Function test_grouper

lib/matplotlib/tests/test_cbook.py:751–769

()

def test_grouper():
    class Dummy:
        pass
    a, b, c, d, e = objs = [Dummy() for _ in range(5)]
    g = cbook.Grouper()
    g.join(*objs)
    assert set(list(g)[0]) == set(objs)
    assert set(g.get_siblings(a)) == set(objs)
    assert a not in g.get_siblings(a, include_self=False)

    for other in objs[1:]:
        assert g.joined(a, other)

    g.remove(a)
    for other in objs[1:]:
        assert not g.joined(a, other)

    for A, B in itertools.product(objs[1:], objs[1:]):
        assert g.joined(A, B)


def test_grouper_private():