Fix style guide violations

actionpack/test/abstract_unit.rb

@@ -259,9 +259,9 @@ module ActionDispatch
       host = uri_or_host.host unless path
       path ||= uri_or_host.path
 
-      params = { "PATH_INFO"      => path,
-                "REQUEST_METHOD" => method,
-                "HTTP_HOST"      => host }
+      params = { "PATH_INFO" => path,
+                 "REQUEST_METHOD" => method,
+                 "HTTP_HOST" => host }
 
       routes.call(params)
     end

activerecord/test/cases/query_cache_test.rb

@@ -280,18 +280,18 @@ class QueryCacheTest < ActiveRecord::TestCase
 
     # Warm up the cache by running the query
     assert_queries(1) do
-      assert_equal 0, Post.where(title: 'test').to_a.count
+      assert_equal 0, Post.where(title: "test").to_a.count
     end
 
     # Check that if the same query is run again, no queries are executed
     assert_queries(0) do
-      assert_equal 0, Post.where(title: 'test').to_a.count
+      assert_equal 0, Post.where(title: "test").to_a.count
     end
 
     ActiveRecord::Base.connection.uncached do
       # Check that new query is executed, avoiding the cache
       assert_queries(1) do
-        assert_equal 0, Post.where(title: 'test').to_a.count
+        assert_equal 0, Post.where(title: "test").to_a.count
       end
     end
   end

activesupport/lib/active_support/core_ext/object/duplicable.rb

@@ -74,7 +74,7 @@ end
 class Symbol
   begin
     :symbol.dup # Ruby 2.4.x.
-    'symbol_from_string'.to_sym.dup # Some symbols can't `dup` in Ruby 2.4.0.
+    "symbol_from_string".to_sym.dup # Some symbols can't `dup` in Ruby 2.4.0.
   rescue TypeError
 
     # Symbols are not duplicable:

activesupport/test/core_ext/object/duplicable_test.rb

@@ -5,7 +5,7 @@ require "active_support/core_ext/numeric/time"
 
 class DuplicableTest < ActiveSupport::TestCase
   if RUBY_VERSION >= "2.4.0"
-    RAISE_DUP = [method(:puts), Complex(1), Rational(1), 'symbol_from_string'.to_sym]
+    RAISE_DUP = [method(:puts), Complex(1), Rational(1), "symbol_from_string".to_sym]
     ALLOW_DUP = ["1", Object.new, /foo/, [], {}, Time.now, Class.new, Module.new, BigDecimal.new("4.56"), nil, false, true, 1, 2.3]
   else
     RAISE_DUP = [nil, false, true, :symbol, 1, 2.3, method(:puts), Complex(1), Rational(1)]

railties/test/application/rake_test.rb

@@ -214,7 +214,6 @@ module ApplicationTests
       assert_equal expected_output, output
     end
 
-
     def test_rails_routes_displays_message_when_no_routes_are_defined
       app_file "config/routes.rb", <<-RUBY
         Rails.application.routes.draw do