wip: fragment diffing working

packages/core/tests/task.rs

@@ -3,6 +3,8 @@
 use dioxus::prelude::*;
 use std::time::Duration;
 
+static mut POLL_COUNT: usize = 0;
+
 #[tokio::test]
 async fn it_works() {
     let mut dom = VirtualDom::new(app);
@@ -11,23 +13,27 @@ async fn it_works() {
 
     tokio::select! {
         _ = dom.wait_for_work() => {}
-        _ = tokio::time::sleep(Duration::from_millis(600)) => {}
+        _ = tokio::time::sleep(Duration::from_millis(10)) => {}
     };
+
+    // By the time the tasks are finished, we should've accumulated ticks from two tasks
+    // Be warned that by setting the delay to too short, tokio might not schedule in the tasks
+    assert_eq!(unsafe { POLL_COUNT }, 135);
 }
 
 fn app(cx: Scope) -> Element {
     cx.use_hook(|| {
         cx.spawn(async {
             for x in 0..10 {
-                tokio::time::sleep(Duration::from_millis(50)).await;
-                println!("Hello, world! {x}");
+                tokio::time::sleep(Duration::from_micros(50)).await;
+                unsafe { POLL_COUNT += x }
             }
         });
 
         cx.spawn(async {
             for x in 0..10 {
-                tokio::time::sleep(Duration::from_millis(25)).await;
-                println!("Hello, world from second thread! {x}");
+                tokio::time::sleep(Duration::from_micros(25)).await;
+                unsafe { POLL_COUNT += x * 2 }
             }
         });
     });