applies new string literal convention in actioncable/test

The current code base is not uniform. After some discussion,
we have chosen to go with double quotes by default.

1 files changed, 4 insertions, 4 deletions

diff --git a/actioncable/test/subscription_adapter/redis_test.rb b/actioncable/test/subscription_adapter/redis_test.rb
index 4f34dd86c9..2ba5636656 100644
--- a/actioncable/test/subscription_adapter/redis_test.rb
+++ b/actioncable/test/subscription_adapter/redis_test.rb
@@ -1,16 +1,16 @@
-require 'test_helper'
-require_relative './common'
+require "test_helper"
+require_relative "./common"
 
 class RedisAdapterTest < ActionCable::TestCase
   include CommonSubscriptionAdapterTest
 
   def cable_config
-    { adapter: 'redis', driver: 'ruby', url: 'redis://127.0.0.1:6379/12' }
+    { adapter: "redis", driver: "ruby", url: "redis://127.0.0.1:6379/12" }
   end
 end
 
 class RedisAdapterTest::Hiredis < RedisAdapterTest
   def cable_config
-    super.merge(driver: 'hiredis')
+    super.merge(driver: "hiredis")
   end
 end