.check_parallel_module_init()

def test_parallel_meta_path(self):
@support.bigmemtest(size=50, memuse=76*2**20, dry_run=False)
def test_parallel_meta_path(self, size):
finder = Finder()
sys.meta_path.insert(0, finder)
try:
Expand All @@ -148,7 +150,8 @@ def test_parallel_meta_path(self):
finally:
sys.meta_path.remove(finder)

def test_parallel_path_hooks(self):
@support.bigmemtest(size=50, memuse=76*2**20, dry_run=False)
def test_parallel_path_hooks(self, size):
# Here the Finder instance is only used to check concurrent calls
# to path_hook().
finder = Finder()
Expand Down Expand Up @@ -242,13 +245,15 @@ def target():
__import__(TESTFN)
del sys.modules[TESTFN]

def test_concurrent_futures_circular_import(self):
@support.bigmemtest(size=1, memuse=1.8*2**30, dry_run=False)
def test_concurrent_futures_circular_import(self, size):
# Regression test for bpo-43515
fn = os.path.join(os.path.dirname(__file__),
'partial', 'cfimport.py')
script_helper.assert_python_ok(fn)

def test_multiprocessing_pool_circular_import(self):
@support.bigmemtest(size=1, memuse=1.8*2**30, dry_run=False)
def test_multiprocessing_pool_circular_import(self, size):
# Regression test for bpo-41567
fn = os.path.join(os.path.dirname(__file__),
'partial', 'pool_in_threads.py')
Expand Down
4 changes: 3 additions & 1 deletion Lib/test/test_threadedtempfile.py
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Expand Up @@ -15,6 +15,7 @@

import tempfile

from test import support
from test.support import threading_helper
import unittest
import io
Expand Down Expand Up @@ -49,7 +50,8 @@ def run(self):


class ThreadedTempFileTest(unittest.TestCase):
def test_main(self):
@support.bigmemtest(size=NUM_THREADS, memuse=60*2**20, dry_run=False)
def test_main(self, size):
threads = [TempFileGreedy() for i in range(NUM_THREADS)]
with threading_helper.start_threads(threads, startEvent.set):
pass
Expand Down
6 changes: 4 additions & 2 deletions Lib/test/test_threading.py
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Expand Up @@ -526,7 +526,8 @@ def test_enumerate_after_join(self):
finally:
sys.setswitchinterval(old_interval)

def test_join_from_multiple_threads(self):
@support.bigmemtest(size=20, memuse=72*2**20, dry_run=False)
def test_join_from_multiple_threads(self, size):
# Thread.join() should be thread-safe
errors = []

Expand Down Expand Up @@ -1287,7 +1288,8 @@ def worker():
self._run_and_join(script)

@unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
def test_4_daemon_threads(self):
@support.bigmemtest(size=40, memuse=70*2**20, dry_run=False)
def test_4_daemon_threads(self, size):
# Check that a daemon thread cannot crash the interpreter on shutdown
# by manipulating internal structures that are being disposed of in
# the main thread.
Expand Down
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