fix: onResponse request argument (#225)

index.js

@@ -150,7 +150,7 @@ module.exports = fp(function from (fastify, opts, next) {
       }
       this.code(res.statusCode)
       if (onResponse) {
-        onResponse(this.request.raw, this, res.stream)
+        onResponse(this.request, this, res.stream)
       } else {
         this.send(res.stream)
       }

test/onResponse.js

@@ -0,0 +1,48 @@
+'use strict'
+
+const t = require('tap')
+const Fastify = require('fastify')
+const From = require('..')
+const http = require('http')
+const get = require('simple-get').concat
+
+const instance = Fastify()
+instance.register(From)
+
+t.plan(8)
+t.teardown(instance.close.bind(instance))
+
+const target = http.createServer((req, res) => {
+  t.pass('request proxied')
+  t.equal(req.method, 'GET')
+  res.statusCode = 200
+  res.end('hello world')
+})
+
+instance.get('/', (request1, reply) => {
+  reply.from(`http://localhost:${target.address().port}`, {
+    onResponse: (request2, reply, res) => {
+      t.equal(request1.raw, request2.raw)
+      reply.send(res)
+    }
+  })
+})
+
+t.teardown(target.close.bind(target))
+
+instance.listen(0, (err) => {
+  t.error(err)
+
+  target.listen(0, (err) => {
+    t.error(err)
+
+    get(
+      `http://localhost:${instance.server.address().port}`,
+      (err, res, data) => {
+        t.error(err)
+        t.equal(res.statusCode, 200)
+        t.equal(data.toString(), 'hello world')
+      }
+    )
+  })
+})