Function drop_clear

tests/test_bst_tree.rs:125–135

()

#[test]
fn drop_clear() {
    use algo::common::drop::{self, Elem};
    drop::with(|ctx| {
        let mut tree = Tree::default();
        for v in 0..100 {
            tree.insert(v, Elem);
        }
        drop(tree);
        assert_eq!(100, ctx.get());
    });
}

#[test]
fn drop_with_delete() {