From 6fce596411b7f4f4fadefade4996e4d6f0776e96 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@clickhouse.com>
Date: Sat, 24 Jun 2023 08:08:16 +0200
Subject: [PATCH] Add a test for #34626

---
 .../0_stateless/02808_aliases_inside_case.reference    |  2 ++
 .../queries/0_stateless/02808_aliases_inside_case.sql  | 10 ++++++++++
 2 files changed, 12 insertions(+)
 create mode 100644 tests/queries/0_stateless/02808_aliases_inside_case.reference
 create mode 100644 tests/queries/0_stateless/02808_aliases_inside_case.sql

diff --git a/tests/queries/0_stateless/02808_aliases_inside_case.reference b/tests/queries/0_stateless/02808_aliases_inside_case.reference
new file mode 100644
index 00000000000..140930649d3
--- /dev/null
+++ b/tests/queries/0_stateless/02808_aliases_inside_case.reference
@@ -0,0 +1,2 @@
+1	1
+2	0.5
diff --git a/tests/queries/0_stateless/02808_aliases_inside_case.sql b/tests/queries/0_stateless/02808_aliases_inside_case.sql
new file mode 100644
index 00000000000..0da45416ed3
--- /dev/null
+++ b/tests/queries/0_stateless/02808_aliases_inside_case.sql
@@ -0,0 +1,10 @@
+# We support specifying aliases in any place in the query, including CASE expression:
+
+with arrayJoin([1,2]) as arg
+select arg,
+       (case
+           when arg = 1
+           then 1 as one
+           when arg = 2
+           then one / 2
+       end) as imposible;