allow integers only

app/models/champs/dossier_link_champ.rb

@@ -21,4 +21,13 @@
 #  type_de_champ_id               :integer
 #
 class Champs::DossierLinkChamp < Champ
+  validate :value_integerable, if: -> { value.present? }, on: :prefill
+
+  private
+
+  def value_integerable
+    Integer(value)
+  rescue ArgumentError
+    errors.add(:value, :not_integerable)
+  end
 end

app/models/prefill_params.rb

@@ -37,7 +37,8 @@ class PrefillParams
       TypeDeChamp.type_champs.fetch(:regions),
       TypeDeChamp.type_champs.fetch(:departements),
       TypeDeChamp.type_champs.fetch(:multiple_drop_down_list),
-      TypeDeChamp.type_champs.fetch(:epci)
+      TypeDeChamp.type_champs.fetch(:epci),
+      TypeDeChamp.type_champs.fetch(:dossier_link)
     ]
 
     attr_reader :champ, :value, :dossier

config/locales/en.yml

@@ -509,6 +509,10 @@ en:
               not_in_departement_epci_codes: "must be a valid EPCI code of the matching department"
             value:
               not_in_departement_epci_names: "must be a valid EPCI name of the matching department"
+        "champs/dossier_link_champ":
+          attributes:
+            value:
+              not_integerable: "must be an integer"
   errors:
     format: "Field « %{attribute} » %{message}"
     messages:

config/locales/fr.yml

@@ -504,6 +504,10 @@ fr:
               not_in_departement_epci_codes: "doit être un code d'EPCI du département correspondant"
             value:
               not_in_departement_epci_names: "doit être un nom d'EPCI du département correspondant"
+        "champs/dossier_link_champ":
+          attributes:
+            value:
+              not_integerable: "doit être un entier"
   errors:
     format: "Le champ « %{attribute} » %{message}"
     messages:

spec/models/champs/dossier_link_champ_spec.rb

@@ -0,0 +1,37 @@
+describe Champs::DossierLinkChamp, type: :model do
+  describe 'prefilling validations' do
+    describe 'value' do
+      subject { build(:champ_dossier_link, value: value).valid?(:prefill) }
+
+      context 'when nil' do
+        let(:value) { nil }
+
+        it { expect(subject).to eq(true) }
+      end
+
+      context 'when empty' do
+        let(:value) { '' }
+
+        it { expect(subject).to eq(true) }
+      end
+
+      context 'when an integer' do
+        let(:value) { 42 }
+
+        it { expect(subject).to eq(true) }
+      end
+
+      context 'when a string representing an integer' do
+        let(:value) { "42" }
+
+        it { expect(subject).to eq(true) }
+      end
+
+      context 'when it can be casted as integer' do
+        let(:value) { 'totoro' }
+
+        it { expect(subject).to eq(false) }
+      end
+    end
+  end
+end

spec/models/prefill_params_spec.rb

@@ -203,7 +203,7 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ public value that is unauthorized", :decimal_number, "non decimal string"
     it_behaves_like "a champ public value that is unauthorized", :integer_number, "non integer string"
     it_behaves_like "a champ public value that is unauthorized", :number, "value"
-    # TODO: SEB    it_behaves_like "a champ public value that is unauthorized", :dossier_link, "value"
+    it_behaves_like "a champ public value that is unauthorized", :dossier_link, "value"
     it_behaves_like "a champ public value that is unauthorized", :titre_identite, "value"
     it_behaves_like "a champ public value that is unauthorized", :civilite, "value"
     it_behaves_like "a champ public value that is unauthorized", :date, "value"