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xfail test_missing_required_dependency test #26993

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Merged
jreback merged 2 commits into from
Jun 21, 2019
Merged

xfail test_missing_required_dependency test #26993

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5ee1018
TST: More isolation for required dep test
TomAugspurger Jun 21, 2019
2961aa2
give up
TomAugspurger Jun 21, 2019
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13 changes: 10 additions & 3 deletions pandas/tests/test_downstream.py
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Original file line number Diff line number Diff line change
Expand Up @@ -133,13 +133,20 @@ def test_pyarrow(df):
tm.assert_frame_equal(result, df)


@pytest.mark.xfail(reason="pandas-wheels-50", strict=False)
def test_missing_required_dependency():
# GH 23868
# use the -S flag to disable site-packages
call = ['python', '-S', '-c', 'import pandas']
# To ensure proper isolation, we pass these flags
# -S : disable site-packages
# -s : disable user site-packages
# -E : disable PYTHON* env vars, especially PYTHONPATH
# And, that's apparently not enough, so we give up.
# https://github.com/MacPython/pandas-wheels/pull/50
call = ['python', '-sSE', '-c', 'import pandas']

with pytest.raises(subprocess.CalledProcessError) as exc:
subprocess.check_output(call, stderr=subprocess.STDOUT)

output = exc.value.stdout.decode()
assert all(x in output for x in ['numpy', 'pytz', 'dateutil'])
for name in ['numpy', 'pytz', 'dateutil']:
assert name in output