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/connection/string_identifier_test.rb b/actioncable/test/connection/string_identifier_test.rb
index eca0c31060..87484765e5 100644
--- a/actioncable/test/connection/string_identifier_test.rb
+++ b/actioncable/test/connection/string_identifier_test.rb
@@ -1,5 +1,5 @@
-require 'test_helper'
-require 'stubs/test_server'
+require "test_helper"
+require "stubs/test_server"
 
 class ActionCable::Connection::StringIdentifierTest < ActionCable::TestCase
   class Connection < ActionCable::Connection::Base
@@ -24,13 +24,13 @@ class ActionCable::Connection::StringIdentifierTest < ActionCable::TestCase
   protected
     def open_connection_with_stubbed_pubsub
       @server = TestServer.new
-      @server.stubs(:pubsub).returns(stub_everything('pubsub'))
+      @server.stubs(:pubsub).returns(stub_everything("pubsub"))
 
       open_connection
     end
 
     def open_connection
-      env = Rack::MockRequest.env_for "/test", 'HTTP_HOST' => 'localhost', 'HTTP_CONNECTION' => 'upgrade', 'HTTP_UPGRADE' => 'websocket'
+      env = Rack::MockRequest.env_for "/test", "HTTP_HOST" => "localhost", "HTTP_CONNECTION" => "upgrade", "HTTP_UPGRADE" => "websocket"
       @connection = Connection.new(@server, env)
 
       @connection.process