1 files changed, 66 insertions, 0 deletions
diff --git a/src/test/subscription/t/011_generated.pl b/src/test/subscription/t/011_generated.pl
new file mode 100644
index 0000000..29108cb
--- /dev/null
+++ b/src/test/subscription/t/011_generated.pl
@@ -0,0 +1,66 @@
+
+# Copyright (c) 2021, PostgreSQL Global Development Group
+
+# Test generated columns
+use strict;
+use warnings;
+use PostgresNode;
+use TestLib;
+use Test::More tests => 2;
+
+# setup
+
+my $node_publisher = get_new_node('publisher');
+$node_publisher->init(allows_streaming => 'logical');
+$node_publisher->start;
+
+my $node_subscriber = get_new_node('subscriber');
+$node_subscriber->init(allows_streaming => 'logical');
+$node_subscriber->start;
+
+my $publisher_connstr = $node_publisher->connstr . ' dbname=postgres';
+
+$node_publisher->safe_psql('postgres',
+	"CREATE TABLE tab1 (a int PRIMARY KEY, b int GENERATED ALWAYS AS (a * 2) STORED)"
+);
+
+$node_subscriber->safe_psql('postgres',
+	"CREATE TABLE tab1 (a int PRIMARY KEY, b int GENERATED ALWAYS AS (a * 22) STORED)"
+);
+
+# data for initial sync
+
+$node_publisher->safe_psql('postgres',
+	"INSERT INTO tab1 (a) VALUES (1), (2), (3)");
+
+$node_publisher->safe_psql('postgres',
+	"CREATE PUBLICATION pub1 FOR ALL TABLES");
+$node_subscriber->safe_psql('postgres',
+	"CREATE SUBSCRIPTION sub1 CONNECTION '$publisher_connstr' PUBLICATION pub1"
+);
+
+# Wait for initial sync of all subscriptions
+my $synced_query =
+  "SELECT count(1) = 0 FROM pg_subscription_rel WHERE srsubstate NOT IN ('r', 's');";
+$node_subscriber->poll_query_until('postgres', $synced_query)
+  or die "Timed out while waiting for subscriber to synchronize data";
+
+my $result = $node_subscriber->safe_psql('postgres', "SELECT a, b FROM tab1");
+is( $result, qq(1|22
+2|44
+3|66), 'generated columns initial sync');
+
+# data to replicate
+
+$node_publisher->safe_psql('postgres', "INSERT INTO tab1 VALUES (4), (5)");
+
+$node_publisher->safe_psql('postgres', "UPDATE tab1 SET a = 6 WHERE a = 5");
+
+$node_publisher->wait_for_catchup('sub1');
+
+$result = $node_subscriber->safe_psql('postgres', "SELECT a, b FROM tab1");
+is( $result, qq(1|22
+2|44
+3|66
+4|88
+6|132), 'generated columns replicated');