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-rw-r--r--t/02_backends.t68
1 files changed, 41 insertions, 27 deletions
diff --git a/t/02_backends.t b/t/02_backends.t
index 73933c87c..609d8ab55 100644
--- a/t/02_backends.t
+++ b/t/02_backends.t
@@ -16,13 +16,16 @@ my $cp = CP_Testing->new( {default_action => 'backends'} );
$dbh = $cp->test_database_handle();
+my $ver = $dbh->{pg_server_version};
+my $goodver = $ver >= 80200 ? 1 : 0;
+
## Check current number of connections: should be 1 (for recent versions of PG)
$SQL = 'SELECT count(*) FROM pg_stat_activity';
$count = $dbh->selectall_arrayref($SQL)->[0][0];
$t=q{Current number of backends is one (ourselves)};
-is ($count, 1, $t);
-1==$count or BAIL_OUT "Cannot continue unless we start from a sane connection count\n";
+$count <= 1 or BAIL_OUT "Cannot continue unless we start from a sane connection count\n";
+pass $t;
$host = $cp->get_host();
@@ -37,13 +40,17 @@ $t=qq{$S returned correct host name};
like ($result, qr{^POSTGRES_BACKENDS OK: \(host:$host\)}, $t);
$t=qq{$S returned correct connection count};
-like ($result, qr{^POSTGRES_BACKENDS OK: \(host:$host\) 2 of 10 connections}, $t);
+SKIP: {
+ skip 'Cannot test backends completely with older version of Postgres', 3;
+
+ like ($result, qr{^POSTGRES_BACKENDS OK: \(host:$host\) 2 of 10 connections}, $t);
-$t=qq{$S returned correct percentage};
-like ($result, qr{^POSTGRES_BACKENDS OK: \(host:$host\) 2 of 10 connections \(20%\)}, $t);
+ $t=qq{$S returned correct percentage};
+ like ($result, qr{^POSTGRES_BACKENDS OK: \(host:$host\) 2 of 10 connections \(20%\)}, $t);
-$t=qq{$S returned correct performance data};
-like ($result, qr{ \| time=(\d\.\d\d) ardala=0 beedeebeedee=0 postgres=2 template0=0 template1=0\s$}, $t);
+ $t=qq{$S returned correct performance data};
+ like ($result, qr{ \| time=(\d\.\d\d) ardala=0 beedeebeedee=0 postgres=2 template0=0 template1=0\s$}, $t);
+}
$t=qq{$S fails when called with an invalid option};
like ($cp->run('foobar=12'), qr{^\s*Usage:}, $t);
@@ -72,12 +79,15 @@ $t=qq{$S fails when the critical option is a negative percent};
like ($cp->run('-c -10%'), qr{^ERROR: Cannot specify a negative percent}, $t);
$t=qq{$S with the 'noidle' option returns expected result};
-like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ 2 of 10 connections}, $t);
+my $num = $goodver ? 2 : 1;
+like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ $num of 10 connections}, $t);
$dbh2 = $cp->get_fresh_dbh();
$dbh2->do('SELECT 123');
-like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ 3 of 10 connections}, $t);
+$num++ if $goodver;
+like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ $num of 10 connections}, $t);
$dbh2->commit();
-like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ 2 of 10 connections}, $t);
+$num = $goodver ? 2 : '(?:1|2)';
+like ($cp->run('-noidle'), qr{^POSTGRES_BACKENDS OK:.+ $num of 10 connections}, $t);
$t=qq{$S has critical option trump the warning option};
like ($cp->run('-w 1 -c 1'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
@@ -85,74 +95,78 @@ like ($cp->run('--critical=1 --warning=0'), qr{^POSTGRES_BACKENDS CRITICAL}, $t)
$t=qq{$S works with warning option as an absolute number};
like ($cp->run('-w 2'), qr{^POSTGRES_BACKENDS WARNING}, $t);
-like ($cp->run('-w 3'), qr{^POSTGRES_BACKENDS WARNING}, $t);
+$num = $goodver ? 3 : 2;
+like ($cp->run("-w $num"), qr{^POSTGRES_BACKENDS WARNING}, $t);
like ($cp->run('-w 4'), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works with warning option as an percentage};
like ($cp->run('-w 20%'), qr{^POSTGRES_BACKENDS WARNING}, $t);
-like ($cp->run('-w 30%'), qr{^POSTGRES_BACKENDS WARNING}, $t);
+like ($cp->run("-w ${num}0%"), qr{^POSTGRES_BACKENDS WARNING}, $t);
like ($cp->run('-w 40%'), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works with warning option as a negative number};
like ($cp->run('-w -6'), qr{^POSTGRES_BACKENDS WARNING}, $t);
like ($cp->run('-w -7'), qr{^POSTGRES_BACKENDS WARNING}, $t);
-like ($cp->run('-w -8'), qr{^POSTGRES_BACKENDS OK}, $t);
+$num = $goodver ? 8 : 9;
+like ($cp->run("-w -$num"), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works with critical option as an absolute number};
like ($cp->run('-c 2'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
-like ($cp->run('-c 3'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
+$num = $goodver ? 3 : 2;
+like ($cp->run("-c $num"), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
like ($cp->run('-c 4'), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works with critical option as an percentage};
like ($cp->run('-c 20%'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
-like ($cp->run('-c 30%'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
+like ($cp->run("-c ${num}0%"), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
like ($cp->run('-c 40%'), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works with critical option as a negative number};
like ($cp->run('-c -6'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
like ($cp->run('-c -7'), qr{^POSTGRES_BACKENDS CRITICAL}, $t);
-like ($cp->run('-c -8'), qr{^POSTGRES_BACKENDS OK}, $t);
+$num = $goodver ? 8 : 9;
+like ($cp->run("-c -$num"), qr{^POSTGRES_BACKENDS OK}, $t);
$t=qq{$S works when no items caught by pg_stat_activity};
-$cp->drop_schema_if_exists($fakeschema);
+$cp->drop_schema_if_exists();
$cp->create_fake_pg_table('pg_stat_activity');
like ($cp->run(), qr{^POSTGRES_BACKENDS OK: .+No connections}, $t);
$t=qq{$S returns correct MRTG output when no rows};
is ($cp->run('--output=MRTG'), qq{0\n0\n\nDB=postgres Max connections=10\n}, $t);
-$cp->remove_fake_pg_table('pg_stat_activity');
-
$t=qq{$S fails as expected when max_connections cannot be determined};
$cp->create_fake_pg_table('pg_settings');
like ($cp->run(), qr{^POSTGRES_BACKENDS UNKNOWN: .+max_connections}, $t);
-$cp->remove_fake_pg_table('pg_settings');
+$cp->drop_schema_if_exists();
$t=qq{$S returns correct MRTG output when rows found};
-is ($cp->run('--output=MRTG'), qq{3\n0\n\nDB=postgres Max connections=10\n}, $t);
+$num = $goodver ? 3 : 2;
+is ($cp->run('--output=MRTG'), qq{$num\n0\n\nDB=postgres Max connections=10\n}, $t);
$t=qq{$S works when include forces no matches};
like ($cp->run('--include=foobar'), qr{POSTGRES_BACKENDS OK: .+No connections}, $t);
$t=qq{$S works when include has valid database};
-like ($cp->run('--include=postgres'), qr{POSTGRES_BACKENDS OK: .+3 of 10}, $t);
+$num = $goodver ? 3 : 2;
+like ($cp->run('--include=postgres'), qr{POSTGRES_BACKENDS OK: .+$num of 10}, $t);
$t=qq{$S works when exclude forces no matches};
like ($cp->run('--exclude=postgres'), qr{POSTGRES_BACKENDS OK: .+No connections}, $t);
$t=qq{$S works when exclude excludes nothing};
-like ($cp->run('--exclude=foobar'), qr{POSTGRES_BACKENDS OK: .+3 of 10}, $t);
+like ($cp->run('--exclude=foobar'), qr{POSTGRES_BACKENDS OK: .+$num of 10}, $t);
$t=qq{$S works when include and exclude make a match};
-like ($cp->run('--exclude=postgres --include=postgres'), qr{POSTGRES_BACKENDS OK: .+3 of 10}, $t);
+like ($cp->run('--exclude=postgres --include=postgres'), qr{POSTGRES_BACKENDS OK: .+$num of 10}, $t);
$t=qq{$S works when include and exclude make a match};
-like ($cp->run('--include=postgres --exclude=postgres'), qr{POSTGRES_BACKENDS OK: .+3 of 10}, $t);
+like ($cp->run('--include=postgres --exclude=postgres'), qr{POSTGRES_BACKENDS OK: .+$num of 10}, $t);
$t=qq{$S returned correct performance data with include};
-like ($cp->run('--include=postgres'), qr{ \| time=(\d\.\d\d) ardala=0 beedeebeedee=0 postgres=3}, $t);
+like ($cp->run('--include=postgres'), qr{ \| time=(\d\.\d\d) ardala=0 beedeebeedee=0 postgres=$num}, $t);
-$cp->drop_schema_if_exists($fakeschema);
+$cp->drop_schema_if_exists();
exit;
generated by cgit v1.2.3 (git 2.39.1) at 2025-07-10 16:57:14 +0000