diff --git a/test/fixtures/ssr-partytown/astro.config.mjs b/test/fixtures/ssr-partytown/astro.config.mjs
new file mode 100644
index 000000000000..ea1fb12db89c
--- /dev/null
+++ b/test/fixtures/ssr-partytown/astro.config.mjs
@@ -0,0 +1,7 @@
+import { defineConfig } from 'astro/config';
+import partytown from '@astrojs/partytown';
+
+// https://astro.build/config
+export default defineConfig({
+ integrations: [partytown()],
+});
diff --git a/test/fixtures/ssr-partytown/package.json b/test/fixtures/ssr-partytown/package.json
new file mode 100644
index 000000000000..5713e2d1bc46
--- /dev/null
+++ b/test/fixtures/ssr-partytown/package.json
@@ -0,0 +1,9 @@
+{
+ "name": "@test/ssr-partytown",
+ "version": "0.0.0",
+ "private": true,
+ "dependencies": {
+ "astro": "workspace:*",
+ "@astrojs/partytown": "workspace:*"
+ }
+}
diff --git a/test/fixtures/ssr-partytown/src/pages/index.astro b/test/fixtures/ssr-partytown/src/pages/index.astro
new file mode 100644
index 000000000000..743a9d35afbe
--- /dev/null
+++ b/test/fixtures/ssr-partytown/src/pages/index.astro
@@ -0,0 +1,6 @@
+
+ testing
+
+ testing
+
+
diff --git a/test/ssr-partytown.test.js b/test/ssr-partytown.test.js
new file mode 100644
index 000000000000..5ea2bcde59e9
--- /dev/null
+++ b/test/ssr-partytown.test.js
@@ -0,0 +1,34 @@
+import { expect } from 'chai';
+import { load as cheerioLoad } from 'cheerio';
+import { loadFixture } from './test-utils.js';
+import testAdapter from './test-adapter.js';
+
+describe('Using the Partytown integration in SSR', () => {
+ /** @type {import('./test-utils').Fixture} */
+ let fixture;
+
+ before(async () => {
+ fixture = await loadFixture({
+ root: './fixtures/ssr-partytown/',
+ adapter: testAdapter(),
+ experimental: {
+ ssr: true,
+ },
+ });
+ await fixture.build();
+ });
+
+ it('Has the scripts in the page', async () => {
+ const app = await fixture.loadTestAdapterApp();
+ const request = new Request('http://example.com/');
+ const response = await app.render(request);
+ const html = await response.text();
+ const $ = cheerioLoad(html);
+ expect($('script')).to.have.a.lengthOf(1);
+ });
+
+ it('The partytown scripts are in the manifest', async () => {
+ const app = await fixture.loadTestAdapterApp();
+ expect(app.manifest.assets).to.contain('/~partytown/partytown-sw.js');
+ });
+});