def test_set():
bst.set([10, 'hello'])
bprint(repr(bst))
bst.set([3, 'change val'])
bprint(repr(bst))
bst.set([-1, 'anyone'])
bprint(repr(bst))
bst.set([6, 'home'])
bprint(repr(bst))
def test_setitem():
btree[1] = [11, 'DD']
bprint(repr(btree))
btree[4] = [44, 'haha']
bprint(repr(btree))
btree[9] = [99, 'hello']
bprint(repr(btree))
btree[7] = None
bprint(repr(btree))
def test_delitem():
bprint(repr(btree))
del btree[5]
bprint(repr(btree))
del btree[2]
bprint(repr(btree))
del btree[4]
del btree[7]
del btree[2]
# del btree[1]
bprint(repr(btree))
def test_remove():
bst.remove(1)
bprint(repr(bst))
bst.remove(6)
bprint(repr(bst))
bst.remove(5)
bprint(repr(bst))
def test_find():
bprint(repr(btree.find(11)))
bprint(repr(btree.find(1)))
bprint(repr(btree.find(3)))
def test_getitem():
bprint(repr(btree[1]))
bprint(repr(btree[2]))
bprint(repr(btree[5]))
bprint(repr(btree[6]))
bprint(repr(btree[7]))
bprint(repr(btree[20]))
def test_init():
bprint(btree)
bprint(repr(btree))
bprint("btree size:", len(btree))
def test_min():
bprint(repr(bst))
bprint(repr(bst.find_min()))
bst.pop_min()
bprint(repr(bst))
def test_find():
bprint(repr(bst.find(3)))
bprint(repr(bst.find(8)))
bprint(repr(bst.find(7)))
bprint(repr(bst.find(11)))