spec/device/balancer_spec.rb in logstash-logger-0.12.0 vs spec/device/balancer_spec.rb in logstash-logger-0.13.0

@@ -2,22 +2,19 @@
 
 describe LogStashLogger::Device::Balancer do
   include_context 'device'
 
   # Create a Balancer writing to both STDOUT and a StringIO
-  let(:subject) { balancer_device }
+  subject { balancer_device }
 
-  let(:stdout) { $stdout }
-  let(:io) { StringIO.new }
-
   describe '#write' do
     before do
       allow(subject.devices).to receive(:sample) { io }
     end
 
     it "writes to one device" do
       expect(io).to receive(:write).once
-      expect(stdout).to_not receive(:write)
+      expect($stdout).to_not receive(:write)
       subject.write("log message")
     end
   end
 
   describe '#flush, #close' do