--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/benchmark/bun-http-framework-benchmark/__tests__/correction.spec.ts	Fri Jan 23 21:19:08 2026 -0800
@@ -0,0 +1,74 @@
+import { describe, it, expect, beforeEach, beforeAll, afterAll } from 'bun:test'
+import { readdirSync } from 'fs'
+import { resolve } from 'path'
+
+import { spawn, type Subprocess } from 'bun'
+
+const startup = (ms = 5000) => new Promise((resolve) => setTimeout(resolve, ms))
+
+const blacklists = ['bunrest', 'colston', 'fastify']
+
+const frameworks = readdirSync(resolve('src'))
+    .filter((a) => a.endsWith('.ts') || !a.includes('.'))
+    .map((a) => (a.includes('.') ? a.replace('.ts', '') : `${a}/index`))
+    .filter((a) => !blacklists.includes(a))
+
+// ? Not usable atm (bun 0.2.2)
+// ! Blocking on: https://github.com/oven-sh/bun/issues/1462
+describe('correctness', async () => {
+    for (const framework of ['kingworld']) {
+        const server = Bun.spawn({
+            cmd: ['bun', `src/${framework}.ts`],
+            env: {
+                ENV: 'production'
+            }
+        })
+
+        await startup(100)
+
+        let ops: Promise<void>[] = []
+
+        const wrap = (
+            executor: (
+                resolve: (value: void) => void | Promise<void>
+            ) => Promise<void>
+        ): void => {
+            ops.push(new Promise(executor))
+        }
+
+        it('[GET /]: return hi in plain/text', () => {
+            wrap(async (resolve) => {
+                const res = await fetch('http://localhost:3000/')
+                expect(await res.text()).toBe('Hi')
+
+                resolve()
+            })
+        })
+
+        it('[GET /id/:id]: set header and return params and query', async () => {
+            const res = await fetch('http://localhost:3000/id/1?name=bun')
+
+            expect(res.headers.get('x-powered-by')).toBe('benchmark')
+            expect(await res.text()).toBe('1 bun')
+        })
+
+        it('[POST /json]: mirror json result', () =>
+            wrap(async () => {
+                const body = JSON.stringify({
+                    hello: 'world'
+                })
+
+                const res = await fetch('http://localhost:3000/json', {
+                    method: 'POST',
+                    body,
+                    headers: {
+                        'content-type': 'application/json',
+                        'content-length': body.length.toString()
+                    }
+                })
+
+                expect(res.headers.get('content-type')).toBe('application/json')
+                expect(await res.text()).toBe(body)
+            }))
+    }
+})