def test_len(self):
t = Treect()
t['a'] = 1
t['b'] = 2
t['c'] = 3
t['d'] = 4
t['e'] = 5
t['2/a'] = 1
t['2/b'] = 2
t['2/c'] = 3
t['2/d'] = 4
t['2/e'] = 5
t['3/2/a'] = 1
t['3/2/b'] = 2
t['3/2/c'] = 3
t['3/2/d'] = 4
t['3/2/e'] = 5
assert len(t) == 7
assert len(t['2']) == 5
assert len(t['3']) == 1
assert len(t['3']['2']) == 5
assert len(t['3/2']) == 5
assert len(list(t.all_items())) == 15
def test_iteration_all(self):
t = Treect()
t['a'] = 1
t['b'] = 2
t['c'] = 3
t['d'] = 4
t['e'] = 5
t['2/f'] = 6
t['2/g'] = 7
t['2/h'] = 8
t['2/i'] = 9
t['2/j'] = 10
t['3/2/k'] = 11
t['3/2/l'] = 12
t['3/2/m'] = 13
t['3/2/n'] = 14
t['3/2/o'] = 15
for k, v in t.all_items():
assert ord(k[-1]) == 97 + v - 1