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|
import sys
import pytest
from pyinstrument import stack_sampler
def pytest_addoption(parser) -> None:
# IPython tests seem to pollute the test environment, so they're run in a
# separate process.
parser.addoption(
"--only-ipython-magic",
action="store_true",
default=False,
help="run only ipython magic tests",
)
def pytest_configure(config):
config.addinivalue_line(
"markers", "ipythonmagic: test requires --only-ipython-magic flag to run"
)
def pytest_collection_modifyitems(config, items) -> None:
flag_was_passed = config.getoption("--only-ipython-magic")
skip_not_ipython = pytest.mark.skip(reason="not an ipython test")
skip_ipython = pytest.mark.skip(reason="requires --only-ipython-magic option to run")
for item in items:
if "ipythonmagic" in item.keywords:
if not flag_was_passed:
item.add_marker(skip_ipython)
else:
if flag_was_passed:
item.add_marker(skip_not_ipython)
@pytest.fixture(autouse=True)
def check_sampler_state():
assert sys.getprofile() is None
assert len(stack_sampler.get_stack_sampler().subscribers) == 0
try:
yield
assert sys.getprofile() is None
assert len(stack_sampler.get_stack_sampler().subscribers) == 0
finally:
sys.setprofile(None)
stack_sampler.thread_locals.__dict__.clear()
|
