From 07d7fd413f0b2d9e9fb0b8b2fd5ddfdfb35da158 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Tue, 3 Dec 2019 02:25:08 +0300
Subject: [PATCH] Fixed bad test

---
 .../01035_lc_empty_part_bug.reference         |  2 +-
 .../0_stateless/01035_lc_empty_part_bug.sh    | 26 +++++++++++++++++++
 2 files changed, 27 insertions(+), 1 deletion(-)
 create mode 100755 dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.sh

diff --git a/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.reference b/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.reference
index 8d250d0033f..1ca0ea26354 100644
--- a/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.reference
+++ b/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.reference
@@ -1,3 +1,3 @@
-wait for delete to finish	0
+Waiting for mutation to finish
 still alive
 100
diff --git a/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.sh b/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.sh
new file mode 100755
index 00000000000..21f029f27f1
--- /dev/null
+++ b/dbms/tests/queries/0_stateless/01035_lc_empty_part_bug.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+. $CURDIR/../shell_config.sh
+. $CURDIR/mergetree_mutations.lib
+
+# that test is failing on versions <= 19.11.12
+
+${CLICKHOUSE_CLIENT} --multiquery --query="
+    DROP TABLE IF EXISTS lc_empty_part_bug;
+    create table lc_empty_part_bug (id  UInt64, s String) Engine=MergeTree ORDER BY id;
+    insert into lc_empty_part_bug select number as id, toString(rand()) from numbers(100);
+    alter table lc_empty_part_bug delete where id < 100;
+"
+
+wait_for_mutation 'lc_empty_part_bug' 'mutation_2.txt'
+
+echo 'Waiting for mutation to finish'
+
+${CLICKHOUSE_CLIENT} --multiquery --query="
+    alter table lc_empty_part_bug modify column s LowCardinality(String);
+    SELECT 'still alive';
+    insert into lc_empty_part_bug select number+100 as id, toString(rand()) from numbers(100);
+    SELECT count() FROM lc_empty_part_bug WHERE not ignore(*);
+    DROP TABLE lc_empty_part_bug;
+"