#[subtest]
#[test]
fn level_0() {
let i = 1;
#[subtest]
fn level_1a() {
let level1 = "a";
#[subtest]
fn level_1a_2a() {
let level2 = "a";
}
#[subtest]
fn level_1a_2b() {
let level2 = "b";
#[subtest]
fn level_1a_2b_3() {
let level3 = "X";
}
}
}
#[subtest]
fn level_1b() {
let level1 = "b";
#[subtest]
fn level_1b_2a() {
let level2 = "1ba";
}
#[subtest]
fn level_1b_2b() {
let level2 = "1bb";
}
}
}