def test_middle_letter_instert():
# check if the 1st letter is the only one different
original_word = 'midle'
compare_word = 'middle'
expected = True
actual = one_way(original_word, compare_word)
assert actual == expected, "Error on test_middle_letter_instert."
def test_empty_words():
# check if the 1st letter is the only one different
original_word = 'abcde'
compare_word = ''
expected = False
actual = one_way(original_word, compare_word)
assert actual == expected, "Error on test_empty_words."
def test_last_letter_is_diff_two():
# check if the 1st letter is the only one different
original_word = 'sale'
compare_word = 'sal'
expected = True
actual = one_way(original_word, compare_word)
assert actual == expected, "Error on test_last_letter_is_diff_two."
def test_same_letters_dff_order():
# check if the 1st letter is the only one different
original_word = 'abcde'
compare_word = 'ebcda'
expected = False
actual = one_way(original_word, compare_word)
assert actual == expected, "Error on test_same_words."