dioxus-mirror/packages/core/tests/work_sync.rs

//! Diffing is interruptible, but uses yield_now which is loop-pollable
//!
//! This means you can actually call it synchronously if you want.

use anyhow::{Context, Result};
use dioxus::{
    arena::SharedResources,
    diff::{CreateMeta, DiffInstruction, DiffMachine},
    prelude::*,
    scope::Scope,
};
use dioxus_core as dioxus;
use dioxus_html as dioxus_elements;
use futures_util::FutureExt;

#[test]
fn worksync() {
    static App: FC<()> = |cx| {
        cx.render(rsx! {
            div {"hello"}
        })
    };
    let mut dom = VirtualDom::new(App);

    let mut fut = dom.rebuild_async().boxed_local();

    let mutations = loop {
        let g = (&mut fut).now_or_never();
        if g.is_some() {
            break g.unwrap().unwrap();
        }
    };

    dbg!(mutations);
}