[fix #1709] A user can change its email

spec/controllers/users/profil_controller_spec.rb

@@ -1,6 +1,10 @@
 require 'spec_helper'
 
 describe Users::ProfilController, type: :controller do
+  let(:user) { create(:user) }
+
+  before { sign_in(user) }
+
   describe 'POST #renew_api_token' do
     let(:administrateur) { create(:administrateur) }
 
@@ -16,4 +20,41 @@ describe Users::ProfilController, type: :controller do
     it { expect(response.status).to render_template(:show) }
     it { expect(flash.notice).to eq('Votre jeton a été regénéré.') }
   end
+
+  describe 'PATCH #update_email' do
+    context 'when everything is fine' do
+      before do
+        patch :update_email, params: { user: { email: 'loulou@lou.com' } }
+        user.reload
+      end
+
+      it { expect(user.unconfirmed_email).to eq('loulou@lou.com') }
+      it { expect(response).to redirect_to(profil_path) }
+      it { expect(flash.notice).to eq(I18n.t('devise.registrations.update_needs_confirmation')) }
+    end
+
+    context 'when the mail is already taken' do
+      let!(:user2) { create(:user) }
+
+      before do
+        patch :update_email, params: { user: { email: user2.email } }
+        user.reload
+      end
+
+      it { expect(response).to redirect_to(profil_path) }
+      it { expect(flash.notice).to eq(I18n.t('devise.registrations.update_needs_confirmation')) }
+    end
+
+    context 'when the mail is incorrect' do
+      let!(:user2) { create(:user) }
+
+      before do
+        patch :update_email, params: { user: { email: 'incorrect' } }
+        user.reload
+      end
+
+      it { expect(response).to redirect_to(profil_path) }
+      it { expect(flash.alert).to eq(['Email invalide']) }
+    end
+  end
 end