def test_hydra_add_multiple_entries_to_same_hydra():
words = ['every', 'good', 'boy', 'does', 'fine', 'everything']
hh = Hydra(words)
for idx, word in enumerate(words):
hh.insert_word(word, idx)
hh.insert_word(word, idx*2)
assert hh.lookup(word) == set([idx, idx*2])
def test_negative_hydra_lookup_a_word_that_is_not_in_hydra():
hh = Hydra([])
hh.insert_word('someword', 'marker')
assert hh.lookup('anotherword') == None
