def test_rebuild_orig():
mm = ManyMany(data)
old_left = copy.deepcopy(mm.left)
print(mm.left)
mm._rebuild_left()
print(mm.left)
assert mm.left == old_left
def test_add_to_left_existing():
mm = ManyMany(data)
mm.add_to_left('this', 'newthing')
left = mm.left
right = mm.right
print(left)
print(right)
assert 'newthing' in left['this']
assert 'newthing' in right
assert right['newthing'] == {'this'}
def test_add_to_right_new():
mm = ManyMany(data)
mm.add_to_right('newthing', 'those')
left = mm.left
right = mm.right
print(left)
print(right)
assert 'those' in left
assert left['those'] == {'newthing'}
assert 'newthing' in right
assert right['newthing'] == {'those'}
def test_dict_hash():
"""
make sure you can hash it!
and that adding something changes the hash
"""
# dict with a set of strings as keys
d = {key: set(values) for key, values in data.items()}
h1 = ManyMany._dict_hash(d)
print(h1)
# add something to a value
d['this'].add('newone')
h2 = ManyMany._dict_hash(d)
assert h1 != h2
def test_right():
mm = ManyMany(data)
assert mm.right['some'] == set(['that', 'them'])
assert mm.right['and'] == set(['that', 'them'])
assert mm.right['other'] == set(['this'])
def test_initialize():
mm = ManyMany(data)
print(mm.left)
assert mm.left['this'] == set(data['this'])
assert mm.left['them'] == set(data['them'])