dioxus/packages/core/tests/lifecycle.rs
2021-10-01 02:07:12 -04:00

43 lines
921 B
Rust

//! Tests for the lifecycle of components.
use anyhow::{Context, Result};
use dioxus::prelude::*;
use dioxus_core as dioxus;
use dioxus_core_macro::*;
use dioxus_html as dioxus_elements;
use std::sync::{Arc, Mutex};
mod test_logging;
const IS_LOGGING_ENABLED: bool = true;
type Shared<T> = Arc<Mutex<T>>;
#[test]
fn manual_diffing() {
test_logging::set_up_logging(IS_LOGGING_ENABLED);
struct AppProps {
value: Shared<&'static str>,
}
static App: FC<AppProps> = |cx, props| {
let val = props.value.lock().unwrap();
cx.render(rsx! { div { "{val}" } })
};
let value = Arc::new(Mutex::new("Hello"));
let mut dom = VirtualDom::new_with_props(
App,
AppProps {
value: value.clone(),
},
);
let _ = dom.rebuild();
*value.lock().unwrap() = "goodbye";
let edits = dom.diff();
log::debug!("edits: {:?}", edits);
}