From 3dfbc80f0b0a4aec7649cf2678d4257a19b10b1a Mon Sep 17 00:00:00 2001
From: vdimir <vdimir@clickhouse.com>
Date: Tue, 19 Oct 2021 12:38:11 +0300
Subject: [PATCH] Add cases to test replaceRegexpAll_bug

---
 .../02100_replaceRegexpAll_bug.reference        | 14 +++++++++++---
 .../0_stateless/02100_replaceRegexpAll_bug.sql  | 17 ++++++++++++++---
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/tests/queries/0_stateless/02100_replaceRegexpAll_bug.reference b/tests/queries/0_stateless/02100_replaceRegexpAll_bug.reference
index 2bb40778ca6..993dd9b1cde 100644
--- a/tests/queries/0_stateless/02100_replaceRegexpAll_bug.reference
+++ b/tests/queries/0_stateless/02100_replaceRegexpAll_bug.reference
@@ -1,3 +1,11 @@
-aaaabb 
-b aaaa
-aaaa
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
diff --git a/tests/queries/0_stateless/02100_replaceRegexpAll_bug.sql b/tests/queries/0_stateless/02100_replaceRegexpAll_bug.sql
index d0caeacfa0e..32f7f63f6d0 100644
--- a/tests/queries/0_stateless/02100_replaceRegexpAll_bug.sql
+++ b/tests/queries/0_stateless/02100_replaceRegexpAll_bug.sql
@@ -1,3 +1,14 @@
-SELECT trim(leading 'b '  FROM 'b aaaabb ') x;
-SELECT trim(trailing 'b ' FROM 'b aaaabb ') x;
-SELECT trim(both 'b '     FROM 'b aaaabb ') x;
+SELECT 'aaaabb ' == trim(leading 'b ' FROM 'b aaaabb ') x;
+SELECT 'b aaaa' == trim(trailing 'b ' FROM 'b aaaabb ') x;
+SELECT 'aaaa' == trim(both 'b ' FROM 'b aaaabb ') x;
+
+SELECT '1' == replaceRegexpAll(',,1,,', '^[,]*|[,]*$', '') x;
+SELECT '1' == replaceRegexpAll(',,1', '^[,]*|[,]*$', '') x;
+SELECT '1' == replaceRegexpAll('1,,', '^[,]*|[,]*$', '') x;
+
+SELECT '1,,' == replaceRegexpOne(',,1,,', '^[,]*|[,]*$', '') x;
+SELECT '1' == replaceRegexpOne(',,1', '^[,]*|[,]*$', '') x;
+SELECT '1,,' == replaceRegexpOne('1,,', '^[,]*|[,]*$', '') x;
+
+SELECT '5935,5998,6014' == trim(BOTH ', ' FROM '5935,5998,6014, ') x;
+SELECT '5935,5998,6014' == replaceRegexpAll('5935,5998,6014, ', concat('^[', regexpQuoteMeta(', '), ']*|[', regexpQuoteMeta(', '), ']*$'), '') AS x;