--
-- SUBSCRIPTION
--
CREATE ROLE regress_subscription_user LOGIN SUPERUSER;
CREATE ROLE regress_subscription_user2;
CREATE ROLE regress_subscription_user3 IN ROLE pg_create_subscription;
CREATE ROLE regress_subscription_user_dummy LOGIN NOSUPERUSER;
SET SESSION AUTHORIZATION 'regress_subscription_user';
-- fail - no publications
CREATE SUBSCRIPTION regress_testsub CONNECTION 'foo';
ERROR:  syntax error at or near ";"
LINE 1: CREATE SUBSCRIPTION regress_testsub CONNECTION 'foo';
                                                            ^
-- fail - no connection
CREATE SUBSCRIPTION regress_testsub PUBLICATION foo;
ERROR:  syntax error at or near "PUBLICATION"
LINE 1: CREATE SUBSCRIPTION regress_testsub PUBLICATION foo;
                                            ^
-- fail - cannot do CREATE SUBSCRIPTION CREATE SLOT inside transaction block
BEGIN;
CREATE SUBSCRIPTION regress_testsub CONNECTION 'testconn' PUBLICATION testpub WITH (create_slot);
ERROR:  CREATE SUBSCRIPTION ... WITH (create_slot = true) cannot run inside a transaction block
COMMIT;
-- fail - invalid connection string
CREATE SUBSCRIPTION regress_testsub CONNECTION 'testconn' PUBLICATION testpub;
ERROR:  invalid connection string syntax: missing "=" after "testconn" in connection info string

-- fail - duplicate publications
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION foo, testpub, foo WITH (connect = false);
ERROR:  publication name "foo" used more than once
-- ok
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
COMMENT ON SUBSCRIPTION regress_testsub IS 'test subscription';
SELECT obj_description(s.oid, 'pg_subscription') FROM pg_subscription s;
  obj_description  
-------------------
 test subscription
(1 row)

-- Check if the subscription stats are created and stats_reset is updated
-- by pg_stat_reset_subscription_stats().
SELECT subname, stats_reset IS NULL stats_reset_is_null FROM pg_stat_subscription_stats WHERE subname = 'regress_testsub';
     subname     | stats_reset_is_null 
-----------------+---------------------
 regress_testsub | t
(1 row)

SELECT pg_stat_reset_subscription_stats(oid) FROM pg_subscription WHERE subname = 'regress_testsub';
 pg_stat_reset_subscription_stats 
----------------------------------
 
(1 row)

SELECT subname, stats_reset IS NULL stats_reset_is_null FROM pg_stat_subscription_stats WHERE subname = 'regress_testsub';
     subname     | stats_reset_is_null 
-----------------+---------------------
 regress_testsub | f
(1 row)

-- Reset the stats again and check if the new reset_stats is updated.
SELECT stats_reset as prev_stats_reset FROM pg_stat_subscription_stats WHERE subname = 'regress_testsub' \gset
SELECT pg_stat_reset_subscription_stats(oid) FROM pg_subscription WHERE subname = 'regress_testsub';
 pg_stat_reset_subscription_stats 
----------------------------------
 
(1 row)

SELECT :'prev_stats_reset' < stats_reset FROM pg_stat_subscription_stats WHERE subname = 'regress_testsub';
 ?column? 
----------
 t
(1 row)

-- fail - name already exists
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false);
ERROR:  subscription "regress_testsub" already exists
-- fail - must be superuser
SET SESSION AUTHORIZATION 'regress_subscription_user2';
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION foo WITH (connect = false);
ERROR:  permission denied to create subscription
DETAIL:  Only roles with privileges of the "pg_create_subscription" role may create subscriptions.
SET SESSION AUTHORIZATION 'regress_subscription_user';
-- fail - invalid option combinations
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, copy_data = true);
ERROR:  connect = false and copy_data = true are mutually exclusive options
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, enabled = true);
ERROR:  connect = false and enabled = true are mutually exclusive options
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, create_slot = true);
ERROR:  connect = false and create_slot = true are mutually exclusive options
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, enabled = true);
ERROR:  slot_name = NONE and enabled = true are mutually exclusive options
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, enabled = false, create_slot = true);
ERROR:  slot_name = NONE and create_slot = true are mutually exclusive options
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE);
ERROR:  subscription with slot_name = NONE must also set enabled = false
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, enabled = false);
ERROR:  subscription with slot_name = NONE must also set create_slot = false
CREATE SUBSCRIPTION regress_testsub2 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, create_slot = false);
ERROR:  subscription with slot_name = NONE must also set enabled = false
-- ok - with slot_name = NONE
CREATE SUBSCRIPTION regress_testsub3 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, connect = false);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
-- fail
ALTER SUBSCRIPTION regress_testsub3 ENABLE;
ERROR:  cannot enable subscription that does not have a slot name
ALTER SUBSCRIPTION regress_testsub3 REFRESH PUBLICATION;
ERROR:  ALTER SUBSCRIPTION ... REFRESH is not allowed for disabled subscriptions
-- fail - origin must be either none or any
CREATE SUBSCRIPTION regress_testsub4 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, connect = false, origin = foo);
ERROR:  unrecognized origin value: "foo"
-- now it works
CREATE SUBSCRIPTION regress_testsub4 CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (slot_name = NONE, connect = false, origin = none);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+ regress_testsub4
                                                                                                                 List of subscriptions
       Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
------------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub4 | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | none   | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub4 SET (origin = any);
\dRs+ regress_testsub4
                                                                                                                 List of subscriptions
       Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
------------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub4 | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

DROP SUBSCRIPTION regress_testsub3;
DROP SUBSCRIPTION regress_testsub4;
-- fail, connection string does not parse
CREATE SUBSCRIPTION regress_testsub5 CONNECTION 'i_dont_exist=param' PUBLICATION testpub;
ERROR:  invalid connection string syntax: invalid connection option "i_dont_exist"

-- fail, connection string parses, but doesn't work (and does so without
-- connecting, so this is reliable and safe)
CREATE SUBSCRIPTION regress_testsub5 CONNECTION 'port=-1' PUBLICATION testpub;
ERROR:  could not connect to the publisher: invalid port number: "-1"
-- fail - invalid connection string during ALTER
ALTER SUBSCRIPTION regress_testsub CONNECTION 'foobar';
ERROR:  invalid connection string syntax: missing "=" after "foobar" in connection info string

\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET PUBLICATION testpub2, testpub3 WITH (refresh = false);
ALTER SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist2';
ALTER SUBSCRIPTION regress_testsub SET (slot_name = 'newname');
ALTER SUBSCRIPTION regress_testsub SET (password_required = false);
ALTER SUBSCRIPTION regress_testsub SET (run_as_owner = true);
\dRs+
                                                                                                                     List of subscriptions
      Name       |           Owner           | Enabled |     Publication     | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |           Conninfo           | Skip LSN 
-----------------+---------------------------+---------+---------------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+------------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub2,testpub3} | f      | off       | d                | f                | any    | f                 | t             | f        | off                | dbname=regress_doesnotexist2 | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (password_required = true);
ALTER SUBSCRIPTION regress_testsub SET (run_as_owner = false);
-- fail
ALTER SUBSCRIPTION regress_testsub SET (slot_name = '');
ERROR:  replication slot name "" is too short
-- fail
ALTER SUBSCRIPTION regress_doesnotexist CONNECTION 'dbname=regress_doesnotexist2';
ERROR:  subscription "regress_doesnotexist" does not exist
ALTER SUBSCRIPTION regress_testsub SET (create_slot = false);
ERROR:  unrecognized subscription parameter: "create_slot"
-- ok
ALTER SUBSCRIPTION regress_testsub SKIP (lsn = '0/12345');
\dRs+
                                                                                                                     List of subscriptions
      Name       |           Owner           | Enabled |     Publication     | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |           Conninfo           | Skip LSN 
-----------------+---------------------------+---------+---------------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+------------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub2,testpub3} | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist2 | 0/12345
(1 row)

-- ok - with lsn = NONE
ALTER SUBSCRIPTION regress_testsub SKIP (lsn = NONE);
-- fail
ALTER SUBSCRIPTION regress_testsub SKIP (lsn = '0/0');
ERROR:  invalid WAL location (LSN): 0/0
\dRs+
                                                                                                                     List of subscriptions
      Name       |           Owner           | Enabled |     Publication     | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |           Conninfo           | Skip LSN 
-----------------+---------------------------+---------+---------------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+------------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub2,testpub3} | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist2 | 0/0
(1 row)

BEGIN;
ALTER SUBSCRIPTION regress_testsub ENABLE;
\dRs
                            List of subscriptions
      Name       |           Owner           | Enabled |     Publication     
-----------------+---------------------------+---------+---------------------
 regress_testsub | regress_subscription_user | t       | {testpub2,testpub3}
(1 row)

ALTER SUBSCRIPTION regress_testsub DISABLE;
\dRs
                            List of subscriptions
      Name       |           Owner           | Enabled |     Publication     
-----------------+---------------------------+---------+---------------------
 regress_testsub | regress_subscription_user | f       | {testpub2,testpub3}
(1 row)

COMMIT;
-- fail - must be owner of subscription
SET ROLE regress_subscription_user_dummy;
ALTER SUBSCRIPTION regress_testsub RENAME TO regress_testsub_dummy;
ERROR:  must be owner of subscription regress_testsub
RESET ROLE;
ALTER SUBSCRIPTION regress_testsub RENAME TO regress_testsub_foo;
ALTER SUBSCRIPTION regress_testsub_foo SET (synchronous_commit = local);
ALTER SUBSCRIPTION regress_testsub_foo SET (synchronous_commit = foobar);
ERROR:  invalid value for parameter "synchronous_commit": "foobar"
HINT:  Available values: local, remote_write, remote_apply, on, off.
\dRs+
                                                                                                                       List of subscriptions
        Name         |           Owner           | Enabled |     Publication     | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |           Conninfo           | Skip LSN 
---------------------+---------------------------+---------+---------------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+------------------------------+----------
 regress_testsub_foo | regress_subscription_user | f       | {testpub2,testpub3} | f      | off       | d                | f                | any    | t                 | f             | f        | local              | dbname=regress_doesnotexist2 | 0/0
(1 row)

-- rename back to keep the rest simple
ALTER SUBSCRIPTION regress_testsub_foo RENAME TO regress_testsub;
-- ok, we're a superuser
ALTER SUBSCRIPTION regress_testsub OWNER TO regress_subscription_user2;
-- fail - cannot do DROP SUBSCRIPTION inside transaction block with slot name
BEGIN;
DROP SUBSCRIPTION regress_testsub;
ERROR:  DROP SUBSCRIPTION cannot run inside a transaction block
COMMIT;
ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
-- now it works
BEGIN;
DROP SUBSCRIPTION regress_testsub;
COMMIT;
DROP SUBSCRIPTION IF EXISTS regress_testsub;
NOTICE:  subscription "regress_testsub" does not exist, skipping
DROP SUBSCRIPTION regress_testsub;  -- fail
ERROR:  subscription "regress_testsub" does not exist
-- fail - binary must be boolean
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, binary = foo);
ERROR:  binary requires a Boolean value
-- now it works
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, binary = true);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | t      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (binary = false);
ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

DROP SUBSCRIPTION regress_testsub;
-- fail - streaming must be boolean or 'parallel'
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, streaming = foo);
ERROR:  streaming requires a Boolean value or "parallel"
-- now it works
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, streaming = true);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | on        | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (streaming = parallel);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | parallel  | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (streaming = false);
ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

-- fail - publication already exists
ALTER SUBSCRIPTION regress_testsub ADD PUBLICATION testpub WITH (refresh = false);
ERROR:  publication "testpub" is already in subscription "regress_testsub"
-- fail - publication used more than once
ALTER SUBSCRIPTION regress_testsub ADD PUBLICATION testpub1, testpub1 WITH (refresh = false);
ERROR:  publication name "testpub1" used more than once
-- ok - add two publications into subscription
ALTER SUBSCRIPTION regress_testsub ADD PUBLICATION testpub1, testpub2 WITH (refresh = false);
-- fail - publications already exist
ALTER SUBSCRIPTION regress_testsub ADD PUBLICATION testpub1, testpub2 WITH (refresh = false);
ERROR:  publication "testpub1" is already in subscription "regress_testsub"
\dRs+
                                                                                                                        List of subscriptions
      Name       |           Owner           | Enabled |         Publication         | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-----------------------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub,testpub1,testpub2} | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

-- fail - publication used more than once
ALTER SUBSCRIPTION regress_testsub DROP PUBLICATION testpub1, testpub1 WITH (refresh = false);
ERROR:  publication name "testpub1" used more than once
-- fail - all publications are deleted
ALTER SUBSCRIPTION regress_testsub DROP PUBLICATION testpub, testpub1, testpub2 WITH (refresh = false);
ERROR:  cannot drop all the publications from a subscription
-- fail - publication does not exist in subscription
ALTER SUBSCRIPTION regress_testsub DROP PUBLICATION testpub3 WITH (refresh = false);
ERROR:  publication "testpub3" is not in subscription "regress_testsub"
-- ok - delete publications
ALTER SUBSCRIPTION regress_testsub DROP PUBLICATION testpub1, testpub2 WITH (refresh = false);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

DROP SUBSCRIPTION regress_testsub;
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION mypub
       WITH (connect = false, create_slot = false, copy_data = false);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
ALTER SUBSCRIPTION regress_testsub ENABLE;
-- fail - ALTER SUBSCRIPTION with refresh is not allowed in a transaction
-- block or function
BEGIN;
ALTER SUBSCRIPTION regress_testsub SET PUBLICATION mypub WITH (refresh = true);
ERROR:  ALTER SUBSCRIPTION with refresh cannot run inside a transaction block
END;
BEGIN;
ALTER SUBSCRIPTION regress_testsub REFRESH PUBLICATION;
ERROR:  ALTER SUBSCRIPTION ... REFRESH cannot run inside a transaction block
END;
CREATE FUNCTION func() RETURNS VOID AS
$$ ALTER SUBSCRIPTION regress_testsub SET PUBLICATION mypub WITH (refresh = true) $$ LANGUAGE SQL;
SELECT func();
ERROR:  ALTER SUBSCRIPTION with refresh cannot be executed from a function
CONTEXT:  SQL function "func" statement 1
ALTER SUBSCRIPTION regress_testsub DISABLE;
ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
DROP SUBSCRIPTION regress_testsub;
DROP FUNCTION func;
-- fail - two_phase must be boolean
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, two_phase = foo);
ERROR:  two_phase requires a Boolean value
-- now it works
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, two_phase = true);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | p                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

--fail - alter of two_phase option not supported.
ALTER SUBSCRIPTION regress_testsub SET (two_phase = false);
ERROR:  unrecognized subscription parameter: "two_phase"
-- but can alter streaming when two_phase enabled
ALTER SUBSCRIPTION regress_testsub SET (streaming = true);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | on        | p                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
DROP SUBSCRIPTION regress_testsub;
-- two_phase and streaming are compatible.
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, streaming = true, two_phase = true);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | on        | p                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
DROP SUBSCRIPTION regress_testsub;
-- fail - disable_on_error must be boolean
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, disable_on_error = foo);
ERROR:  disable_on_error requires a Boolean value
-- now it works
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, disable_on_error = false);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | f                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (disable_on_error = true);
\dRs+
                                                                                                                List of subscriptions
      Name       |           Owner           | Enabled | Publication | Binary | Streaming | Two-phase commit | Disable on error | Origin | Password required | Run as owner? | Failover | Synchronous commit |          Conninfo           | Skip LSN 
-----------------+---------------------------+---------+-------------+--------+-----------+------------------+------------------+--------+-------------------+---------------+----------+--------------------+-----------------------------+----------
 regress_testsub | regress_subscription_user | f       | {testpub}   | f      | off       | d                | t                | any    | t                 | f             | f        | off                | dbname=regress_doesnotexist | 0/0
(1 row)

ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
DROP SUBSCRIPTION regress_testsub;
-- let's do some tests with pg_create_subscription rather than superuser
SET SESSION AUTHORIZATION regress_subscription_user3;
-- fail, not enough privileges
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false);
ERROR:  permission denied for database regression
-- fail, must specify password
RESET SESSION AUTHORIZATION;
GRANT CREATE ON DATABASE REGRESSION TO regress_subscription_user3;
SET SESSION AUTHORIZATION regress_subscription_user3;
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false);
ERROR:  password is required
DETAIL:  Non-superusers must provide a password in the connection string.
-- fail, can't set password_required=false
RESET SESSION AUTHORIZATION;
GRANT CREATE ON DATABASE REGRESSION TO regress_subscription_user3;
SET SESSION AUTHORIZATION regress_subscription_user3;
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist' PUBLICATION testpub WITH (connect = false, password_required = false);
ERROR:  password_required=false is superuser-only
HINT:  Subscriptions with the password_required option set to false may only be created or modified by the superuser.
-- ok
RESET SESSION AUTHORIZATION;
GRANT CREATE ON DATABASE REGRESSION TO regress_subscription_user3;
SET SESSION AUTHORIZATION regress_subscription_user3;
CREATE SUBSCRIPTION regress_testsub CONNECTION 'dbname=regress_doesnotexist password=regress_fakepassword' PUBLICATION testpub WITH (connect = false);
WARNING:  subscription was created, but is not connected
HINT:  To initiate replication, you must manually create the replication slot, enable the subscription, and refresh the subscription.
-- we cannot give the subscription away to some random user
ALTER SUBSCRIPTION regress_testsub OWNER TO regress_subscription_user;
ERROR:  must be able to SET ROLE "regress_subscription_user"
-- but we can rename the subscription we just created
ALTER SUBSCRIPTION regress_testsub RENAME TO regress_testsub2;
-- ok, even after losing pg_create_subscription we can still rename it
RESET SESSION AUTHORIZATION;
REVOKE pg_create_subscription FROM regress_subscription_user3;
SET SESSION AUTHORIZATION regress_subscription_user3;
ALTER SUBSCRIPTION regress_testsub2 RENAME TO regress_testsub;
-- fail, after losing CREATE on the database we can't rename it any more
RESET SESSION AUTHORIZATION;
REVOKE CREATE ON DATABASE REGRESSION FROM regress_subscription_user3;
SET SESSION AUTHORIZATION regress_subscription_user3;
ALTER SUBSCRIPTION regress_testsub RENAME TO regress_testsub2;
ERROR:  permission denied for database regression
-- fail - cannot do ALTER SUBSCRIPTION SET (failover) inside transaction block
BEGIN;
ALTER SUBSCRIPTION regress_testsub SET (failover);
ERROR:  ALTER SUBSCRIPTION ... SET (failover) cannot run inside a transaction block
COMMIT;
-- ok, owning it is enough for this stuff
ALTER SUBSCRIPTION regress_testsub SET (slot_name = NONE);
DROP SUBSCRIPTION regress_testsub;
RESET SESSION AUTHORIZATION;
DROP ROLE regress_subscription_user;
DROP ROLE regress_subscription_user2;
DROP ROLE regress_subscription_user3;
DROP ROLE regress_subscription_user_dummy;