fix: use `compileOption.runes` if defined + add other tests

packages/svelte/tests/runtime-legacy/shared.ts

@@ -158,7 +158,10 @@ async function common_setup(cwd: string, runes: boolean | undefined, config: Run
 		...config.compileOptions,
 		immutable: config.immutable,
 		accessors: 'accessors' in config ? config.accessors : true,
-		runes
+		runes:
+			config.compileOptions && 'runes' in config.compileOptions
+				? config.compileOptions.runes
+				: runes
 	};
 
 	// load_compiled can be used for debugging a test. It means the compiler will not run on the input

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-explicit-false/_config.js

@@ -3,6 +3,9 @@ import { test } from '../../test';
 
 export default test({
 	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
 	async test({ assert, target }) {
 		const p = target.querySelector('p');
 		const btn = target.querySelector('button');

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$props/_config.js

@@ -0,0 +1,17 @@
+import { flushSync } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
+	async test({ assert, target }) {
+		const p = target.querySelector('p');
+		const btn = target.querySelector('button');
+		flushSync(() => {
+			btn?.click();
+		});
+		assert.equal(p?.innerHTML, '0');
+	}
+});

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$props/main.svelte

@@ -0,0 +1,9 @@
+<script>
+	import { get, set } from "./test.svelte.js";
+
+	$$props;
+</script>
+
+<p>{get()}</p>
+
+<button onclick={()=>set()}></button>

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$props/test.svelte.js

@@ -0,0 +1,9 @@
+let count = $state(0);
+
+export function get() {
+	return count;
+}
+
+export function set() {
+	count++;
+}

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$restProps/_config.js

@@ -0,0 +1,17 @@
+import { flushSync } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
+	async test({ assert, target }) {
+		const p = target.querySelector('p');
+		const btn = target.querySelector('button');
+		flushSync(() => {
+			btn?.click();
+		});
+		assert.equal(p?.innerHTML, '0');
+	}
+});

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$restProps/main.svelte

@@ -0,0 +1,9 @@
+<script>
+	import { get, set } from "./test.svelte.js";
+
+	$$restProps;
+</script>
+
+<p>{get()}</p>
+
+<button onclick={()=>set()}></button>

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-$$restProps/test.svelte.js

@@ -0,0 +1,9 @@
+let count = $state(0);
+
+export function get() {
+	return count;
+}
+
+export function set() {
+	count++;
+}

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-const/_config.js

@@ -3,6 +3,9 @@ import { test } from '../../test';
 
 export default test({
 	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
 	async test({ assert, target }) {
 		const p = target.querySelector('p');
 		const btn = target.querySelector('button');

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-labeled/_config.js

@@ -0,0 +1,17 @@
+import { flushSync } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
+	async test({ assert, target }) {
+		const p = target.querySelector('p');
+		const btn = target.querySelector('button');
+		flushSync(() => {
+			btn?.click();
+		});
+		assert.equal(p?.innerHTML, '0');
+	}
+});

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-labeled/main.svelte

@@ -0,0 +1,9 @@
+<script>
+	import { get, set } from "./test.svelte.js";
+
+	$: console.log("");
+</script>
+
+<p>{get()}</p>
+
+<button onclick={()=>set()}></button>

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-labeled/test.svelte.js

@@ -0,0 +1,9 @@
+let count = $state(0);
+
+export function get() {
+	return count;
+}
+
+export function set() {
+	count++;
+}

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-let-2/_config.js

@@ -0,0 +1,17 @@
+import { flushSync } from 'svelte';
+import { test } from '../../test';
+
+export default test({
+	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
+	async test({ assert, target }) {
+		const p = target.querySelector('p');
+		const btn = target.querySelector('button');
+		flushSync(() => {
+			btn?.click();
+		});
+		assert.equal(p?.innerHTML, '0');
+	}
+});

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-let-2/main.svelte

@@ -0,0 +1,10 @@
+<script>
+	import { get, set } from "./test.svelte.js";
+
+	export let x = 42;
+</script>
+
+{x}
+<p>{get()}</p>
+
+<button onclick={()=>set()}></button>

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-let-2/test.svelte.js

@@ -0,0 +1,9 @@
+let count = $state(0);
+
+export function get() {
+	return count;
+}
+
+export function set() {
+	count++;
+}

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous-export-let/_config.js

@@ -3,12 +3,15 @@ import { test } from '../../test';
 
 export default test({
 	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
 	async test({ assert, target }) {
 		const p = target.querySelector('p');
 		const btn = target.querySelector('button');
 		flushSync(() => {
 			btn?.click();
 		});
-		assert.equal(p?.innerHTML, '1');
+		assert.equal(p?.innerHTML, '0');
 	}
 });

packages/svelte/tests/runtime-runes/samples/legacy-runes-ambiguous/_config.js

@@ -3,6 +3,9 @@ import { test } from '../../test';
 
 export default test({
 	mode: ['client'],
+	compileOptions: {
+		runes: undefined
+	},
 	async test({ assert, target }) {
 		const p = target.querySelector('p');
 		const btn = target.querySelector('button');