Use in? in type_champ tests

app/models/type_de_champ.rb

@@ -52,13 +52,16 @@ class TypeDeChamp < ActiveRecord::Base
     type_champs.map { |champ| [I18n.t("activerecord.attributes.type_de_champ.type_champs.#{champ.last}"), champ.first] }
   end
 
-  def field_for_list?
-    !(type_champ == 'textarea' || type_champ == 'header_section')
+  def check_mandatory
+    if non_fillable?
+      self.mandatory = false
+    else
+      true
+    end
   end
 
-  def check_mandatory
-    self.mandatory = false if %w(header_section explication).include?(self.type_champ)
-    true
+  def non_fillable?
+    type_champ.in?(['header_section', 'explication'])
   end
 
   def private?

spec/models/type_de_champ_shared_example.rb

@@ -29,14 +29,4 @@ shared_examples 'type_de_champ_spec' do
       it { is_expected.to allow_value('blabla').for(:description) }
     end
   end
-
-  describe 'field_for_list?' do
-    let(:type_de_champ_yes) { create :type_de_champ_public, type_champ: 'text' }
-    let(:type_de_champ_no_1) { create :type_de_champ_public, type_champ: 'textarea' }
-    let(:type_de_champ_no_2) { create :type_de_champ_public, type_champ: 'header_section' }
-
-    it { expect(type_de_champ_yes.field_for_list?).to be_truthy }
-    it { expect(type_de_champ_no_1.field_for_list?).to be_falsey }
-    it { expect(type_de_champ_no_2.field_for_list?).to be_falsey }
-  end
 end