From 4112983972320d91beb5191cdc5680223795ffa6 Mon Sep 17 00:00:00 2001
From: obdev <obdev@oceanbase.com>
Date: Thu, 8 Feb 2024 09:03:20 +0000
Subject: [PATCH] fix test_index_usage fail case

---
 unittest/share/index_usage/test_index_usage.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/unittest/share/index_usage/test_index_usage.cpp b/unittest/share/index_usage/test_index_usage.cpp
index c57f14994b..6a58cbc7cd 100644
--- a/unittest/share/index_usage/test_index_usage.cpp
+++ b/unittest/share/index_usage/test_index_usage.cpp
@@ -110,6 +110,7 @@ TEST_F(TestIndexUsageInfo, test_sample_filter)
   // about 10% sample ratio
   bool is_filter = true;
   int64_t count = 0;
+  mgr_.is_sample_mode_=true;
   for (int64_t i = 0; i < 20; i++) {
     int64_t random_num = common::ObClockGenerator::getClock();
     is_filter = mgr_.sample_filterd(random_num);
@@ -118,6 +119,16 @@ TEST_F(TestIndexUsageInfo, test_sample_filter)
     }
   }
   ASSERT_TRUE(count < 20);
+  mgr_.is_sample_mode_=false;
+  count = 0;
+  for (int64_t i = 0; i < 20; i++) {
+    int64_t random_num = common::ObClockGenerator::getClock();
+    is_filter = mgr_.sample_filterd(random_num);
+    if (!is_filter) {
+      count++;
+    }
+  }
+  ASSERT_TRUE(count == 20);
 }
 
 TEST_F(TestIndexUsageInfo, test_refresh_config)