Revert "Validate voucher code length doesn't exceed the database column length i.e. 255 characters"

This reverts commit 0d0df82522.

app/models/application_record.rb

@@ -9,8 +9,6 @@ class ApplicationRecord < ActiveRecord::Base
   include ArelHelpers::Aliases
   include ArelHelpers::JoinAssociation
 
-  STRING_COLUMN_LIMIT = 255
-
   self.abstract_class = true
 
   def self.image_service

app/models/spree/product_property.rb

@@ -6,7 +6,7 @@ module Spree
     belongs_to :property, class_name: 'Spree::Property'
 
     validates :property, presence: true
-    validates :value, length: { maximum: STRING_COLUMN_LIMIT }
+    validates :value, length: { maximum: 255 }
 
     default_scope -> { order("#{table_name}.position") }
 

app/models/voucher.rb

@@ -10,8 +10,7 @@ class Voucher < ApplicationRecord
            class_name: 'Spree::Adjustment',
            dependent: :nullify
 
-  validates :code, length: { maximum: STRING_COLUMN_LIMIT },
-                   presence: true, uniqueness: { scope: :enterprise_id }
+  validates :code, presence: true, uniqueness: { scope: :enterprise_id }
   validates :amount, presence: true, numericality: { greater_than: 0 }
 
   def code=(value)

spec/models/voucher_spec.rb

@@ -21,7 +21,6 @@ describe Voucher do
   describe 'validations' do
     subject { build(:voucher, code: 'new_code', enterprise: enterprise) }
 
-    it { is_expected.to validate_length_of(:code).is_at_most(255) }
     it { is_expected.to validate_presence_of(:code) }
     it { is_expected.to validate_uniqueness_of(:code).scoped_to(:enterprise_id) }
     it { is_expected.to validate_presence_of(:amount) }