improve code

Signed-off-by: Weizhen Wang <wangweizhen@pingcap.com>
pingcap · Dec 26, 2022 · 012d237 · 012d237
1 parent 5711050
commit 012d237
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/util/cpu/cpu_test.go b/util/cpu/cpu_test.go
@@ -24,7 +24,7 @@ import (
 )
 
 func TestCPUValue(t *testing.T) {
-	Observer := NewCPUObserver()
+	observer := NewCPUObserver()
 	exit := make(chan struct{})
 	var wg sync.WaitGroup
 	for i := 0; i < 10; i++ {
@@ -41,11 +41,11 @@ func TestCPUValue(t *testing.T) {
 			}
 		}()
 	}
-	Observer.Start()
+	observer.Start()
 	time.Sleep(5 * time.Second)
 	require.GreaterOrEqual(t, GetCPUUsage(), 0.0)
 	require.Less(t, GetCPUUsage(), 1.0)
-	Observer.Stop()
+	observer.Stop()
 	close(exit)
 	wg.Wait()
 }