Use frozen string literal in actionview/

74 files changed, 147 insertions, 0 deletions

diff --git a/actionview/test/abstract_unit.rb b/actionview/test/abstract_unit.rb
index a7d706c5e1..c98270bd12 100644
--- a/actionview/test/abstract_unit.rb
+++ b/actionview/test/abstract_unit.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 $:.unshift File.expand_path("lib", __dir__)
 $:.unshift File.expand_path("fixtures/helpers", __dir__)
 $:.unshift File.expand_path("fixtures/alternate_helpers", __dir__)
diff --git a/actionview/test/actionpack/abstract/abstract_controller_test.rb b/actionview/test/actionpack/abstract/abstract_controller_test.rb
index 8f65a61493..2bf2ddcc70 100644
--- a/actionview/test/actionpack/abstract/abstract_controller_test.rb
+++ b/actionview/test/actionpack/abstract/abstract_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "set"
 
diff --git a/actionview/test/actionpack/abstract/helper_test.rb b/actionview/test/actionpack/abstract/helper_test.rb
index 13922e4485..480ff60ba2 100644
--- a/actionview/test/actionpack/abstract/helper_test.rb
+++ b/actionview/test/actionpack/abstract/helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 ActionController::Base.helpers_path = File.expand_path("../../fixtures/helpers", __dir__)
diff --git a/actionview/test/actionpack/abstract/layouts_test.rb b/actionview/test/actionpack/abstract/layouts_test.rb
index 4ece992597..1146e6f64b 100644
--- a/actionview/test/actionpack/abstract/layouts_test.rb
+++ b/actionview/test/actionpack/abstract/layouts_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 module AbstractControllerTests
diff --git a/actionview/test/actionpack/abstract/render_test.rb b/actionview/test/actionpack/abstract/render_test.rb
index 8b0c54fb77..d863548a5c 100644
--- a/actionview/test/actionpack/abstract/render_test.rb
+++ b/actionview/test/actionpack/abstract/render_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 module AbstractController
diff --git a/actionview/test/actionpack/controller/capture_test.rb b/actionview/test/actionpack/controller/capture_test.rb
index cc3a23c60c..09309e5b6d 100644
--- a/actionview/test/actionpack/controller/capture_test.rb
+++ b/actionview/test/actionpack/controller/capture_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_support/logger"
 
diff --git a/actionview/test/actionpack/controller/layout_test.rb b/actionview/test/actionpack/controller/layout_test.rb
index b3e0329f57..ff66ff2a1a 100644
--- a/actionview/test/actionpack/controller/layout_test.rb
+++ b/actionview/test/actionpack/controller/layout_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_support/core_ext/array/extract_options"
 
diff --git a/actionview/test/actionpack/controller/render_test.rb b/actionview/test/actionpack/controller/render_test.rb
index 6528169312..9df2a73448 100644
--- a/actionview/test/actionpack/controller/render_test.rb
+++ b/actionview/test/actionpack/controller/render_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_model"
 require "controller/fake_models"
diff --git a/actionview/test/actionpack/controller/view_paths_test.rb b/actionview/test/actionpack/controller/view_paths_test.rb
index 4c58b959a9..45c662f0ce 100644
--- a/actionview/test/actionpack/controller/view_paths_test.rb
+++ b/actionview/test/actionpack/controller/view_paths_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class ViewLoadPathsTest < ActionController::TestCase
diff --git a/actionview/test/active_record_unit.rb b/actionview/test/active_record_unit.rb
index 901c0e2b3e..b39ecd8813 100644
--- a/actionview/test/active_record_unit.rb
+++ b/actionview/test/active_record_unit.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 # Define the essentials
diff --git a/actionview/test/activerecord/controller_runtime_test.rb b/actionview/test/activerecord/controller_runtime_test.rb
index 1cec5072c0..42b171ea07 100644
--- a/actionview/test/activerecord/controller_runtime_test.rb
+++ b/actionview/test/activerecord/controller_runtime_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 require "active_record/railties/controller_runtime"
 require "fixtures/project"
diff --git a/actionview/test/activerecord/debug_helper_test.rb b/actionview/test/activerecord/debug_helper_test.rb
index 06ae555a03..4be1023733 100644
--- a/actionview/test/activerecord/debug_helper_test.rb
+++ b/actionview/test/activerecord/debug_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 require "nokogiri"
 
diff --git a/actionview/test/activerecord/form_helper_activerecord_test.rb b/actionview/test/activerecord/form_helper_activerecord_test.rb
index 9949c3fde0..1472ee8def 100644
--- a/actionview/test/activerecord/form_helper_activerecord_test.rb
+++ b/actionview/test/activerecord/form_helper_activerecord_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 require "fixtures/project"
 require "fixtures/developer"
diff --git a/actionview/test/activerecord/polymorphic_routes_test.rb b/actionview/test/activerecord/polymorphic_routes_test.rb
index b2e0fb08c4..4b931f793f 100644
--- a/actionview/test/activerecord/polymorphic_routes_test.rb
+++ b/actionview/test/activerecord/polymorphic_routes_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 require "fixtures/project"
 
diff --git a/actionview/test/activerecord/relation_cache_test.rb b/actionview/test/activerecord/relation_cache_test.rb
index d12c426586..bd0cd10eaf 100644
--- a/actionview/test/activerecord/relation_cache_test.rb
+++ b/actionview/test/activerecord/relation_cache_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 
 class RelationCacheTest < ActionView::TestCase
diff --git a/actionview/test/activerecord/render_partial_with_record_identification_test.rb b/actionview/test/activerecord/render_partial_with_record_identification_test.rb
index 60c3ab3045..367d2c3174 100644
--- a/actionview/test/activerecord/render_partial_with_record_identification_test.rb
+++ b/actionview/test/activerecord/render_partial_with_record_identification_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record_unit"
 
 class RenderPartialWithRecordIdentificationController < ActionController::Base
diff --git a/actionview/test/fixtures/company.rb b/actionview/test/fixtures/company.rb
index 9f527acdd8..93afdd5472 100644
--- a/actionview/test/fixtures/company.rb
+++ b/actionview/test/fixtures/company.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Company < ActiveRecord::Base
   has_one :mascot
   self.sequence_name = :companies_nonstd_seq
diff --git a/actionview/test/fixtures/developer.rb b/actionview/test/fixtures/developer.rb
index 1a686a33ce..cb7ee49eed 100644
--- a/actionview/test/fixtures/developer.rb
+++ b/actionview/test/fixtures/developer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Developer < ActiveRecord::Base
   has_and_belongs_to_many :projects
   has_many :replies
diff --git a/actionview/test/fixtures/helpers/abc_helper.rb b/actionview/test/fixtures/helpers/abc_helper.rb
index cf2774bb5f..999b9b5c6e 100644
--- a/actionview/test/fixtures/helpers/abc_helper.rb
+++ b/actionview/test/fixtures/helpers/abc_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module AbcHelper
   def bare_a() end
 end
diff --git a/actionview/test/fixtures/helpers/helpery_test_helper.rb b/actionview/test/fixtures/helpers/helpery_test_helper.rb
index a4f2951efa..9836143848 100644
--- a/actionview/test/fixtures/helpers/helpery_test_helper.rb
+++ b/actionview/test/fixtures/helpers/helpery_test_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module HelperyTestHelper
   def helpery_test
     "Default"
diff --git a/actionview/test/fixtures/helpers_missing/invalid_require_helper.rb b/actionview/test/fixtures/helpers_missing/invalid_require_helper.rb
index 6ac6677daa..c77121046d 100644
--- a/actionview/test/fixtures/helpers_missing/invalid_require_helper.rb
+++ b/actionview/test/fixtures/helpers_missing/invalid_require_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "very_invalid_file_name"
 
 module InvalidRequireHelper
diff --git a/actionview/test/fixtures/mascot.rb b/actionview/test/fixtures/mascot.rb
index 1c0bd7c8fd..26a2c7bbe1 100644
--- a/actionview/test/fixtures/mascot.rb
+++ b/actionview/test/fixtures/mascot.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Mascot < ActiveRecord::Base
   belongs_to :company
 end
diff --git a/actionview/test/fixtures/project.rb b/actionview/test/fixtures/project.rb
index 404b12cbab..019ddb7aef 100644
--- a/actionview/test/fixtures/project.rb
+++ b/actionview/test/fixtures/project.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Project < ActiveRecord::Base
   has_and_belongs_to_many :developers, -> { uniq }
 
diff --git a/actionview/test/fixtures/reply.rb b/actionview/test/fixtures/reply.rb
index 047522c55b..b2b662e1b5 100644
--- a/actionview/test/fixtures/reply.rb
+++ b/actionview/test/fixtures/reply.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Reply < ActiveRecord::Base
   scope :base, -> { all }
   belongs_to :topic, -> { includes(:replies) }
diff --git a/actionview/test/fixtures/topic.rb b/actionview/test/fixtures/topic.rb
index 48a3dfba88..ff194ce567 100644
--- a/actionview/test/fixtures/topic.rb
+++ b/actionview/test/fixtures/topic.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Topic < ActiveRecord::Base
   has_many :replies, dependent: :destroy
 end
diff --git a/actionview/test/lib/controller/fake_models.rb b/actionview/test/lib/controller/fake_models.rb
index 5250101220..f8b7ddaecc 100644
--- a/actionview/test/lib/controller/fake_models.rb
+++ b/actionview/test/lib/controller/fake_models.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_model"
 
 Customer = Struct.new(:name, :id) do
diff --git a/actionview/test/template/active_model_helper_test.rb b/actionview/test/template/active_model_helper_test.rb
index 6b63aa25a5..a929d8dc3d 100644
--- a/actionview/test/template/active_model_helper_test.rb
+++ b/actionview/test/template/active_model_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class ActiveModelHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/asset_tag_helper_test.rb b/actionview/test/template/asset_tag_helper_test.rb
index d1190b1bd7..4d312d3b6d 100644
--- a/actionview/test/template/asset_tag_helper_test.rb
+++ b/actionview/test/template/asset_tag_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_support/ordered_options"
 
diff --git a/actionview/test/template/atom_feed_helper_test.rb b/actionview/test/template/atom_feed_helper_test.rb
index 7fa5e042fb..1be20dcaae 100644
--- a/actionview/test/template/atom_feed_helper_test.rb
+++ b/actionview/test/template/atom_feed_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 Scroll = Struct.new(:id, :to_param, :title, :body, :updated_at, :created_at) do
diff --git a/actionview/test/template/capture_helper_test.rb b/actionview/test/template/capture_helper_test.rb
index 7f37523eeb..8a1c00fd00 100644
--- a/actionview/test/template/capture_helper_test.rb
+++ b/actionview/test/template/capture_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class CaptureHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/compiled_templates_test.rb b/actionview/test/template/compiled_templates_test.rb
index adb2be9be4..3cd6448e38 100644
--- a/actionview/test/template/compiled_templates_test.rb
+++ b/actionview/test/template/compiled_templates_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class CompiledTemplatesTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/controller_helper_test.rb b/actionview/test/template/controller_helper_test.rb
index 8dd0cedb75..b0d94e56c3 100644
--- a/actionview/test/template/controller_helper_test.rb
+++ b/actionview/test/template/controller_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class ControllerHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/date_helper_i18n_test.rb b/actionview/test/template/date_helper_i18n_test.rb
index 207c8a683e..60303b4c91 100644
--- a/actionview/test/template/date_helper_i18n_test.rb
+++ b/actionview/test/template/date_helper_i18n_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class DateHelperDistanceOfTimeInWordsI18nTests < ActiveSupport::TestCase
diff --git a/actionview/test/template/date_helper_test.rb b/actionview/test/template/date_helper_test.rb
index b9b8194e69..35a08ea672 100644
--- a/actionview/test/template/date_helper_test.rb
+++ b/actionview/test/template/date_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class DateHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/dependency_tracker_test.rb b/actionview/test/template/dependency_tracker_test.rb
index 89917035ff..ef7aeac039 100644
--- a/actionview/test/template/dependency_tracker_test.rb
+++ b/actionview/test/template/dependency_tracker_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "action_view/dependency_tracker"
 
diff --git a/actionview/test/template/digestor_test.rb b/actionview/test/template/digestor_test.rb
index de04f3f25d..928b1ac7dd 100644
--- a/actionview/test/template/digestor_test.rb
+++ b/actionview/test/template/digestor_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "fileutils"
 require "action_view/dependency_tracker"
diff --git a/actionview/test/template/erb/deprecated_erubis_implementation_test.rb b/actionview/test/template/erb/deprecated_erubis_implementation_test.rb
index aaf99f85c0..ea088e7cfc 100644
--- a/actionview/test/template/erb/deprecated_erubis_implementation_test.rb
+++ b/actionview/test/template/erb/deprecated_erubis_implementation_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 module ERBTest
diff --git a/actionview/test/template/erb/form_for_test.rb b/actionview/test/template/erb/form_for_test.rb
index e722b40a9a..b6ecf003a5 100644
--- a/actionview/test/template/erb/form_for_test.rb
+++ b/actionview/test/template/erb/form_for_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "template/erb/helper"
 
diff --git a/actionview/test/template/erb/helper.rb b/actionview/test/template/erb/helper.rb
index bc1eedc15f..57d6cb1be3 100644
--- a/actionview/test/template/erb/helper.rb
+++ b/actionview/test/template/erb/helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ERBTest
   class ViewContext
     include ActionView::Helpers::UrlHelper
diff --git a/actionview/test/template/erb/tag_helper_test.rb b/actionview/test/template/erb/tag_helper_test.rb
index 233f37c48a..24a7592950 100644
--- a/actionview/test/template/erb/tag_helper_test.rb
+++ b/actionview/test/template/erb/tag_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "template/erb/helper"
 
diff --git a/actionview/test/template/erb_util_test.rb b/actionview/test/template/erb_util_test.rb
index 4412ea37fa..8b804105f4 100644
--- a/actionview/test/template/erb_util_test.rb
+++ b/actionview/test/template/erb_util_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_support/json"
 
diff --git a/actionview/test/template/form_collections_helper_test.rb b/actionview/test/template/form_collections_helper_test.rb
index 6160524eb3..aa72621c7d 100644
--- a/actionview/test/template/form_collections_helper_test.rb
+++ b/actionview/test/template/form_collections_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 Category = Struct.new(:id, :name)
diff --git a/actionview/test/template/form_helper/form_with_test.rb b/actionview/test/template/form_helper/form_with_test.rb
index c1a8181204..c7d49070ce 100644
--- a/actionview/test/template/form_helper/form_with_test.rb
+++ b/actionview/test/template/form_helper/form_with_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "controller/fake_models"
 
diff --git a/actionview/test/template/form_helper_test.rb b/actionview/test/template/form_helper_test.rb
index ec2e6b0959..8d689aebeb 100644
--- a/actionview/test/template/form_helper_test.rb
+++ b/actionview/test/template/form_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "controller/fake_models"
 
diff --git a/actionview/test/template/form_options_helper_i18n_test.rb b/actionview/test/template/form_options_helper_i18n_test.rb
index a1048fbb89..21295fa547 100644
--- a/actionview/test/template/form_options_helper_i18n_test.rb
+++ b/actionview/test/template/form_options_helper_i18n_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class FormOptionsHelperI18nTests < ActionView::TestCase
diff --git a/actionview/test/template/form_options_helper_test.rb b/actionview/test/template/form_options_helper_test.rb
index 792481f432..56a8a125e5 100644
--- a/actionview/test/template/form_options_helper_test.rb
+++ b/actionview/test/template/form_options_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class Map < Hash
diff --git a/actionview/test/template/form_tag_helper_test.rb b/actionview/test/template/form_tag_helper_test.rb
index 7ac15db9fe..62b67b0435 100644
--- a/actionview/test/template/form_tag_helper_test.rb
+++ b/actionview/test/template/form_tag_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class FormTagHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/html_test.rb b/actionview/test/template/html_test.rb
index 60f4b0aee6..5cdff74d60 100644
--- a/actionview/test/template/html_test.rb
+++ b/actionview/test/template/html_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class HTMLTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/javascript_helper_test.rb b/actionview/test/template/javascript_helper_test.rb
index 67747a7a83..4478c9f4ab 100644
--- a/actionview/test/template/javascript_helper_test.rb
+++ b/actionview/test/template/javascript_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class JavaScriptHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/log_subscriber_test.rb b/actionview/test/template/log_subscriber_test.rb
index 4c9f84f277..a4d89ba0d1 100644
--- a/actionview/test/template/log_subscriber_test.rb
+++ b/actionview/test/template/log_subscriber_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "active_support/log_subscriber/test_helper"
 require "action_view/log_subscriber"
diff --git a/actionview/test/template/lookup_context_test.rb b/actionview/test/template/lookup_context_test.rb
index b47d92df34..402ee9b6ae 100644
--- a/actionview/test/template/lookup_context_test.rb
+++ b/actionview/test/template/lookup_context_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "abstract_controller/rendering"
 
diff --git a/actionview/test/template/number_helper_test.rb b/actionview/test/template/number_helper_test.rb
index 678120a9c9..2b671a6685 100644
--- a/actionview/test/template/number_helper_test.rb
+++ b/actionview/test/template/number_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class NumberHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/output_safety_helper_test.rb b/actionview/test/template/output_safety_helper_test.rb
index 537b4393ee..b5e9a77105 100644
--- a/actionview/test/template/output_safety_helper_test.rb
+++ b/actionview/test/template/output_safety_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class OutputSafetyHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/partial_iteration_test.rb b/actionview/test/template/partial_iteration_test.rb
index 3ebf3b550a..06bbdabac0 100644
--- a/actionview/test/template/partial_iteration_test.rb
+++ b/actionview/test/template/partial_iteration_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "action_view/renderer/partial_renderer"
 
diff --git a/actionview/test/template/record_identifier_test.rb b/actionview/test/template/record_identifier_test.rb
index ce446715fd..29012e943d 100644
--- a/actionview/test/template/record_identifier_test.rb
+++ b/actionview/test/template/record_identifier_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "controller/fake_models"
 
diff --git a/actionview/test/template/record_tag_helper_test.rb b/actionview/test/template/record_tag_helper_test.rb
index 3685230558..7bbbfccdd0 100644
--- a/actionview/test/template/record_tag_helper_test.rb
+++ b/actionview/test/template/record_tag_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class RecordTagPost
diff --git a/actionview/test/template/render_test.rb b/actionview/test/template/render_test.rb
index 1fd8b4fe1a..8782eb4430 100644
--- a/actionview/test/template/render_test.rb
+++ b/actionview/test/template/render_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "controller/fake_models"
 
diff --git a/actionview/test/template/resolver_cache_test.rb b/actionview/test/template/resolver_cache_test.rb
index 0ecfccd375..8a5db1346a 100644
--- a/actionview/test/template/resolver_cache_test.rb
+++ b/actionview/test/template/resolver_cache_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class ResolverCacheTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/resolver_patterns_test.rb b/actionview/test/template/resolver_patterns_test.rb
index 8e21f4b828..1e1a4c5063 100644
--- a/actionview/test/template/resolver_patterns_test.rb
+++ b/actionview/test/template/resolver_patterns_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class ResolverPatternsTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/sanitize_helper_test.rb b/actionview/test/template/sanitize_helper_test.rb
index 4d4ed3c35c..c7714cf205 100644
--- a/actionview/test/template/sanitize_helper_test.rb
+++ b/actionview/test/template/sanitize_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 # The exhaustive tests are in the rails-html-sanitizer gem.
diff --git a/actionview/test/template/streaming_render_test.rb b/actionview/test/template/streaming_render_test.rb
index 41b9063417..23edf7b538 100644
--- a/actionview/test/template/streaming_render_test.rb
+++ b/actionview/test/template/streaming_render_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class TestController < ActionController::Base
diff --git a/actionview/test/template/tag_helper_test.rb b/actionview/test/template/tag_helper_test.rb
index f1e5946e14..8c57803796 100644
--- a/actionview/test/template/tag_helper_test.rb
+++ b/actionview/test/template/tag_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class TagHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/template_error_test.rb b/actionview/test/template/template_error_test.rb
index 54c1d53b60..c4dc88e4aa 100644
--- a/actionview/test/template/template_error_test.rb
+++ b/actionview/test/template/template_error_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class TemplateErrorTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/template_test.rb b/actionview/test/template/template_test.rb
index d3c08634bc..3dc14e36e0 100644
--- a/actionview/test/template/template_test.rb
+++ b/actionview/test/template/template_test.rb
@@ -1,4 +1,5 @@
 # encoding: US-ASCII
+# frozen_string_literal: true
 
 require "abstract_unit"
 require "logger"
diff --git a/actionview/test/template/test_case_test.rb b/actionview/test/template/test_case_test.rb
index 3deddd5706..f2f64ffa71 100644
--- a/actionview/test/template/test_case_test.rb
+++ b/actionview/test/template/test_case_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 require "rails/engine"
 
diff --git a/actionview/test/template/test_test.rb b/actionview/test/template/test_test.rb
index 52cac77bc5..78ba536dfc 100644
--- a/actionview/test/template/test_test.rb
+++ b/actionview/test/template/test_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 module PeopleHelper
diff --git a/actionview/test/template/testing/fixture_resolver_test.rb b/actionview/test/template/testing/fixture_resolver_test.rb
index effe453fc0..9954e3500d 100644
--- a/actionview/test/template/testing/fixture_resolver_test.rb
+++ b/actionview/test/template/testing/fixture_resolver_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class FixtureResolverTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/testing/null_resolver_test.rb b/actionview/test/template/testing/null_resolver_test.rb
index 5346fd3368..53364c1d90 100644
--- a/actionview/test/template/testing/null_resolver_test.rb
+++ b/actionview/test/template/testing/null_resolver_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class NullResolverTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/text_helper_test.rb b/actionview/test/template/text_helper_test.rb
index 21ee4cc8e5..adb923d93b 100644
--- a/actionview/test/template/text_helper_test.rb
+++ b/actionview/test/template/text_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class TextHelperTest < ActionView::TestCase
diff --git a/actionview/test/template/text_test.rb b/actionview/test/template/text_test.rb
index 72ffd5f3be..0c6470df21 100644
--- a/actionview/test/template/text_test.rb
+++ b/actionview/test/template/text_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class TextTest < ActiveSupport::TestCase
diff --git a/actionview/test/template/translation_helper_test.rb b/actionview/test/template/translation_helper_test.rb
index 1cfc13f337..8956a584ff 100644
--- a/actionview/test/template/translation_helper_test.rb
+++ b/actionview/test/template/translation_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 module I18n
diff --git a/actionview/test/template/url_helper_test.rb b/actionview/test/template/url_helper_test.rb
index a087c5c0cd..0cd0386cac 100644
--- a/actionview/test/template/url_helper_test.rb
+++ b/actionview/test/template/url_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "abstract_unit"
 
 class UrlHelperTest < ActiveSupport::TestCase
diff --git a/actionview/test/ujs/config.ru b/actionview/test/ujs/config.ru
index 213a41127a..7cd3a16acb 100644
--- a/actionview/test/ujs/config.ru
+++ b/actionview/test/ujs/config.ru
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 $LOAD_PATH.unshift __dir__
 require "server"
 
diff --git a/actionview/test/ujs/server.rb b/actionview/test/ujs/server.rb
index 7deb208af0..7d1bab4b2a 100644
--- a/actionview/test/ujs/server.rb
+++ b/actionview/test/ujs/server.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "rack"
 require "rails"
 require "action_controller/railtie"