def test_view_delattr(attr, subset_func):
    base = gen_adata((10, 10))
    orig_hash = joblib.hash(base)
    subset = base[subset_func(base.obs_names), subset_func(base.var_names)]
    empty = ad.AnnData(obs=subset.obs[[]], var=subset.var[[]])

    delattr(subset, attr)

    assert not subset.is_view
    # Should now have same value as default
    assert_equal(getattr(subset, attr), getattr(empty, attr))
    assert orig_hash == joblib.hash(base)  # Original should not be modified
def test_bad_urls():
    values = [
        'foo',
        'http://',
        'http://example',
        'http://example.',
        'http://.com',
        'http://invalid-.com',
        'http://-invalid.com',
        'http://inv-.alid-.com',
        'http://inv-.-alid.com',
        'foo bar baz',
        u'foo \u2713',
        'http://@foo:bar@example.com',
        'http://:bar@example.com',
        'http://bar:bar:bar@example.com',
    ]

    for value in values:
        yield check_bad_url_raises, value