Merge pull request #1675 from monkey92t/test_error

fix unit test errors that may appear in pool_test.go

Author: vmihailenco

pool_test.go

@@ -105,6 +105,13 @@ var _ = Describe("pool", func() {
 	})
 
 	It("reuses connections", func() {
+		// explain: https://github.com/go-redis/redis/pull/1675
+		opt := redisOptions()
+		opt.MinIdleConns = 0
+		opt.MaxConnAge = 0
+		opt.IdleTimeout = 2 * time.Second
+		client = redis.NewClient(opt)
+
 		for i := 0; i < 100; i++ {
 			val, err := client.Ping(ctx).Result()
 			Expect(err).NotTo(HaveOccurred())