[Fix #3650] when cloning a procedure, do not forget pj_templates

app/models/procedure.rb

@@ -189,6 +189,16 @@ class Procedure < ApplicationRecord
     end
   end
 
+  def clone_attachments(original, kopy)
+    if original.is_a?(TypeDeChamp) && original.piece_justificative_template.attached?
+      kopy.piece_justificative_template.attach({
+        io: StringIO.new(original.piece_justificative_template.download),
+        filename: original.piece_justificative_template.blob.filename,
+        content_type: original.piece_justificative_template.blob.content_type
+      })
+    end
+  end
+
   def clone(admin, from_library)
     is_different_admin = !admin.owns?(self)
 
@@ -198,7 +208,7 @@ class Procedure < ApplicationRecord
         attestation_template: nil,
         types_de_champ: [:drop_down_list, types_de_champ: :drop_down_list],
         types_de_champ_private: [:drop_down_list, types_de_champ: :drop_down_list]
-      })
+      }, &method(:clone_attachments))
     procedure.path = nil
     procedure.aasm_state = :brouillon
     procedure.test_started_at = nil

spec/factories/type_de_champ.rb

@@ -86,6 +86,10 @@ FactoryBot.define do
     end
     factory :type_de_champ_piece_justificative do
       type_champ { TypeDeChamp.type_champs.fetch(:piece_justificative) }
+
+      after(:create) do |tc, _evaluator|
+        tc.piece_justificative_template.attach(io: StringIO.new("toto"), filename: "toto.txt", content_type: "text/plain")
+      end
     end
     factory :type_de_champ_siret do
       type_champ { TypeDeChamp.type_champs.fetch(:siret) }

spec/models/procedure_spec.rb

@@ -485,6 +485,10 @@ describe Procedure do
       expect(subject.types_de_champ.first.id).not_to eq(procedure.types_de_champ.first.id)
       expect(subject.types_de_champ.first.stable_id).to eq(procedure.types_de_champ.first.id)
     end
+
+    it 'should duplicate piece_justificative_template on a type_de_champ' do
+      expect(subject.types_de_champ.where(type_champ: "piece_justificative").first.piece_justificative_template.attached?).to be true
+    end
   end
 
   describe '#publish!' do