Function thread_index_via_call

tests/all/component_model/func.rs:3127–3151

(style: ApiStyle)

}

async fn thread_index_via_call(style: ApiStyle) -> Result<()> {
    let component = r#"
(component
  (core module $m
    (import "" "thread.index" (func $thread-index (result i32)))
    (func (export "run")
       (if (i32.eqz (call $thread-index)) (then unreachable))
    )
  )
  (core func $thread-index (canon thread.index))
  (core instance $m (instantiate $m (with "" (instance
    (export "thread.index" (func $thread-index))
  ))))
  (func (export "run") (canon lift (core func $m "run")))
)
"#;
    let engine = Engine::new(&style.config())?;
    let component = Component::new(&engine, component)?;
    let mut store = Store::new(&engine, ());
    let linker = Linker::new(&engine);
    let instance = style.instantiate(&mut store, &linker, &component).await?;
    let run = instance.get_typed_func::<(), ()>(&mut store, "run")?;
    style.call(&mut store, run, ()).await?;
    Ok(())
}

#[tokio::test]
async fn thread_index_via_post_return_sync() -> Result<()> {