def test_set_obs(adata, subset_func):
    init_hash = joblib.hash(adata)

    subset = adata[subset_func(adata.obs_names), :]

    new_obs = pd.DataFrame(
        dict(a=np.ones(subset.n_obs), b=np.ones(subset.n_obs)),
        index=subset.obs_names,
    )

    assert subset.is_view
    subset.obs = new_obs
    assert not subset.is_view
    assert np.all(subset.obs == new_obs)

    assert joblib.hash(adata) == init_hash
def test_parse_sections():
    simple_mariofile_sections = dict(mariofile.parse_sections(SIMPLE_MARIOFILE.splitlines(True)))
    assert len(simple_mariofile_sections) == 3
    complex_mariofile_sections = dict(mariofile.parse_sections(COMPLEX_MARIOFILE.splitlines(True)))
    assert len(complex_mariofile_sections) == 2
    assert sorted(complex_mariofile_sections.keys()) == ['DEFAULT', 'section']
    assert complex_mariofile_sections['DEFAULT'] == ['default text\n', '\n']
    with pytest.raises(mariofile.ConfigurationFileError):
        dict(mariofile.parse_sections(GARBAGE_MARIOFILE.splitlines(True)))
    with pytest.raises(mariofile.ConfigurationFileError):
        dict(mariofile.parse_sections(INVALID_SECTION_MARIOFILE.splitlines(True)))
    more_complex_mariofile_sections = dict(
            mariofile.parse_sections(MORE_COMPLEX_MARIOFILE.splitlines(True))
    )
    more_complex_mariofile_sections_keys = ['DEFAULT', 'section_one', 'section_two', 'three']
    assert sorted(more_complex_mariofile_sections.keys()) == more_complex_mariofile_sections_keys
    assert more_complex_mariofile_sections['three'] == []