test: add serveStatic onNotFound tests for bun and deno

runtime_tests/bun/index.test.tsx

@@ -1,4 +1,4 @@
-import { describe, expect, it } from 'bun:test'
+import { describe, expect, it, mock, beforeEach } from 'bun:test'
 import { serveStatic } from '../../src/adapter/bun'
 import { Context } from '../../src/context'
 import { env, getRuntimeKey } from '../../src/helper/adapter'
@@ -76,10 +76,11 @@ describe('Basic Auth Middleware', () => {
 
 describe('Serve Static Middleware', () => {
   const app = new Hono()
+  const onNotFound = mock(() => {})
   app.all('/favicon.ico', serveStatic({ path: './runtime_tests/bun/favicon.ico' }))
   app.all(
     '/favicon-notfound.ico',
-    serveStatic({ path: './runtime_tests/bun/favicon-notfound.ico' })
+    serveStatic({ path: './runtime_tests/bun/favicon-notfound.ico', onNotFound })
   )
   app.use('/favicon-notfound.ico', async (c, next) => {
     await next()
@@ -89,6 +90,7 @@ describe('Serve Static Middleware', () => {
     '/static/*',
     serveStatic({
       root: './runtime_tests/bun/',
+      onNotFound,
     })
   )
   app.get(
@@ -99,6 +101,8 @@ describe('Serve Static Middleware', () => {
     })
   )
 
+  beforeEach(() => onNotFound.mockClear())
+
   it('Should return static file correctly', async () => {
     const res = await app.request(new Request('http://localhost/favicon.ico'))
     await res.arrayBuffer()
@@ -110,12 +114,14 @@ describe('Serve Static Middleware', () => {
     const res = await app.request(new Request('http://localhost/favicon-notfound.ico'))
     expect(res.status).toBe(404)
     expect(res.headers.get('X-Custom')).toBe('Bun')
+    expect(onNotFound).toHaveBeenCalledWith('./runtime_tests/bun/favicon-notfound.ico')
   })
 
   it('Should return 200 response - /static/plain.txt', async () => {
     const res = await app.request(new Request('http://localhost/static/plain.txt'))
     expect(res.status).toBe(200)
     expect(await res.text()).toBe('Bun!')
+    expect(onNotFound).not.toHaveBeenCalled()
   })
 
   it('Should return 200 response - /dot-static/plain.txt', async () => {

runtime_tests/deno/deps.ts

@@ -1 +1,2 @@
 export { assert, assertEquals, assertMatch } from 'https://deno.land/[email protected]/testing/asserts.ts'
+export { assertSpyCall, assertSpyCalls, spy } from 'https://deno.land/[email protected]/testing/mock.ts'

runtime_tests/deno/middleware.test.tsx

@@ -2,7 +2,7 @@
 /** @jsxFrag Fragment */
 import { basicAuth, jsx, Fragment, serveStatic, jwt } from '../../deno_dist/middleware.ts'
 import { Hono } from '../../deno_dist/mod.ts'
-import { assertEquals, assertMatch } from './deps.ts'
+import { assertEquals, assertMatch, assertSpyCall, assertSpyCalls, spy } from './deps.ts'
 
 // Test just only minimal patterns.
 // Because others are already tested well in Cloudflare Workers environment.
@@ -66,10 +66,11 @@ Deno.test('JSX middleware', async () => {
 
 Deno.test('Serve Static middleware', async () => {
   const app = new Hono()
+  const onNotFound = spy(() => {})
   app.all('/favicon.ico', serveStatic({ path: './runtime_tests/deno/favicon.ico' }))
   app.all(
     '/favicon-notfound.ico',
-    serveStatic({ path: './runtime_tests/deno/favicon-notfound.ico' })
+    serveStatic({ path: './runtime_tests/deno/favicon-notfound.ico', onNotFound })
   )
   app.use('/favicon-notfound.ico', async (c, next) => {
     await next()
@@ -80,6 +81,7 @@ Deno.test('Serve Static middleware', async () => {
     '/static/*',
     serveStatic({
       root: './runtime_tests/deno',
+      onNotFound,
     })
   )
 
@@ -100,6 +102,9 @@ Deno.test('Serve Static middleware', async () => {
   assertEquals(res.status, 404)
   assertMatch(res.headers.get('Content-Type') || '', /^text\/plain/)
   assertEquals(res.headers.get('X-Custom'), 'Deno')
+  assertSpyCall(onNotFound, 0, {
+    args: ['./runtime_tests/deno/favicon-notfound.ico'],
+  })
 
   res = await app.request('http://localhost/static/plain.txt')
   assertEquals(res.status, 200)
@@ -108,6 +113,7 @@ Deno.test('Serve Static middleware', async () => {
   res = await app.request('http://localhost/dot-static/plain.txt')
   assertEquals(res.status, 200)
   assertEquals(await res.text(), 'Deno!!')
+  assertSpyCalls(onNotFound, 1)
 })
 
 Deno.test('JWT Authentication middleware', async () => {