1 files changed, 5 insertions, 3 deletions
diff --git a/activerecord/test/cases/attribute_methods/read_test.rb b/activerecord/test/cases/attribute_methods/read_test.rb
index a8592bd179..0170a6e98d 100644
--- a/activerecord/test/cases/attribute_methods/read_test.rb
+++ b/activerecord/test/cases/attribute_methods/read_test.rb
@@ -1,19 +1,21 @@
+# frozen_string_literal: true
+
 require "cases/helper"
 
 module ActiveRecord
   module AttributeMethods
     class ReadTest < ActiveRecord::TestCase
-      class FakeColumn < Struct.new(:name)
+      FakeColumn = Struct.new(:name) do
         def type; :integer; end
       end
 
       def setup
-        @klass = Class.new do
+        @klass = Class.new(Class.new { def self.initialize_generated_modules; end }) do
           def self.superclass; Base; end
           def self.base_class; self; end
           def self.decorate_matching_attribute_types(*); end
-          def self.initialize_generated_modules; end
 
+          include ActiveRecord::DefineCallbacks
           include ActiveRecord::AttributeMethods
 
           def self.attribute_names