loner_socialite_ivtree_sort_test.py

def test_interval_interval_cmp_with_objects():
    iv0 = Interval(0, 10)
    ivd0 = Interval(0, 1, {'a': 1})
    ivd1 = Interval(0, 1, {'a': 1})

    assert ivd1.__cmp__(ivd0) == 0
    assert ivd0.__cmp__(ivd1) == 0
    assert ivd0.__cmp__(iv0) == -1
    assert iv0.__cmp__(ivd0) == 1

    class Loner(object):
        def __eq__(self, other):
            return False

    ivl0 = Interval(2, 3, Loner())
    ivl1 = Interval(2, 3, Loner())
    # equal because type names equal. How else would you sort them?
    assert ivl0.__cmp__(ivl0) == 0
    assert ivl0.__cmp__(ivl1) == 0

    class Socialite(object):
        def __eq__(self, other):
            return True

    ivs0 = Interval(3, 4, Socialite())
    ivs1 = Interval(3, 4, Socialite())
    # equal because they __eq__() each other
    assert ivs0.__cmp__(ivs0) == 0
    assert ivs0.__cmp__(ivs1) == 0