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-rw-r--r--tests/api/__init__.py5
-rw-r--r--tests/api/test_eval.py10
-rw-r--r--tests/gunicorn_utils.py4
-rw-r--r--tests/test_integration.py1
-rw-r--r--tests/test_main.py18
-rw-r--r--tests/test_nsjail.py90
6 files changed, 65 insertions, 63 deletions
diff --git a/tests/api/__init__.py b/tests/api/__init__.py
index a900316..3f7d250 100644
--- a/tests/api/__init__.py
+++ b/tests/api/__init__.py
@@ -14,10 +14,7 @@ class SnekAPITestCase(testing.TestCase):
self.patcher = mock.patch("snekbox.api.resources.eval.NsJail", autospec=True)
self.mock_nsjail = self.patcher.start()
self.mock_nsjail.return_value.python3.return_value = CompletedProcess(
- args=[],
- returncode=0,
- stdout="output",
- stderr="error"
+ args=[], returncode=0, stdout="output", stderr="error"
)
self.addCleanup(self.patcher.stop)
diff --git a/tests/api/test_eval.py b/tests/api/test_eval.py
index 24e673a..976970e 100644
--- a/tests/api/test_eval.py
+++ b/tests/api/test_eval.py
@@ -20,15 +20,13 @@ class TestEvalResource(SnekAPITestCase):
expected = {
"title": "Request data failed validation",
- "description": "'input' is a required property"
+ "description": "'input' is a required property",
}
self.assertEqual(expected, result.json)
def test_post_invalid_data_400(self):
- bodies = (
- {"input": 400}, {"input": "", "args": [400]}
- )
+ bodies = ({"input": 400}, {"input": "", "args": [400]})
for body in bodies:
with self.subTest():
@@ -38,7 +36,7 @@ class TestEvalResource(SnekAPITestCase):
expected = {
"title": "Request data failed validation",
- "description": "400 is not of type 'string'"
+ "description": "400 is not of type 'string'",
}
self.assertEqual(expected, result.json)
@@ -52,7 +50,7 @@ class TestEvalResource(SnekAPITestCase):
expected = {
"title": "415 Unsupported Media Type",
- "description": "application/xml is an unsupported media type."
+ "description": "application/xml is an unsupported media type.",
}
self.assertEqual(expected, result.json)
diff --git a/tests/gunicorn_utils.py b/tests/gunicorn_utils.py
index f5dae7a..5c077aa 100644
--- a/tests/gunicorn_utils.py
+++ b/tests/gunicorn_utils.py
@@ -29,12 +29,14 @@ class _StandaloneApplication(WSGIApplication):
def _proc_target(config_path: str, event: multiprocessing.Event, **kwargs) -> None:
"""Run a Gunicorn app with the given config and set `event` when Gunicorn is ready."""
+
def when_ready(_):
event.set()
app = _StandaloneApplication(config_path, when_ready=when_ready, **kwargs)
import logging
+
logging.disable(logging.INFO)
app.run()
@@ -62,7 +64,7 @@ def run_gunicorn(config_path: str = "config/gunicorn.conf.py", **kwargs) -> Iter
concurrent.futures.wait(
[executor.submit(proc.join), executor.submit(event.wait)],
timeout=60,
- return_when=concurrent.futures.FIRST_COMPLETED
+ return_when=concurrent.futures.FIRST_COMPLETED,
)
# Can't use the context manager cause wait=False needs to be set.
executor.shutdown(wait=False, cancel_futures=True)
diff --git a/tests/test_integration.py b/tests/test_integration.py
index b76b005..7c5db2b 100644
--- a/tests/test_integration.py
+++ b/tests/test_integration.py
@@ -21,7 +21,6 @@ def run_code_in_snekbox(code: str) -> tuple[str, int]:
class IntegrationTests(unittest.TestCase):
-
def test_memory_limit_separate_per_process(self):
"""
Each NsJail process should have its own memory limit.
diff --git a/tests/test_main.py b/tests/test_main.py
index 5b5bfcb..77b3130 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -12,30 +12,24 @@ import snekbox.__main__ as snekbox_main
class ArgParseTests(unittest.TestCase):
def test_parse_args(self):
subtests = (
- (
- ["", "code"],
- Namespace(code="code", nsjail_args=[], py_args=["-c"])
- ),
+ (["", "code"], Namespace(code="code", nsjail_args=[], py_args=["-c"])),
(
["", "code", "--time_limit", "0"],
- Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=["-c"])
+ Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=["-c"]),
),
(
["", "code", "---", "-m", "timeit"],
- Namespace(code="code", nsjail_args=[], py_args=["-m", "timeit"])
+ Namespace(code="code", nsjail_args=[], py_args=["-m", "timeit"]),
),
(
["", "code", "--time_limit", "0", "---", "-m", "timeit"],
- Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=["-m", "timeit"])
+ Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=["-m", "timeit"]),
),
(
["", "code", "--time_limit", "0", "---"],
- Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=[])
+ Namespace(code="code", nsjail_args=["--time_limit", "0"], py_args=[]),
),
- (
- ["", "code", "---"],
- Namespace(code="code", nsjail_args=[], py_args=[])
- )
+ (["", "code", "---"], Namespace(code="code", nsjail_args=[], py_args=[])),
)
for argv, expected in subtests:
diff --git a/tests/test_nsjail.py b/tests/test_nsjail.py
index 989cc31..a3632e6 100644
--- a/tests/test_nsjail.py
+++ b/tests/test_nsjail.py
@@ -5,7 +5,7 @@ import unittest
import unittest.mock
from textwrap import dedent
-from snekbox.nsjail import NsJail, OUTPUT_MAX, READ_CHUNK_SIZE
+from snekbox.nsjail import OUTPUT_MAX, READ_CHUNK_SIZE, NsJail
class NsJailTests(unittest.TestCase):
@@ -23,10 +23,7 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_timeout_returns_137(self):
- code = dedent("""
- while True:
- pass
- """).strip()
+ code = "while True: pass"
with self.assertLogs(self.logger) as log:
result = self.nsjail.python3(code)
@@ -38,9 +35,7 @@ class NsJailTests(unittest.TestCase):
def test_memory_returns_137(self):
# Add a kilobyte just to be safe.
- code = dedent(f"""
- x = ' ' * {self.nsjail.config.cgroup_mem_max + 1000}
- """).strip()
+ code = f"x = ' ' * {self.nsjail.config.cgroup_mem_max + 1000}"
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 137)
@@ -48,7 +43,8 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_subprocess_resource_unavailable(self):
- code = dedent("""
+ code = dedent(
+ """
import subprocess
# Max PIDs is 5.
@@ -60,7 +56,8 @@ class NsJailTests(unittest.TestCase):
'import time; time.sleep(1)'
],
).pid)
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 1)
@@ -68,7 +65,8 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_multiprocess_resource_limits(self):
- code = dedent("""
+ code = dedent(
+ """
import time
from multiprocessing import Process
@@ -87,7 +85,8 @@ class NsJailTests(unittest.TestCase):
proc_2.join()
print(proc_1.exitcode, proc_2.exitcode)
- """)
+ """
+ )
result = self.nsjail.python3(code)
@@ -98,10 +97,12 @@ class NsJailTests(unittest.TestCase):
def test_read_only_file_system(self):
for path in ("/", "/etc", "/lib", "/lib64", "/snekbox", "/usr"):
with self.subTest(path=path):
- code = dedent(f"""
+ code = dedent(
+ f"""
with open('{path}/hello', 'w') as f:
f.write('world')
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 1)
@@ -109,11 +110,13 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_forkbomb_resource_unavailable(self):
- code = dedent("""
+ code = dedent(
+ """
import os
while 1:
os.fork()
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 1)
@@ -121,10 +124,12 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_sigsegv_returns_139(self): # In honour of Juan.
- code = dedent("""
+ code = dedent(
+ """
import ctypes
ctypes.string_at(0)
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 139)
@@ -144,12 +149,16 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_unicode_env_erase_escape_fails(self):
- result = self.nsjail.python3(dedent("""
- import os
- import sys
- os.unsetenv('PYTHONIOENCODING')
- os.execl(sys.executable, 'python', '-c', 'print(chr(56550))')
- """).strip())
+ result = self.nsjail.python3(
+ dedent(
+ """
+ import os
+ import sys
+ os.unsetenv('PYTHONIOENCODING')
+ os.execl(sys.executable, 'python', '-c', 'print(chr(56550))')
+ """
+ ).strip()
+ )
self.assertEqual(result.returncode, None)
self.assertEqual(result.stdout, "UnicodeDecodeError: invalid Unicode in output pipe")
self.assertEqual(result.stderr, None)
@@ -168,7 +177,7 @@ class NsJailTests(unittest.TestCase):
"cmdline::setupArgv(nsjconf_t*, int, char**, int)():316 No command-line provided",
"[F][2019-06-22T20:07:00+0000][16] int main(int, char**)():204 "
"Couldn't parse cmdline options",
- "Invalid Line"
+ "Invalid Line",
)
with self.assertLogs(self.logger, logging.DEBUG) as log:
@@ -181,16 +190,18 @@ class NsJailTests(unittest.TestCase):
self.assertIn("WARNING:snekbox.nsjail:This is a warning!", log.output)
self.assertIn(
"INFO:snekbox.nsjail:pid=20 ([STANDALONE MODE]) exited with status: 2, (PIDs left: 0)",
- log.output
+ log.output,
)
def test_shm_and_tmp_not_mounted(self):
for path in ("/dev/shm", "/run/shm", "/tmp"):
with self.subTest(path=path):
- code = dedent(f"""
+ code = dedent(
+ f"""
with open('{path}/test', 'wb') as file:
file.write(bytes([255]))
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 1)
@@ -198,13 +209,15 @@ class NsJailTests(unittest.TestCase):
self.assertEqual(result.stderr, None)
def test_multiprocessing_shared_memory_disabled(self):
- code = dedent("""
+ code = dedent(
+ """
from multiprocessing.shared_memory import SharedMemory
try:
SharedMemory('test', create=True, size=16)
except FileExistsError:
pass
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 1)
@@ -220,26 +233,25 @@ class NsJailTests(unittest.TestCase):
def test_output_order(self):
stdout_msg = "greetings from stdout!"
stderr_msg = "hello from stderr!"
- code = dedent(f"""
+ code = dedent(
+ f"""
print({stdout_msg!r})
raise ValueError({stderr_msg!r})
- """).strip()
+ """
+ ).strip()
result = self.nsjail.python3(code)
self.assertLess(
result.stdout.find(stdout_msg),
result.stdout.find(stderr_msg),
- msg="stdout does not come before stderr"
+ msg="stdout does not come before stderr",
)
self.assertEqual(result.stderr, None)
def test_stdout_flood_results_in_graceful_sigterm(self):
- stdout_flood = dedent("""
- while True:
- print('abcdefghij')
- """).strip()
+ code = "while True: print('abcdefghij')"
- result = self.nsjail.python3(stdout_flood)
+ result = self.nsjail.python3(code)
self.assertEqual(result.returncode, 143)
def test_large_output_is_truncated(self):
@@ -260,7 +272,7 @@ class NsJailTests(unittest.TestCase):
result = self.nsjail.python3("", nsjail_args=args)
end = result.args.index("--")
- self.assertEqual(result.args[end - len(args):end], args)
+ self.assertEqual(result.args[end - len(args) : end], args)
def test_py_args(self):
args = ("-m", "timeit")
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-19 03:52:54 +0000