Consistently capitalize names of recovery tests

src/test/recovery/t/001_stream_rep.pl

@@ -58,6 +58,6 @@ is($result, qq(1002), 'check streamed content on standby 2');
 
 # Check that only READ-only queries can run on standbys
 is($node_standby_1->psql('postgres', 'INSERT INTO tab_int VALUES (1)'),
-	3, 'Read-only queries on standby 1');
+	3, 'read-only queries on standby 1');
 is($node_standby_2->psql('postgres', 'INSERT INTO tab_int VALUES (1)'),
-	3, 'Read-only queries on standby 2');
+	3, 'read-only queries on standby 2');

src/test/recovery/t/003_recovery_targets.pl

@@ -98,10 +98,10 @@ test_recovery_standby('immediate target',
 test_recovery_standby('XID', 'standby_2', $node_master, \@recovery_params,
 	"2000", $lsn2);
 @recovery_params = ("recovery_target_time = '$recovery_time'");
-test_recovery_standby('Time', 'standby_3', $node_master, \@recovery_params,
+test_recovery_standby('time', 'standby_3', $node_master, \@recovery_params,
 	"3000", $lsn3);
 @recovery_params = ("recovery_target_name = '$recovery_name'");
-test_recovery_standby('Name', 'standby_4', $node_master, \@recovery_params,
+test_recovery_standby('name', 'standby_4', $node_master, \@recovery_params,
 	"4000", $lsn4);
 
 # Multiple targets
@@ -111,17 +111,17 @@ test_recovery_standby('Name', 'standby_4', $node_master, \@recovery_params,
 	"recovery_target_name = '$recovery_name'",
 	"recovery_target_xid  = '$recovery_txid'",
 	"recovery_target_time = '$recovery_time'");
-test_recovery_standby('Name + XID + Time',
+test_recovery_standby('name + XID + time',
 	'standby_5', $node_master, \@recovery_params, "3000", $lsn3);
 @recovery_params = (
 	"recovery_target_time = '$recovery_time'",
 	"recovery_target_name = '$recovery_name'",
 	"recovery_target_xid  = '$recovery_txid'");
-test_recovery_standby('Time + Name + XID',
+test_recovery_standby('time + name + XID',
 	'standby_6', $node_master, \@recovery_params, "2000", $lsn2);
 @recovery_params = (
 	"recovery_target_xid  = '$recovery_txid'",
 	"recovery_target_time = '$recovery_time'",
 	"recovery_target_name = '$recovery_name'");
-test_recovery_standby('XID + Time + Name',
+test_recovery_standby('XID + time + name',
 	'standby_7', $node_master, \@recovery_params, "4000", $lsn4);

src/test/recovery/t/005_replay_delay.pl

@@ -66,4 +66,4 @@ die "Maximum number of attempts reached ($remaining remain)"
 # This test is successful if and only if the LSN has been applied with at least
 # the configured apply delay.
 ok(time() - $master_insert_time >= $delay,
-	"Check that standby applies WAL only after replication delay");
+	"standby applies WAL only after replication delay");

src/test/recovery/t/007_sync_rep.pl

@@ -127,7 +127,7 @@ test_sync_state(
 standby2|2|sync
 standby3|3|potential
 standby4|0|async),
-	'2 sync, 1 potential and 1 async');
+	'2 sync, 1 potential, and 1 async');
 
 # Check that sync_state of each standby is determined correctly
 # when num_sync exceeds the number of names of potential sync standbys