append_spec.rb in rspeed-0.6.0

- old
+ new

@@ -1,13 +1,11 @@
 # frozen_string_literal: true
 
 RSpec.describe RSpeed::Splitter, '#append' do
-  subject(:splitter) { described_class.new }
-
   let!(:redis) { redis_object }
 
   it 'appends file and time on rspeed key' do
-    splitter.append(
+    described_class.append(
       items: [{ file: '1_spec.rb', time: 1 }.to_json, { file: '2_spec.rb', time: 2 }.to_json],
       key: 'rspeed'
     )
 
     expect(redis.lrange('rspeed', 0, -1)).to eq [