Add tests for pg_stat_ssl system view

Reviewed-by: Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp>
Discussion: https://www.postgresql.org/message-id/flat/398754d8-6bb5-c5cf-e7b8-22e5f0983caf@2ndquadrant.com/

diff --git a/src/test/ssl/t/001_ssltests.pl b/src/test/ssl/t/001_ssltests.pl
index 2b875a3c956a97cdc8288ae1777dcaef3644bd4e..74a5da578a24c8132a4ab615b55ecdab4bff95f7 100644 (file)
--- a/src/test/ssl/t/001_ssltests.pl
+++ b/src/test/ssl/t/001_ssltests.pl
@@ -8,7 +8,7 @@ use File::Copy;
 
 if ($ENV{with_openssl} eq 'yes')
 {
-   plan tests => 65;
+   plan tests => 71;
 }
 else
 {
@@ -309,6 +309,16 @@ test_connect_fails(
    qr/SSL error/,
    "does not connect with client-side CRL");
 
+# pg_stat_ssl
+command_like([
+   'psql', '-X', '-A', '-F', ',', '-P', 'null=_null_',
+   '-d', "$common_connstr sslrootcert=invalid",
+   '-c', "SELECT * FROM pg_stat_ssl WHERE pid = pg_backend_pid()"
+            ],
+            qr{^pid,ssl,version,cipher,bits,compression,clientdn\n
+               ^\d+,t,TLSv[\d.]+,[\w-]+,\d+,f,$}mx,
+            'pg_stat_ssl view without client certificate');
+
 ### Server-side tests.
 ###
 ### Test certificate authorization.
@@ -331,6 +341,16 @@ test_connect_ok(
    "user=ssltestuser sslcert=ssl/client.crt sslkey=ssl/client_tmp.key",
    "certificate authorization succeeds with correct client cert");
 
+# pg_stat_ssl
+command_like([
+   'psql', '-X', '-A', '-F', ',', '-P', 'null=_null_',
+   '-d', "$common_connstr user=ssltestuser sslcert=ssl/client.crt sslkey=ssl/client_tmp.key",
+   '-c', "SELECT * FROM pg_stat_ssl WHERE pid = pg_backend_pid()"
+            ],
+            qr{^pid,ssl,version,cipher,bits,compression,clientdn\n
+               ^\d+,t,TLSv[\d.]+,[\w-]+,\d+,f,/CN=ssltestuser$}mx,
+            'pg_stat_ssl with client certificate');
+
 # client key with wrong permissions
 test_connect_fails(
    $common_connstr,