From 3151c65f50464496aa5966b0388e2129527d71b2 Mon Sep 17 00:00:00 2001
From: Ning Sun <sunning@greptime.com>
Date: Wed, 18 Mar 2026 18:29:04 +0800
Subject: [PATCH] chore: add more tests

---
 tests-fuzz/src/utils/partition.rs             |  2 +-
 .../common/prepare/mysql_prepare.result       | 19 +++++++++++++++++++
 .../common/prepare/mysql_prepare.sql          |  9 +++++++++
 3 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/tests-fuzz/src/utils/partition.rs b/tests-fuzz/src/utils/partition.rs
index d3dc30061d..89a684326b 100644
--- a/tests-fuzz/src/utils/partition.rs
+++ b/tests-fuzz/src/utils/partition.rs
@@ -36,7 +36,7 @@ pub struct PartitionCount {
 }
 
 pub async fn count_partitions(db: &MySqlPool, datanode_id: u64) -> Result<PartitionCount> {
-    let sql = "select count(1) as count from information_schema.region_peers where peer_id == ?";
+    let sql = "select count(1) as count from information_schema.region_peers where peer_id = ?";
     sqlx::query_as::<_, PartitionCount>(sql)
         .bind(datanode_id)
         .fetch_one(db)
diff --git a/tests/cases/standalone/common/prepare/mysql_prepare.result b/tests/cases/standalone/common/prepare/mysql_prepare.result
index 98a166deaa..5ef242a891 100644
--- a/tests/cases/standalone/common/prepare/mysql_prepare.result
+++ b/tests/cases/standalone/common/prepare/mysql_prepare.result
@@ -124,6 +124,25 @@ DEALLOCATE stmt;
 
 affected_rows: 0
 
+-- SQLNESS PROTOCOL MYSQL
+PREPARE stmt FROM 'SELECT table_name, table_schema FROM information_schema.tables WHERE table_name = ?';
+
+affected_rows: 0
+
+-- SQLNESS PROTOCOL MYSQL
+EXECUTE stmt USING 'cake';
+
++------------+--------------+
+| table_name | table_schema |
++------------+--------------+
+| cake       | public       |
++------------+--------------+
+
+-- SQLNESS PROTOCOL MYSQL
+DEALLOCATE stmt;
+
+affected_rows: 0
+
 -- SQLNESS PROTOCOL MYSQL
 DROP TABLE cake;
 
diff --git a/tests/cases/standalone/common/prepare/mysql_prepare.sql b/tests/cases/standalone/common/prepare/mysql_prepare.sql
index 8e80a0a867..e96e945f88 100644
--- a/tests/cases/standalone/common/prepare/mysql_prepare.sql
+++ b/tests/cases/standalone/common/prepare/mysql_prepare.sql
@@ -72,5 +72,14 @@ EXECUTE stmt USING 'happy', 42, 0;
 -- SQLNESS PROTOCOL MYSQL
 DEALLOCATE stmt;
 
+-- SQLNESS PROTOCOL MYSQL
+PREPARE stmt FROM 'SELECT table_name, table_schema FROM information_schema.tables WHERE table_name = ?';
+
+-- SQLNESS PROTOCOL MYSQL
+EXECUTE stmt USING 'cake';
+
+-- SQLNESS PROTOCOL MYSQL
+DEALLOCATE stmt;
+
 -- SQLNESS PROTOCOL MYSQL
 DROP TABLE cake;