thread_pool_spec.rb in elasticsearch-api-7.7.0.pre

- old
+ new

@@ -10,10 +10,10 @@
     [
         'GET',
         '_cat/thread_pool',
         {},
         nil,
-        nil
+        {}
     ]
   end
 
   it 'performs the request' do
     expect(client_double.cat.thread_pool).to eq({})