diff --git a/test/test_helpers/email_validatable.rb b/test/test_helpers/email_validatable.rb
new file mode 100644
index 0000000..f9920f0
--- /dev/null
+++ b/test/test_helpers/email_validatable.rb
@@ -0,0 +1,5 @@
+class EmailValidatable
+  include ActiveModel::Validations
+  attr_accessor :email
+  validates :email, email_format: true
+end
diff --git a/test/validators/email_format_validator_test.rb b/test/validators/email_format_validator_test.rb
index 2de25a8..619a6a7 100644
--- a/test/validators/email_format_validator_test.rb
+++ b/test/validators/email_format_validator_test.rb
@@ -1,11 +1,5 @@
 require 'test_helper'
 
-class EmailValidatable
-  include ActiveModel::Validations
-  attr_accessor :email
-  validates :email, email_format: true
-end
-
 class EmailFormatValidatorTest < ActiveSupport::TestCase
   test "tld length" do
     obj = EmailValidatable.new