1 files changed, 37 insertions, 0 deletions
diff --git a/packages/astro/test/astro-not-response.nodetest.js b/packages/astro/test/astro-not-response.nodetest.js
new file mode 100644
index 000000000..e7d23d18d
--- /dev/null
+++ b/packages/astro/test/astro-not-response.nodetest.js
@@ -0,0 +1,37 @@
+import assert from 'node:assert/strict';
+import { after, describe, before, it } from 'node:test';
+import { loadFixture } from './test-utils.js';
+
+// Asset bundling
+describe('Not returning responses', () => {
+	let fixture;
+	/** @type {import('./test-utils').DevServer} */
+	let devServer;
+
+	before(async () => {
+		fixture = await loadFixture({
+			root: './fixtures/astro-not-response/',
+		});
+
+		devServer = await fixture.startDevServer();
+	});
+
+	after(async () => {
+		await devServer.stop();
+	});
+
+	it('Does not work from a page', async () => {
+		try {
+			await fixture.build();
+		} catch (e) {
+			assert.equal(
+				e instanceof Error,
+				true,
+				'Only instance of Response can be returned from an Astro file'
+			);
+			return null;
+		}
+
+		assert.fail('Should have thrown an error');
+	});
+});