Function gc_integration

tests/test_class.rs:390–408

()

#[test]
fn gc_integration() {
    let gil = Python::acquire_gil();
    let py = gil.python();

    let drop_called = Arc::new(AtomicBool::new(false));
    let inst = GCIntegration::create_instance(
        py,
        RefCell::new(py.None()),
        TestDropCall {
            drop_called: drop_called.clone(),
        },
    )
    .unwrap();
    *inst.self_ref(py).borrow_mut() = inst.as_object().clone_ref(py);
    inst.release_ref(py);

    py.run("import gc; gc.collect()", None, None).unwrap();
    assert!(drop_called.load(Ordering::Relaxed));
}

py_class!(class Len |py| {
    data l: usize;