def test_get_harry_most_common_word():
    top_word = get_harry_most_common_word()
    assert (type(top_word) == tuple)
    assert (top_word[0] == 'dursley')
    assert (top_word[1] == 45)
def test_get_harry_most_common_word():
    top_word = get_harry_most_common_word()
    assert (type(top_word) == tuple)
    assert (top_word[0] == 'dursley')
    assert (top_word[1] == 45)