[Fix #1479] Sanitize Avis email before validation

app/models/avis.rb

@@ -1,11 +1,13 @@
 class Avis < ApplicationRecord
+  include EmailSanitizableConcern
+
   belongs_to :dossier, touch: true
   belongs_to :gestionnaire
   belongs_to :claimant, class_name: 'Gestionnaire'
 
   validates :email, format: { with: Devise.email_regexp, message: "n'est pas valide" }, allow_nil: true
 
-  before_save :clean_email
+  before_validation -> { sanitize_email(:email) }
   before_create :try_to_assign_gestionnaire
   after_create :notify_gestionnaire
 
@@ -31,12 +33,6 @@ class Avis < ApplicationRecord
 
   private
 
-  def clean_email
-    if email.present?
-      self.email = email.downcase.strip
-    end
-  end
-
   def notify_gestionnaire
     AvisMailer.avis_invitation(self).deliver_now
   end

spec/models/avis_spec.rb

@@ -118,7 +118,7 @@ RSpec.describe Avis, type: :model do
     end
   end
 
-  describe "#clean_email" do
+  describe "email sanitization" do
     subject { Avis.create(claimant: claimant, email: email, dossier: create(:dossier), gestionnaire: create(:gestionnaire)) }
 
     context "when there is no email" do