Updated test

Author: delvedor

test.js

@@ -10,27 +10,23 @@ t.beforeEach(done => {
 
   fastify.register(fastifyRedis, {
     host: '127.0.0.1'
-  }, (err) => {
-    t.error(err)
   })
 
   fastify.ready(err => {
     t.error(err)
 
-    fastify.redis.flushdb(() => {
+    fastify.redis.flushall(() => {
       fastify.close()
       done()
     })
   })
 })
 
 test('fastify.redis should exist', t => {
-  t.plan(3)
+  t.plan(2)
   const fastify = Fastify()
   fastify.register(fastifyRedis, {
     host: '127.0.0.1'
-  }, (err) => {
-    t.error(err)
   })
 
   fastify.ready(err => {
@@ -42,13 +38,11 @@ test('fastify.redis should exist', t => {
 })
 
 test('fastify.redis should be the redis client', t => {
-  t.plan(5)
+  t.plan(4)
   const fastify = Fastify()
 
   fastify.register(fastifyRedis, {
     host: '127.0.0.1'
-  }, (err) => {
-    t.error(err)
   })
 
   fastify.ready(err => {
@@ -66,57 +60,35 @@ test('fastify.redis should be the redis client', t => {
   })
 })
 
-test('fastify.redis should exist when use the custom redis driver', t => {
-  t.plan(3)
-  const fastify = Fastify()
-
-  fastify.register(fastifyRedis, {
-    driver: require('ioredis'),
-    host: '127.0.0.1'
-  }, (err) => {
-    t.error(err)
-  })
-
-  fastify.ready(err => {
-    t.error(err)
-    t.ok(fastify.redis)
-
-    fastify.close()
-  })
-})
-
-test('fastify.redis should be the redis client when use the custom redis driver', t => {
-  t.plan(5)
+test('promises support', t => {
+  t.plan(2)
   const fastify = Fastify()
 
   fastify.register(fastifyRedis, {
-    driver: require('ioredis'),
     host: '127.0.0.1'
-  }, (err) => {
-    t.error(err)
   })
 
   fastify.ready(err => {
     t.error(err)
 
-    fastify.redis.set('key', 'value', err => {
-      t.error(err)
-      fastify.redis.get('key', (err, val) => {
-        t.error(err)
+    fastify.redis.set('key', 'value')
+      .then(() => {
+        return fastify.redis.get('key')
+      })
+      .then(val => {
         t.equal(val, 'value')
-
         fastify.close()
       })
-    })
+      .catch(err => t.fail(err))
   })
 })
 
-test('fastify.redis should be a singleton', t => {
+test('custom client', t => {
   t.plan(5)
   const fastify = Fastify()
-  const redis = require('redis').createClient({host: 'localhost', port: 6379})
+  const redis = require('redis').createClient({ host: 'localhost', port: 6379 })
 
-  fastify.register(fastifyRedis, {client: redis})
+  fastify.register(fastifyRedis, { client: redis })
 
   fastify.ready(err => {
     t.error(err)