archetype_iter.rs

    fn testttt() {
        let mut archetype = Archetype::new::<(u32, u64)>();
        archetype.add((10_u32, 12_u64)).unwrap();
        archetype.add((15_u32, 14_u64)).unwrap();
        archetype.add((20_u32, 16_u64)).unwrap();

        let mut query_borrow = QueryBorrow::<'_, (&mut u32, &u64)> {
            lock_guards: vec![
                RwLockEitherGuard::WriteGuard(archetype.data.get_mut::<Vec<u32>>().unwrap().guard),
                RwLockEitherGuard::ReadGuard(archetype.data.get::<Vec<u64>>().unwrap().guard),
            ],
            phantom: PhantomData,
        };

        let query_iter =
            QueryIter::<'_, _, (EitherIter<_>, EitherIter<_>)>::from_borrows(&mut query_borrow);

        for (n, (left, right)) in query_iter.enumerate() {
            println!("{:?}, {:?}", left, right);

            if n == 0 {
                assert!(*left == 10);
                assert!(*right == 12);
            } else if n == 1 {
                assert!(*left == 15);
                assert!(*right == 14);
            } else if n == 2 {
                assert!(*left == 20);
                assert!(*right == 16);
            } else {
                panic!("awd");
            }
        }
    }