diff --git a/test/validateSchema.test.ts b/test/validateSchema.test.ts
new file mode 100644
index 0000000..e3f67cc
--- /dev/null
+++ b/test/validateSchema.test.ts
@@ -0,0 +1,45 @@
+import { Elysia, t } from 'elysia'
+import SwaggerParser from '@apidevtools/swagger-parser';
+import { swagger } from '../src'
+
+import { describe, expect, it } from 'bun:test'
+import { fail } from 'assert';
+
+const req = (path: string) => new Request(`http://localhost${path}`)
+
+it('returns a valid Swagger/OpenAPI json config for many routes', async () => {
+    const app = new Elysia()
+        .use(swagger())
+        .get('/', () => 'hi', { response: t.String({ description: 'sample description' }) })
+        .get('/unpath/:id', ({ params: { id } }) => id, { response: t.String({ description: 'sample description' }) })
+        .get('/unpath/:id/:name/:age', ({ params: { id, name } }) => `${id} ${name}`,
+            { type: "json", response: t.String({ description: 'sample description' }), params: t.Object({ id: t.String(), name: t.String() }) })
+        .post(
+            '/json/:id',
+            ({ body, params: { id }, query: { name } }) => ({
+                ...body,
+                id,
+                name
+            }),
+            {
+                params: t.Object({
+                    id: t.String()
+                }),
+                query: t.Object({
+                    name: t.String()
+                }),
+                body: t.Object({
+                    username: t.String(),
+                    password: t.String()
+                }),
+                response: t.Object({
+                    username: t.String(),
+                    password: t.String(),
+                    id: t.String(),
+                    name: t.String()
+                }, { description: 'sample description 3' })
+            }
+        );
+    const res = await app.handle(req('/swagger/json')).then((x) => x.json());
+    await SwaggerParser.validate(res).catch((err) => fail(err));
+});