DeletedDossier should have access to discarded demarche

app/models/deleted_dossier.rb

@@ -1,5 +1,5 @@
 class DeletedDossier < ApplicationRecord
-  belongs_to :procedure
+  belongs_to :procedure, -> { with_discarded }, inverse_of: :deleted_dossiers
 
   validates :dossier_id, uniqueness: true
 

spec/factories/deleted_dossier.rb

@@ -2,6 +2,7 @@ FactoryBot.define do
   factory :deleted_dossier do
     dossier_id  { 1111 }
     state       { Dossier.states.fetch(:en_construction) }
+    reason      { DeletedDossier.reasons.fetch(:user_request) }
     deleted_at  { Time.zone.now }
 
     association :procedure, :published

spec/models/deleted_dossier_spec.rb

@@ -0,0 +1,14 @@
+require 'spec_helper'
+
+describe DeletedDossier do
+  let(:deleted_dossier) { create(:deleted_dossier) }
+
+  describe 'with discarded procedure' do
+    before do
+      deleted_dossier.procedure.discard!
+      deleted_dossier.reload
+    end
+
+    it { expect(deleted_dossier.procedure).not_to be_nil }
+  end
+end