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node_modules/fastify/test/same-shape.test.js

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+'use strict'
+
+const { test } = require('node:test')
+const fastify = require('..')
+
+test('same shape on Request', async (t) => {
+  t.plan(1)
+
+  const app = fastify()
+
+  let request
+
+  app.decorateRequest('user')
+
+  app.addHook('preHandler', (req, reply, done) => {
+    if (request) {
+      req.user = 'User'
+    }
+    done()
+  })
+
+  app.get('/', (req, reply) => {
+    if (request) {
+      t.assert.deepStrictEqual(request, req)
+    }
+
+    request = req
+
+    return 'hello world'
+  })
+
+  await app.inject('/')
+  await app.inject('/')
+})
+
+test('same shape on Request when object', async (t) => {
+  t.plan(1)
+
+  const app = fastify()
+
+  let request
+
+  app.decorateRequest('object', null)
+
+  app.addHook('preHandler', (req, reply, done) => {
+    if (request) {
+      req.object = {}
+    }
+    done()
+  })
+
+  app.get('/', (req, reply) => {
+    if (request) {
+      t.assert.deepStrictEqual(request, req)
+    }
+
+    request = req
+
+    return 'hello world'
+  })
+
+  await app.inject('/')
+  await app.inject('/')
+})
+
+test('same shape on Reply', async (t) => {
+  t.plan(1)
+
+  const app = fastify()
+
+  let _reply
+
+  app.decorateReply('user')
+
+  app.addHook('preHandler', (req, reply, done) => {
+    if (_reply) {
+      reply.user = 'User'
+    }
+    done()
+  })
+
+  app.get('/', (req, reply) => {
+    if (_reply) {
+      t.assert.deepStrictEqual(_reply, reply)
+    }
+
+    _reply = reply
+
+    return 'hello world'
+  })
+
+  await app.inject('/')
+  await app.inject('/')
+})
+
+test('same shape on Reply when object', async (t) => {
+  t.plan(1)
+
+  const app = fastify()
+
+  let _reply
+
+  app.decorateReply('object', null)
+
+  app.addHook('preHandler', (req, reply, done) => {
+    if (_reply) {
+      reply.object = {}
+    }
+    done()
+  })
+
+  app.get('/', (req, reply) => {
+    if (_reply) {
+      t.assert.deepStrictEqual(_reply, reply)
+    }
+
+    _reply = reply
+
+    return 'hello world'
+  })
+
+  await app.inject('/')
+  await app.inject('/')
+})