require 'spec_helper' require_relative '../../config/initializers/metrics' describe 'instrument_classes', lib: true do let(:config) { double(:config) } before do allow(config).to receive(:instrument_method) allow(config).to receive(:instrument_methods) allow(config).to receive(:instrument_instance_methods) end it 'can autoload and instrument all files' do expect { instrument_classes(config) }.not_to raise_error end end