force login_with_france_connect at false when connection devise user

spec/controllers/users/sessions_controller_spec.rb

@@ -0,0 +1,18 @@
+require 'spec_helper'
+
+describe Users::SessionsController, type: :controller do
+
+  describe '.create' do
+    let(:user) { create(:user, login_with_france_connect: true) }
+
+    before do
+      @request.env["devise.mapping"] = Devise.mappings[:user]
+      post :create, user: { email: user.email, password: user.password }
+    end
+
+    it 'login_with_france_connect current_user attribut is false' do
+      user.reload
+      expect(user.login_with_france_connect).to be_falsey
+    end
+  end
+end