Added tests for the namespace change feature

Currently not passing as --moveidx not implemented yet.

bin/sql/tablespace.sql

@@ -0,0 +1,50 @@
+SET client_min_messages = warning;
+
+--
+-- Tablespace features tests
+--
+-- Note: in order to pass this test you must create a tablespace called 'testts'
+--
+
+SELECT spcname FROM pg_tablespace WHERE spcname = 'testts';
+-- If the query above failed you must create the 'testts' tablespace;
+
+CREATE TABLE testts1 (id serial primary key, data text);
+INSERT INTO testts1 (data) values ('a');
+INSERT INTO testts1 (data) values ('b');
+INSERT INTO testts1 (data) values ('c');
+
+-- can move the tablespace from default
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1 --tablespace testts
+
+SELECT relname, spcname
+FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
+WHERE relname ~ '^testts1';
+
+SELECT * from testts1 order by id;
+
+-- tablespace stays where it is
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1
+
+SELECT relname, spcname
+FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
+WHERE relname ~ '^testts1';
+
+-- can move the ts back to default
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1 -s pg_default
+
+SELECT relname, spcname
+FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
+WHERE relname ~ '^testts1';
+
+-- can move the table together with the indexes
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1 --tablespace pg_default --moveidx
+
+SELECT relname, spcname
+FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
+WHERE relname ~ '^testts1';
+
+-- can't specify --moveidx without --tablespace
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1 --moveidx
+\! pg_repack --dbname=contrib_regression --no-order --table=testts1 -S
+