def test_in_any_group(self):
"""Test the predicate for requiring at least one group."""
assert self.met(in_any_group('guest', 'edit', 'user'))
assert not self.met(in_all_groups('guest', 'user'))
def test_in_all_groups(self):
"""Test the predicate for requiring a number of group."""
assert self.met(in_all_groups('admin', 'edit'))
assert not self.met(in_all_groups('admin', 'guest', 'edit'))