hunk.code_window: 		t.Run("healthy", func(t *testing.T) {
   			status, resp := th.Client.GetPing()
   			CheckNoError(t, resp)
   			assert.Equal(t, model.STATUS_OK, status)
   		})
  
hunk.labels: keep replace keep keep keep
hunk.after_edit: 			status, resp := client.GetPing()
  
hunk.file_path: api4/system_test.go
hunk.type: replace
file: // Copyright (c) 2017 Uber Technologies, Inc.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  // http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  package utils
  
  import (
  	"math/rand"
  	"sync"
  )
  
  // lockedSource allows a random number generator to be used by multiple goroutines concurrently.
  // The code is very similar to math/rand.lockedSource, which is unfortunately not exposed.
  type lockedSource struct {
  	mut sync.Mutex
  	src rand.Source
  }
  
  // NewRand returns a rand.Rand that is threadsafe.
  func NewRand(seed int64) *rand.Rand {
  	return rand.New(&lockedSource{src: rand.NewSource(seed)})
  }
  
  func (r *lockedSource) Int63() (n int64) {
  	r.mut.Lock()
  	n = r.src.Int63()
  	r.mut.Unlock()
  	return
  }
  
  // Seed implements Seed() of Source
  func (r *lockedSource) Seed(seed int64) {
  	r.mut.Lock()
  	r.src.Seed(seed)
  	r.mut.Unlock()
  }
  