test: useMiddleware string handler

test/fixtures/module/modules/middleware/use-middleware.js

@@ -0,0 +1,3 @@
+module.exports = function (req, res, next) {
+  res.end('Use external middleware')
+}

test/fixtures/module/nuxt.config.js

@@ -21,5 +21,12 @@ module.exports = {
     hook('build:done', builder => {
       builder.__build_done__ = true
     })
+    // Add hook for renderer
+    hook('render:before', (renderer) => {
+      renderer.useMiddleware({
+        path: '/use-middleware',
+        handler: '~/modules/middleware/use-middleware'
+      })
+    })
   }
 }

test/module.test.js

@@ -63,6 +63,11 @@ test('Hooks - Error', async t => {
   t.true(errors.length === 1)
 })
 
+test('Hooks - Use external middleware before render', async t => {
+  let response = await rp(url('/use-middleware'))
+  t.is(response, 'Use external middleware')
+})
+
 // Close server and ask nuxt to stop listening to file changes
 test.after('Closing server and nuxt.js', t => {
   nuxt.close()