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import sys
import pytest
import markupsafe
try:
from markupsafe import _speedups
except ImportError:
_speedups = None # type: ignore[assignment]
@pytest.mark.thread_unsafe(reason="Tampers with sys.modules")
@pytest.mark.skipif(_speedups is None, reason="speedups unavailable")
def test_ext_init() -> None:
"""Test that the extension module uses multi-phase init by checking that
uncached imports result in different module objects.
"""
if markupsafe._escape_inner is not _speedups._escape_inner: # type: ignore[attr-defined]
pytest.skip("speedups not active")
for k in [k for k in sys.modules if k.startswith("markupsafe")]:
del sys.modules[k]
import markupsafe._speedups as new
assert _speedups.__dict__ != new.__dict__
assert _speedups._escape_inner is not new._escape_inner
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