require 'spec_helper' describe ::Applications::CreateService do let(:user) { create(:user) } let(:params) { attributes_for(:application) } let(:request) { ActionController::TestRequest.new(remote_ip: '127.0.0.1') } subject { described_class.new(user, params) } it 'creates an application' do expect { subject.execute(request) }.to change { Doorkeeper::Application.count }.by(1) end end