Add broken test

tests/queries/0_stateless/02543_alter_update_rename_stuck.sh

@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+
+CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+# shellcheck source=../shell_config.sh
+. "$CURDIR"/../shell_config.sh
+
+
+$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS table_to_rename"
+
+$CLICKHOUSE_CLIENT --query="CREATE TABLE table_to_rename(v UInt64, v1 UInt64)ENGINE = MergeTree ORDER BY tuple() SETTINGS min_bytes_for_wide_part = 0"
+
+$CLICKHOUSE_CLIENT --query="INSERT INTO table_to_rename VALUES (1, 1)"
+
+
+# we want to following mutations to stuck
+# That is why we stop merges and wait in loops until they actually start
+$CLICKHOUSE_CLIENT --query="SYSTEM STOP MERGES table_to_rename"
+
+$CLICKHOUSE_CLIENT --query="ALTER TABLE table_to_rename UPDATE v1 = 77 WHERE 1 = 1 SETTINGS mutations_sync = 2" &
+
+counter=0 retries=60
+
+I=0
+while [[ $counter -lt $retries ]]; do
+    I=$((I + 1))
+    result=$($CLICKHOUSE_CLIENT --query "SELECT count() from system.mutations where database='${CLICKHOUSE_DATABASE}' and table='table_to_rename'")
+    if [[ $result == "1" ]]; then
+        break;
+    fi
+    sleep 0.1
+    ((++counter))
+done
+
+$CLICKHOUSE_CLIENT --query="ALTER TABLE table_to_rename RENAME COLUMN v1 to v2" &
+
+counter=0 retries=60
+
+I=0
+while [[ $counter -lt $retries ]]; do
+    I=$((I + 1))
+    result=$($CLICKHOUSE_CLIENT --query "show create table table_to_rename")
+    if [[ $result == *"v2"* ]]; then
+        break;
+    fi
+    sleep 0.1
+    ((++counter))
+done
+
+counter=0 retries=60
+
+I=0
+while [[ $counter -lt $retries ]]; do
+    I=$((I + 1))
+    result=$($CLICKHOUSE_CLIENT --query "SELECT count() from system.mutations where database='${CLICKHOUSE_DATABASE}' and table='table_to_rename'")
+    if [[ $result == "2" ]]; then
+        break;
+    fi
+    sleep 0.1
+    ((++counter))
+done
+
+
+$CLICKHOUSE_CLIENT --query="SYSTEM START MERGES table_to_rename"
+
+wait
+
+$CLICKHOUSE_CLIENT --query="SELECT * FROM table_to_rename FORMAT JSONEachRow"
+
+
+ $CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS table_to_rename"