def test__verify_word_ladder_6b():
assert not verify_word_ladder(
list(
reversed([
'stone', 'phone', 'phony', 'peony', 'penny', 'benny', 'bonny',
'boney', 'money'
])))
def test__word_ladder_7():
ladder = word_ladder('babes', 'child')
assert verify_word_ladder(ladder) and len(ladder) == 9
def test__word_ladder_6():
ladder = word_ladder('phone', 'stone')
assert verify_word_ladder(ladder) and len(ladder) == 3
def test__word_ladder_4():
ladder = word_ladder('dears', 'fears')
assert verify_word_ladder(ladder) and len(ladder) == 2
def test__word_ladder_2():
ladder = word_ladder('aloof', 'aloof')
assert verify_word_ladder(ladder) and len(ladder) == 1
def test__verify_word_ladder_8():
assert not verify_word_ladder([
'stone', 'shone', 'phone', 'phony', 'peony', 'penny', 'benny', 'bonny',
'money'
])
def test__verify_word_ladder_4():
assert verify_word_ladder(['stone', 'shone'])
def test__verify_word_ladder_3():
assert verify_word_ladder(['stone'])
def test__verify_word_ladder_1():
assert not verify_word_ladder([])
def test__word_ladder_14():
ladder = word_ladder('money', 'stone')
assert verify_word_ladder(ladder) and len(ladder) == 10
def test__word_ladder_12():
ladder = word_ladder('smart', 'money')
assert verify_word_ladder(ladder) and len(ladder) == 11
def test__word_ladder_10():
ladder = word_ladder('angel', 'devil')
assert verify_word_ladder(ladder) and len(ladder) == 9
def test__verify_word_ladder_11b():
assert verify_word_ladder(['chink', 'chine'])
def test__verify_word_ladder_10():
assert verify_word_ladder(['chins', 'chink'])
def test__verify_word_ladder_9b():
assert verify_word_ladder(['chine', 'chins'])
