From 0323a749429111c18283749a06cdafd6bd6e50b6 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Fri, 30 Dec 2016 08:17:55 +0300
Subject: [PATCH] Added test [#METR-19266].

---
 .../0_stateless/00406_tuples_with_nulls.reference | 15 +++++++++++++++
 .../0_stateless/00406_tuples_with_nulls.sql       |  2 ++
 2 files changed, 17 insertions(+)
 create mode 100644 dbms/tests/queries/0_stateless/00406_tuples_with_nulls.reference
 create mode 100644 dbms/tests/queries/0_stateless/00406_tuples_with_nulls.sql

diff --git a/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.reference b/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.reference
new file mode 100644
index 00000000000..93f172151dc
--- /dev/null
+++ b/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.reference
@@ -0,0 +1,15 @@
+┌─tuple─────────┐
+│ (0,NULL,NULL) │
+│ (1,1,'1')     │
+│ (2,2,NULL)    │
+│ (3,NULL,'1')  │
+│ (4,1,NULL)    │
+│ (5,2,'1')     │
+│ (6,NULL,NULL) │
+│ (7,1,'1')     │
+│ (8,2,NULL)    │
+│ (9,NULL,'1')  │
+└───────────────┘
+┌──x─┬─y──────┐
+│ \N │ (NULL) │
+└────┴────────┘
diff --git a/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.sql b/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.sql
new file mode 100644
index 00000000000..a947e6f788e
--- /dev/null
+++ b/dbms/tests/queries/0_stateless/00406_tuples_with_nulls.sql
@@ -0,0 +1,2 @@
+SELECT (number, nullIf(number % 3, 0), toString(nullIf(number % 2, 0))) AS tuple FROM system.numbers LIMIT 10 FORMAT PrettyCompactNoEscapes;
+SELECT NULL AS x, tuple(NULL) AS y FORMAT PrettyCompactNoEscapes;