Add failing test

Author: trueadm

packages/svelte/tests/runtime-runes/samples/event-attribute-spread-collision-2/Button.svelte

@@ -0,0 +1,7 @@
+<script>
+	const {log, ...restProps} = $props();
+</script>
+
+<button onclick={() => log.push('internal!')} {...restProps}>
+	<slot />
+</button>

packages/svelte/tests/runtime-runes/samples/event-attribute-spread-collision-2/_config.js

@@ -0,0 +1,16 @@
+import { flushSync } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	html: `<button>Test</button>`,
+
+	async test({ assert, target, component }) {
+		const [b1] = target.querySelectorAll('button');
+
+		flushSync(() => {
+			b1?.click();
+		});
+
+		assert.deepEqual(component.log, ['external!']);
+	}
+});

packages/svelte/tests/runtime-runes/samples/event-attribute-spread-collision-2/main.svelte

@@ -0,0 +1,7 @@
+<script>
+	import Button from "./Button.svelte";
+
+	const {log = []} = $props();
+</script>
+
+<Button log={log} onclick={() => log.push('external!')}>Test</Button>

packages/svelte/tests/runtime-runes/samples/event-attribute-spread-collision/Button.svelte

@@ -1,7 +1,7 @@
 <script>
-	const {log, ...restProps} = $props();
+	const {log, children, ...restProps} = $props();
 </script>
 
 <button onclick={() => log.push('internal!')} {...restProps}>
-	<slot />
+	{@render children()}
 </button>