add another test

vercel · styfle · Jan 3, 2025 · Dec 23, 2024 · Jan 2, 2025 · Jan 2, 2025
commit 4eba8a8ce3d39652b2dd5d62b2fd5ce164dc8619
diff --git a/packages/next/src/server/config-schema.ts b/packages/next/src/server/config-schema.ts
@@ -540,7 +540,11 @@ export const configSchema: zod.ZodType<NextConfig> = z.lazy(() =>
         loaderFile: z.string().optional(),
         minimumCacheTTL: z.number().int().gte(0).optional(),
         path: z.string().optional(),
-        qualities: z.array(z.number().int().gte(1).lte(100)).max(20).optional(),
+        qualities: z
+          .array(z.number().int().gte(1).lte(100))
+          .min(1)
+          .max(20)
+          .optional(),
       })
       .optional(),
     logging: z

diff --git a/test/integration/image-optimizer/test/index.test.ts b/test/integration/image-optimizer/test/index.test.ts
@@ -307,7 +307,32 @@ describe('Image Optimizer', () => {
       await nextConfig.restore()
 
       expect(stderr).toContain(
-        `Array must be integer elements at "images.qualities"`
+        `Expected integer, received float at "images.qualities[3]"`
+      )
+    })
+
+    it('should error when qualities array is empty', async () => {
+      await nextConfig.replace(
+        '{ /* replaceme */ }',
+        JSON.stringify({
+          images: {
+            qualities: [],
+          },
+        })
+      )
+      let stderr = ''
+
+      app = await launchApp(appDir, await findPort(), {
+        onStderr(msg) {
+          stderr += msg || ''
+        },
+      })
+      await waitFor(1000)
+      await killApp(app).catch(() => {})
+      await nextConfig.restore()
+
+      expect(stderr).toContain(
+        `Array must contain at least 1 element(s) at "images.qualities"`
       )
     })