1 files changed, 75 insertions, 0 deletions
diff --git a/src/test/subscription/t/007_ddl.pl b/src/test/subscription/t/007_ddl.pl
new file mode 100644
index 0000000..5756f15
--- /dev/null
+++ b/src/test/subscription/t/007_ddl.pl
@@ -0,0 +1,75 @@
+
+# Copyright (c) 2021-2022, PostgreSQL Global Development Group
+
+# Test some logical replication DDL behavior
+use strict;
+use warnings;
+use PostgreSQL::Test::Cluster;
+use PostgreSQL::Test::Utils;
+use Test::More;
+
+my $node_publisher = PostgreSQL::Test::Cluster->new('publisher');
+$node_publisher->init(allows_streaming => 'logical');
+$node_publisher->start;
+
+my $node_subscriber = PostgreSQL::Test::Cluster->new('subscriber');
+$node_subscriber->init(allows_streaming => 'logical');
+$node_subscriber->start;
+
+my $ddl = "CREATE TABLE test1 (a int, b text);";
+$node_publisher->safe_psql('postgres', $ddl);
+$node_subscriber->safe_psql('postgres', $ddl);
+
+my $publisher_connstr = $node_publisher->connstr . ' dbname=postgres';
+
+$node_publisher->safe_psql('postgres',
+	"CREATE PUBLICATION mypub FOR ALL TABLES;");
+$node_subscriber->safe_psql('postgres',
+	"CREATE SUBSCRIPTION mysub CONNECTION '$publisher_connstr' PUBLICATION mypub;"
+);
+
+$node_publisher->wait_for_catchup('mysub');
+
+$node_subscriber->safe_psql(
+	'postgres', q{
+BEGIN;
+ALTER SUBSCRIPTION mysub DISABLE;
+ALTER SUBSCRIPTION mysub SET (slot_name = NONE);
+DROP SUBSCRIPTION mysub;
+COMMIT;
+});
+
+pass "subscription disable and drop in same transaction did not hang";
+
+# One of the specified publications exists.
+my ($ret, $stdout, $stderr) = $node_subscriber->psql('postgres',
+	"CREATE SUBSCRIPTION mysub1 CONNECTION '$publisher_connstr' PUBLICATION mypub, non_existent_pub"
+);
+ok( $stderr =~
+	  m/WARNING:  publication "non_existent_pub" does not exist on the publisher/,
+	"Create subscription throws warning for non-existent publication");
+
+# Wait for initial table sync to finish.
+$node_subscriber->wait_for_subscription_sync($node_publisher, 'mysub1');
+
+# Specifying non-existent publication along with add publication.
+($ret, $stdout, $stderr) = $node_subscriber->psql('postgres',
+	"ALTER SUBSCRIPTION mysub1 ADD PUBLICATION non_existent_pub1, non_existent_pub2"
+);
+ok( $stderr =~
+	  m/WARNING:  publications "non_existent_pub1", "non_existent_pub2" do not exist on the publisher/,
+	"Alter subscription add publication throws warning for non-existent publications"
+);
+
+# Specifying non-existent publication along with set publication.
+($ret, $stdout, $stderr) = $node_subscriber->psql('postgres',
+	"ALTER SUBSCRIPTION mysub1 SET PUBLICATION non_existent_pub");
+ok( $stderr =~
+	  m/WARNING:  publication "non_existent_pub" does not exist on the publisher/,
+	"Alter subscription set publication throws warning for non-existent publication"
+);
+
+$node_subscriber->stop;
+$node_publisher->stop;
+
+done_testing();