From cec3ebc013cee7b7a52fb58d1141280501053fd3 Mon Sep 17 00:00:00 2001
From: Simon Holthausen <simon.holthausen@vercel.com>
Date: Fri, 8 May 2026 14:43:53 +0200
Subject: [PATCH] update tests

---
 .../samples/async-stale-derived-6/_config.js  |  4 +-
 .../samples/async-stale-derived-7/_config.js  |  7 +--
 .../async-state-new-branch-1/_config.js       | 14 ++----
 .../async-state-new-branch-2/_config.js       |  8 +---
 .../async-state-new-branch-3/_config.js       | 10 +---
 .../async-state-new-branch/Child.svelte       |  7 ---
 .../samples/async-state-new-branch/_config.js | 46 -------------------
 .../async-state-new-branch/main.svelte        | 28 -----------
 8 files changed, 11 insertions(+), 113 deletions(-)
 delete mode 100644 packages/svelte/tests/runtime-runes/samples/async-state-new-branch/Child.svelte
 delete mode 100644 packages/svelte/tests/runtime-runes/samples/async-state-new-branch/_config.js
 delete mode 100644 packages/svelte/tests/runtime-runes/samples/async-state-new-branch/main.svelte

diff --git a/packages/svelte/tests/runtime-runes/samples/async-stale-derived-6/_config.js b/packages/svelte/tests/runtime-runes/samples/async-stale-derived-6/_config.js
index 5b951d6c49..4bdbc503db 100644
--- a/packages/svelte/tests/runtime-runes/samples/async-stale-derived-6/_config.js
+++ b/packages/svelte/tests/runtime-runes/samples/async-stale-derived-6/_config.js
@@ -23,12 +23,10 @@ export default test({
 
 		pop.click();
 		await tick();
-		assert.htmlEqual(p.innerHTML, `1 + 0 = 1 | 1 0`);
+		assert.htmlEqual(p.innerHTML, `0 + 0 = 0 | 0 0`);
 
 		shift.click();
 		await tick();
-		pop.click();
-		await tick();
 		assert.htmlEqual(p.innerHTML, `1 + 2 = 3 | 1 1`);
 	}
 });
diff --git a/packages/svelte/tests/runtime-runes/samples/async-stale-derived-7/_config.js b/packages/svelte/tests/runtime-runes/samples/async-stale-derived-7/_config.js
index a6f1833d67..b7b4de13a7 100644
--- a/packages/svelte/tests/runtime-runes/samples/async-stale-derived-7/_config.js
+++ b/packages/svelte/tests/runtime-runes/samples/async-stale-derived-7/_config.js
@@ -19,11 +19,12 @@ export default test({
 		await tick();
 		assert.htmlEqual(p.innerHTML, `0 + 0 = 0 | 0 0`);
 
-		// Check that the first batch can still resolve before the second even if one of its async values
-		// is already superseeded (but the subsequent batch as a whole is still pending).
+		// Previously check that the first batch can still resolve before the second even if one of its async values
+		// is already superseeded (but the subsequent batch as a whole is still pending) - now that batches are
+		// entangled this no longer happens and instead everything is waited on.
 		shift_1.click();
 		await tick();
-		assert.htmlEqual(p.innerHTML, `1 + 0 = 1 | 1 0`);
+		assert.htmlEqual(p.innerHTML, `0 + 0 = 0 | 0 0`);
 
 		shift_1.click();
 		await tick();
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-1/_config.js b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-1/_config.js
index dee8af2446..601fbdeabe 100644
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-1/_config.js
+++ b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-1/_config.js
@@ -7,29 +7,23 @@ export default test({
 
 		x.click();
 		await tick();
+		assert.deepEqual(logs, ['universe']);
 
 		y.click();
 		await tick();
+		assert.deepEqual(logs, ['universe', 'universe']);
 		assert.htmlEqual(
 			target.innerHTML,
 			`
 			<button>x</button>
 			<button>y++</button>
 			<button>resolve</button>
-			world
-		` // if this does not show world - that would also be ok
+		`
 		);
 
 		resolve.click();
 		await tick();
-		assert.deepEqual(logs, [
-			'universe',
-			'world',
-			'$effect: world',
-			'$effect: universe',
-			'$effect: universe'
-		]);
-		// assert.deepEqual(logs, ['universe', 'universe', '$effect: universe', '$effect: universe']); // this would also be ok
+		assert.deepEqual(logs, ['universe', 'universe', '$effect: universe', '$effect: universe']);
 		assert.htmlEqual(
 			target.innerHTML,
 			`
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-2/_config.js b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-2/_config.js
index d99f0df731..00b38262e8 100644
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-2/_config.js
+++ b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-2/_config.js
@@ -17,13 +17,7 @@ export default test({
 			<button>y++</button>
 			<button>resolve</button>
 			<hr>
-			world
-			"world"
-			world
-			world
-			world
-			"world"
-		` // if this does not show world "world" world world world "world" - then this would also be ok
+		`
 		);
 
 		resolve.click();
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-3/_config.js b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-3/_config.js
index eb4485e8a6..fe2765e76f 100644
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-3/_config.js
+++ b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch-3/_config.js
@@ -29,17 +29,9 @@ export default test({
 			<button>y++</button>
 			<button>resolve</button>
 			<hr>
-			world
-			"world"
-			world
-			world
-			world
-			"world"
-		` // if this does not show world "world" world world world "world" - then this would also be ok
+		`
 		);
 
-		resolve.click();
-		await tick();
 		resolve.click();
 		await tick();
 		assert.htmlEqual(
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/Child.svelte b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/Child.svelte
deleted file mode 100644
index 6b765526c8..0000000000
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/Child.svelte
+++ /dev/null
@@ -1,7 +0,0 @@
-<script>
-	let { x } = $props();
-	console.log(x);
-	$effect(() => console.log('$effect: '+ x))
-</script>
-
-{x}
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/_config.js b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/_config.js
deleted file mode 100644
index f4b6cc777b..0000000000
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/_config.js
+++ /dev/null
@@ -1,46 +0,0 @@
-import { tick } from 'svelte';
-import { test } from '../../test';
-
-export default test({
-	async test({ assert, target, logs }) {
-		const [x, y, resolve] = target.querySelectorAll('button');
-
-		x.click();
-		await tick();
-		assert.deepEqual(logs, ['universe']);
-
-		y.click();
-		await tick();
-		assert.deepEqual(logs, ['universe', 'world', '$effect: world']);
-		assert.htmlEqual(
-			target.innerHTML,
-			`
-			<button>x</button>
-			<button>y++</button>
-			<button>resolve</button>
-			world
-		`
-		);
-
-		resolve.click();
-		await tick();
-		assert.deepEqual(logs, [
-			'universe',
-			'world',
-			'$effect: world',
-			'$effect: universe',
-			'$effect: universe'
-		]);
-		assert.htmlEqual(
-			target.innerHTML,
-			`
-			<button>x</button>
-			<button>y++</button>
-			<button>resolve</button>
-			universe
-			universe
-			universe
-		`
-		);
-	}
-});
diff --git a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/main.svelte b/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/main.svelte
deleted file mode 100644
index 8edc718de2..0000000000
--- a/packages/svelte/tests/runtime-runes/samples/async-state-new-branch/main.svelte
+++ /dev/null
@@ -1,28 +0,0 @@
-<script>
-	import Child from './Child.svelte';
-
-	let x = $state('world');
-	let y = $state(0);
-	let deferred = [];
-
-	function delay(s) {
-		const d = Promise.withResolvers();
-		deferred.push(() => d.resolve(s))
-		return d.promise;
-	}
-</script>
-
-<button onclick={() => x = 'universe'}>x</button>
-
-<button onclick={() => y++}>y++</button>
-
-<button onclick={() => deferred.shift()()}>resolve</button>
-
-{#if x === 'universe'}
-	{await delay(x)}
-	<Child {x} />
-{/if}
-
-{#if y > 0}
-	<Child {x} />
-{/if}