--
-- MULTI_DROP_EXTENSION
--
-- Tests around dropping and recreating the extension
SET citus.next_shard_id TO 550000;
CREATE TABLE testtableddl(somecol int, distributecol text NOT NULL);
SELECT create_distributed_table('testtableddl', 'distributecol', 'append');
 create_distributed_table
---------------------------------------------------------------------

(1 row)

-- this emits a NOTICE message for every table we are dropping with our CASCADE. It would
-- be nice to check that we get those NOTICE messages, but it's nicer to not have to
-- change this test every time the previous tests change the set of tables they leave
-- around.
SET client_min_messages TO 'WARNING';
DROP FUNCTION pg_catalog.master_create_worker_shards;
DROP EXTENSION citus CASCADE;
RESET client_min_messages;
CREATE EXTENSION citus;
-- this function is dropped in Citus10, added here for tests
CREATE OR REPLACE FUNCTION pg_catalog.master_create_worker_shards(table_name text, shard_count integer,
                                                                  replication_factor integer DEFAULT 2)
    RETURNS void
    AS 'citus', $$master_create_worker_shards$$
    LANGUAGE C STRICT;
-- re-add the nodes to the cluster
SELECT 1 FROM master_add_node('localhost', :worker_1_port);
 ?column?
---------------------------------------------------------------------
        1
(1 row)

SELECT 1 FROM master_add_node('localhost', :worker_2_port);
 ?column?
---------------------------------------------------------------------
        1
(1 row)

-- verify that a table can be created after the extension has been dropped and recreated
CREATE TABLE testtableddl(somecol int, distributecol text NOT NULL);
SELECT create_distributed_table('testtableddl', 'distributecol', 'append');
 create_distributed_table
---------------------------------------------------------------------

(1 row)

SELECT 1 FROM master_create_empty_shard('testtableddl');
 ?column?
---------------------------------------------------------------------
        1
(1 row)

SELECT * FROM testtableddl;
 somecol | distributecol
---------------------------------------------------------------------
(0 rows)

DROP TABLE testtableddl;