another test

packages/svelte/tests/runtime-runes/samples/async-derived-indirect/_config.js

@@ -0,0 +1,29 @@
+import { tick } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	async test({ assert, target }) {
+		await tick();
+		const [a, b, resolve] = target.querySelectorAll('button');
+
+		a.click();
+		await tick();
+		b.click();
+		await tick();
+		resolve.click();
+		await tick();
+		resolve.click();
+		await tick();
+
+		assert.htmlEqual(
+			target.innerHTML,
+			`
+                <button>a</button>
+                <button>b</button>
+                <button>resolve</button>
+				hi
+                1
+            `
+		);
+	}
+});

packages/svelte/tests/runtime-runes/samples/async-derived-indirect/main.svelte

@@ -0,0 +1,21 @@
+<script>
+	let a = $state(0);
+	let b = $state(0);
+	let a_b = $derived(a * b);
+
+	const queued = [];
+
+	function push(value) {
+		if (!value) return value;
+		return new Promise(resolve => {
+			queued.push(() => resolve(value));
+		});
+	}
+</script>
+
+<button onclick={() => (a++)}>a</button>
+<button onclick={() => (b++)}>b</button>
+<button onclick={() => (queued.shift()?.())}>resolve</button>
+<!-- a_b called in a block effect before being called in an async effect -->
+{#if a_b}hi{/if}
+{await push(a_b)}