Add ChampDecorator tests

app/decorators/champ_decorator.rb

@@ -1,4 +1,5 @@
 class ChampDecorator < Draper::Decorator
+  delegate_all
 
   def value
     if type_champ == 'checkbox'
@@ -6,8 +7,4 @@ class ChampDecorator < Draper::Decorator
     end
     object.value
   end
-
-  def type_champ
-    object.type_de_champ.type_champ
-  end
 end

spec/decorators/champ_decorator_spec.rb

@@ -0,0 +1,25 @@
+require 'spec_helper'
+
+describe ChampDecorator do
+  let(:champ) {create :champ, type_de_champ: (create :type_de_champ_public, type_champ: :checkbox)}
+  let(:decorator) { champ.decorate }
+
+  describe 'value' do
+    subject { decorator.value }
+
+    context 'when type_champ is checkbox' do
+
+      context 'when value is on' do
+        before do
+          champ.update value: 'on'
+        end
+
+        it { is_expected.to eq 'Oui' }
+      end
+
+      context 'when value is other' do
+        it { is_expected.to eq 'Non' }
+      end
+    end
+  end
+end