working on testing

jest.config.ts

@@ -0,0 +1,9 @@
+import type { Config } from 'jest'
+
+const config: Config = {
+	preset: 'ts-jest',
+	testEnvironment: 'node',
+	verbose: true
+}
+
+export default config

package.json

@@ -32,6 +32,11 @@
   "homepage": "https://github.com/tsndr/cloudflare-worker-router#readme",
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20231025.0",
+    "@jest/globals": "^29.7.0",
+    "@types/jest": "^29.5.11",
+    "jest": "^29.7.0",
+    "ts-jest": "^29.1.1",
+    "ts-node": "^10.9.2",
     "typescript": "^5.2.2"
   }
 }

src/index.spec.ts

@@ -0,0 +1,168 @@
+import { describe, expect, test } from '@jest/globals'
+import { Router } from '.'
+
+describe('Router', () => {
+	test('Router.use', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/')
+		const testResponse = new Response('success', { status: 200 })
+		const testHandler = () => testResponse
+
+		expect(router.use(testHandler)).toBeInstanceOf(Router)
+
+		router.get('/', () => new Response('failed'))
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await response.text()).toBe('success')
+	})
+
+	test('Router.delete', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'DELETE' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.delete('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.get', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'GET' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.get('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.head', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'HEAD' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.head('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.options', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'OPTIONS' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.options('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.patch', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'PATCH' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.patch('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.post', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'POST' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.post('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.put', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'PUT' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.put('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.any', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'POST' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.any('/', () => testResponse)).toBeInstanceOf(Router)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+	test('Router.cors', async () => {
+		const router = new Router()
+		const testRequest = new Request('https://example.com/', { method: 'GET' })
+		const testOptionsRequest = new Request('https://example.com/', { method: 'OPTIONS' })
+		const testResponse = new Response('success', { status: 200 })
+
+		expect(router.cors()).toBeInstanceOf(Router)
+
+		router.get('/', () => testResponse)
+
+		const response = await router.handle(testRequest, {})
+
+		expect(response.status).toBe(200)
+
+		expect(response.headers.get('Access-Control-Allow-Origin')).toBe('*')
+		expect(response.headers.get('Access-Control-Allow-Methods')).toBe('*')
+		expect(response.headers.get('Access-Control-Allow-Headers')).toBe('*')
+		expect(response.headers.get('Access-Control-Allow-Credentials')).toBe(null)
+		expect(response.headers.get('vary')).toBe(null)
+		expect(response.headers.get('Access-Control-Max-Age')).toBe('86400')
+
+		const optionsRes = await router.handle(testOptionsRequest, {})
+
+		expect(optionsRes.status).toBe(204)
+		expect(optionsRes.headers.get('Access-Control-Allow-Origin')).toBe('*')
+		expect(optionsRes.headers.get('Access-Control-Allow-Methods')).toBe('*')
+		expect(optionsRes.headers.get('Access-Control-Allow-Headers')).toBe('*')
+		expect(optionsRes.headers.get('Access-Control-Allow-Credentials')).toBe(null)
+		expect(optionsRes.headers.get('vary')).toBe(null)
+		expect(optionsRes.headers.get('Access-Control-Max-Age')).toBe('86400')
+
+		expect(await (await router.handle(testRequest, {})).text()).toBe('success')
+	})
+
+})