Function ids_are_threaded_through

tests/all/component_model/bindgen.rs:1245–1270

()

    #[test]
    fn ids_are_threaded_through() -> Result<()> {
        let engine = implements_engine();
        let component = Component::new(&engine, COMPONENT)?;
        let mut linker = Linker::new(&engine);
        named_imports::demo::pkg::store::add_to_linker::<_, HasSelf<MyHost>>(
            &mut linker,
            &component,
            |name| match name {
                "a" => Ok(MyId(1)),
                "b" => Ok(MyId(2)),
                other => wasmtime::bail!("unexpected import: {other}"),
            },
            |s| s,
        )?;
        let mut store = Store::new(&engine, MyHost::default());
        let cache = Cache::instantiate(&mut store, &component, &linker)?;

        cache.call_run(&mut store)?;

        let calls = &store.data().calls;
        assert!(calls.contains(&(1, "set")), "calls: {calls:?}");
        assert!(calls.contains(&(2, "set")), "calls: {calls:?}");
        assert!(calls.contains(&(1, "get")), "calls: {calls:?}");
        assert!(calls.contains(&(2, "get")), "calls: {calls:?}");
        Ok(())
    }

    #[test]
    fn lookup_error_is_propagated() -> Result<()> {