0001-Added-a-regression-test-for-pg_backend_memory_contex.patch

From 23fe541d5bd3cead787bb7c638f0086b9c2e13eb Mon Sep 17 00:00:00 2001
From: Atsushi Torikoshi <torikoshia@oss.nttdata.com>
Date: Fri, 21 Aug 2020 21:22:10 +0900
Subject: [PATCH] Added a regression test for pg_backend_memory_contexts.

---
 src/test/regress/expected/sysviews.out | 7 +++++++
 src/test/regress/sql/sysviews.sql      | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/src/test/regress/expected/sysviews.out b/src/test/regress/expected/sysviews.out
index 06c4c3e476..06e09fd10b 100644
--- a/src/test/regress/expected/sysviews.out
+++ b/src/test/regress/expected/sysviews.out
@@ -19,6 +19,13 @@ select count(*) >= 0 as ok from pg_available_extensions;
  t
 (1 row)
 
+-- There will surely be at least one context.
+select count(*) > 0 as ok from pg_backend_memory_contexts;
+ ok 
+----
+ t
+(1 row)
+
 -- At introduction, pg_config had 23 entries; it may grow
 select count(*) > 20 as ok from pg_config;
  ok 
diff --git a/src/test/regress/sql/sysviews.sql b/src/test/regress/sql/sysviews.sql
index 28e412b735..2c3b88c855 100644
--- a/src/test/regress/sql/sysviews.sql
+++ b/src/test/regress/sql/sysviews.sql
@@ -12,6 +12,9 @@ select count(*) >= 0 as ok from pg_available_extension_versions;
 
 select count(*) >= 0 as ok from pg_available_extensions;
 
+-- There will surely be at least one context.
+select count(*) > 0 as ok from pg_backend_memory_contexts;
+
 -- At introduction, pg_config had 23 entries; it may grow
 select count(*) > 20 as ok from pg_config;
 
-- 
2.18.1