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authorTom Lane <tgl@sss.pgh.pa.us>2022-07-30 15:33:44 -0400
committerTom Lane <tgl@sss.pgh.pa.us>2022-07-30 15:33:44 -0400
commitbe39d88934331c47c43d8c51500305e928f06240 (patch)
tree678da79401d4dc87d3fce86125f930cccf540872
parentd8e34fa7a18fab4aa8eb010edac133d63ecc11c6 (diff)
downloadpostgresql-be39d88934331c47c43d8c51500305e928f06240.tar.gz
postgresql-be39d88934331c47c43d8c51500305e928f06240.zip
Add regression test coverage for contrib/pg_buffercache.
We can't check the output of this view very closely without creating portability headaches, but we can make sure that the number of rows is as-expected. In any case, this is sufficient to exercise all the C code within, which is a lot better than the 0% coverage we had before. DongWook Lee Discussion: https://postgr.es/m/CAAcByaLCHGJB7qAENEcx9D09UL=w4ma+yijwF_-1MSqQZ9wK6Q@mail.gmail.com
-rw-r--r--contrib/pg_buffercache/.gitignore4
-rw-r--r--contrib/pg_buffercache/Makefile2
-rw-r--r--contrib/pg_buffercache/expected/pg_buffercache.out10
-rw-r--r--contrib/pg_buffercache/sql/pg_buffercache.sql6
4 files changed, 22 insertions, 0 deletions
diff --git a/contrib/pg_buffercache/.gitignore b/contrib/pg_buffercache/.gitignore
new file mode 100644
index 00000000000..5dcb3ff9723
--- /dev/null
+++ b/contrib/pg_buffercache/.gitignore
@@ -0,0 +1,4 @@
+# Generated subdirectories
+/log/
+/results/
+/tmp_check/
diff --git a/contrib/pg_buffercache/Makefile b/contrib/pg_buffercache/Makefile
index 2ab8c65b65c..d74b3e853c6 100644
--- a/contrib/pg_buffercache/Makefile
+++ b/contrib/pg_buffercache/Makefile
@@ -10,6 +10,8 @@ DATA = pg_buffercache--1.2.sql pg_buffercache--1.2--1.3.sql \
pg_buffercache--1.1--1.2.sql pg_buffercache--1.0--1.1.sql
PGFILEDESC = "pg_buffercache - monitoring of shared buffer cache in real-time"
+REGRESS = pg_buffercache
+
ifdef USE_PGXS
PG_CONFIG = pg_config
PGXS := $(shell $(PG_CONFIG) --pgxs)
diff --git a/contrib/pg_buffercache/expected/pg_buffercache.out b/contrib/pg_buffercache/expected/pg_buffercache.out
new file mode 100644
index 00000000000..138556efc9f
--- /dev/null
+++ b/contrib/pg_buffercache/expected/pg_buffercache.out
@@ -0,0 +1,10 @@
+CREATE EXTENSION pg_buffercache;
+select count(*) = (select setting::bigint
+ from pg_settings
+ where name = 'shared_buffers')
+from pg_buffercache;
+ ?column?
+----------
+ t
+(1 row)
+
diff --git a/contrib/pg_buffercache/sql/pg_buffercache.sql b/contrib/pg_buffercache/sql/pg_buffercache.sql
new file mode 100644
index 00000000000..e1ba6f7e8d4
--- /dev/null
+++ b/contrib/pg_buffercache/sql/pg_buffercache.sql
@@ -0,0 +1,6 @@
+CREATE EXTENSION pg_buffercache;
+
+select count(*) = (select setting::bigint
+ from pg_settings
+ where name = 'shared_buffers')
+from pg_buffercache;