From 11ee37468f5cd7eb05db835a0813318afddbf35f Mon Sep 17 00:00:00 2001
From: Ruizhen <ruizhen@amazon.com>
Date: Tue, 5 May 2020 18:53:45 -0700
Subject: [PATCH] Fix a bug in unit test

---
 .../elasticsearch/performanceanalyzer/collectors/StatsTests.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/test/java/com/amazon/opendistro/elasticsearch/performanceanalyzer/collectors/StatsTests.java b/src/test/java/com/amazon/opendistro/elasticsearch/performanceanalyzer/collectors/StatsTests.java
index 7dc7766b..6af9e1c6 100644
--- a/src/test/java/com/amazon/opendistro/elasticsearch/performanceanalyzer/collectors/StatsTests.java
+++ b/src/test/java/com/amazon/opendistro/elasticsearch/performanceanalyzer/collectors/StatsTests.java
@@ -89,6 +89,7 @@ public void testStats() throws Exception {
 
     private static void runInSerial(int iterateSize,  LinkedList<StatExceptionCode> exceptionCodeList, StatsCollector sc) {
         int i = 0;
+        sc.getCounters().clear();
         for(; i < EXEC_COUNT-1; i++) {
             iterate(exceptionCodeList, i * iterateSize, iterateSize, sc);
         }