#!/usr/bin/env python

from confluent_kafka import TopicPartition

def test_sort():
    """ TopicPartition sorting (rich comparator) """

    # sorting uses the comparator
    correct = [TopicPartition('topic1', 3),
               TopicPartition('topic3', 0),
               TopicPartition('topicA', 5),
               TopicPartition('topicA', 5)]

    tps = sorted([TopicPartition('topicA', 5),
                  TopicPartition('topic3', 0),
                  TopicPartition('topicA', 5),
                  TopicPartition('topic1', 3)])

    assert correct == tps


def test_cmp():
    """ TopicPartition comparator """

    assert TopicPartition('aa', 19002) > TopicPartition('aa', 0)
    assert TopicPartition('aa', 13) >= TopicPartition('aa', 12)
    assert TopicPartition('BaB', 9) != TopicPartition('Card', 9)
    assert TopicPartition('b3x', 4) == TopicPartition('b3x', 4)
    assert TopicPartition('ulv', 2) < TopicPartition('xy', 0)
    assert TopicPartition('ulv', 2) <= TopicPartition('ulv', 3)
    

def test_hash():

    tp1 = TopicPartition('test', 99)
    tp2 = TopicPartition('somethingelse', 12)
    assert hash(tp1) != hash(tp2)