From e586d7d704d475afe3373a1de6ae20d504f79d6d Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Thu, 5 Jun 2025 14:25:23 +0000
Subject: Sync from a8e1c0a7402940e0fc5beef669522b315052df1b

---
 packages/astro/test/units/cookies/error.test.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 packages/astro/test/units/cookies/error.test.js

(limited to 'packages/astro/test/units/cookies/error.test.js')

diff --git a/packages/astro/test/units/cookies/error.test.js b/packages/astro/test/units/cookies/error.test.js
new file mode 100644
index 000000000..027474424
--- /dev/null
+++ b/packages/astro/test/units/cookies/error.test.js
@@ -0,0 +1,22 @@
+import * as assert from 'node:assert/strict';
+import { describe, it } from 'node:test';
+import { AstroCookies } from '../../../dist/core/cookies/index.js';
+import { apply as applyPolyfill } from '../../../dist/core/polyfill.js';
+
+applyPolyfill();
+
+describe('astro/src/core/cookies', () => {
+	describe('errors', () => {
+		it('Produces an error if the response is already sent', () => {
+			const req = new Request('http://example.com/', {});
+			const cookies = new AstroCookies(req);
+			req[Symbol.for('astro.responseSent')] = true;
+			try {
+				cookies.set('foo', 'bar');
+				assert.equal(false, true);
+			} catch (err) {
+				assert.equal(err.name, 'ResponseSentError');
+			}
+		});
+	});
+});
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