crftng-intrprtrs/gc/src/lib.rs

#![feature(drain_filter)]
#![feature(negative_impls)]

pub mod allocator;
pub mod gc_ref;
pub mod trace;
mod trace_impl;

// make the test_utils mod pub to use it in fuzzing
pub mod test_utils;

#[cfg(test)]
pub(crate) mod tests {
	use super::allocator::GCAllocator;
	use super::test_utils::GotDropped;

	#[test]
	fn it_works() {
		let got_dropped = GotDropped::default();

		let mut gc = GCAllocator::default();
		gc.alloc(got_dropped.make_drop_checker());

		unsafe { gc.gc(&()) };
		assert!(got_dropped.was_dropped());

		let got_dropped = GotDropped::default();
		let drop_checker = gc.alloc(got_dropped.make_drop_checker());

		unsafe { gc.gc(&(drop_checker,)) };
		assert!(!got_dropped.was_dropped());
		unsafe { gc.gc(&()) };
		assert!(got_dropped.was_dropped());
	}
}