Add errors to cloudflare/vercel adapters when no output config (#4068)

4 files changed, 50 insertions, 0 deletions

diff --git a/packages/integrations/cloudflare/test/fixtures/no-output/astro.config.mjs b/packages/integrations/cloudflare/test/fixtures/no-output/astro.config.mjs
new file mode 100644
index 000000000..b90fd5b24
--- /dev/null
+++ b/packages/integrations/cloudflare/test/fixtures/no-output/astro.config.mjs
@@ -0,0 +1,6 @@
+import { defineConfig } from 'astro/config';
+import cloudflare from '@astrojs/cloudflare';
+
+export default defineConfig({
+	adapter: cloudflare()
+});
diff --git a/packages/integrations/cloudflare/test/fixtures/no-output/package.json b/packages/integrations/cloudflare/test/fixtures/no-output/package.json
new file mode 100644
index 000000000..569c30890
--- /dev/null
+++ b/packages/integrations/cloudflare/test/fixtures/no-output/package.json
@@ -0,0 +1,9 @@
+{
+  "name": "@test/astro-cloudflare-no-output",
+  "version": "0.0.0",
+  "private": true,
+  "dependencies": {
+    "@astrojs/cloudflare": "workspace:*",
+    "astro": "workspace:*"
+  }
+}
diff --git a/packages/integrations/cloudflare/test/no-output.test.js b/packages/integrations/cloudflare/test/no-output.test.js
new file mode 100644
index 000000000..c82d45210
--- /dev/null
+++ b/packages/integrations/cloudflare/test/no-output.test.js
@@ -0,0 +1,25 @@
+import { loadFixture } from './test-utils.js';
+import { expect } from 'chai';
+
+describe('Missing output config', () => {
+	/** @type {import('./test-utils').Fixture} */
+	let fixture;
+
+	before(async () => {
+		fixture = await loadFixture({
+			root: './fixtures/no-output/',
+		});
+	});
+
+	it('throws during the build', async () => {
+		let error = undefined;
+		try {
+			await fixture.build();
+		} catch(err) {
+			error = err;
+		}
+		expect(error).to.not.be.equal(undefined);
+		expect(error.message).to.include(`output: "server"`);
+	});
+});
+
diff --git a/packages/integrations/cloudflare/test/test-utils.js b/packages/integrations/cloudflare/test/test-utils.js
new file mode 100644
index 000000000..6bb3e7c25
--- /dev/null
+++ b/packages/integrations/cloudflare/test/test-utils.js
@@ -0,0 +1,10 @@
+import { loadFixture as baseLoadFixture } from '../../../astro/test/test-utils.js';
+
+export { fixLineEndings } from '../../../astro/test/test-utils.js';
+
+export function loadFixture(config) {
+	if (config?.root) {
+		config.root = new URL(config.root, import.meta.url);
+	}
+	return baseLoadFixture(config);
+}