/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
LOAD 'age';
SET search_path TO ag_catalog;
--
-- Start of tests
--
SELECT * FROM create_graph('analyze');
NOTICE:  graph "analyze" has been created
 create_graph 
--------------
 
(1 row)

SELECT * FROM cypher('analyze', $$ CREATE (u) RETURN u $$) AS (result agtype);
                             result                             
----------------------------------------------------------------
 {"id": 281474976710657, "label": "", "properties": {}}::vertex
(1 row)

-- should error due to invalid input to cypher function
SELECT * FROM cypher(NULL, NULL) AS (result agtype);
ERROR:  a name constant is expected
LINE 1: SELECT * FROM cypher(NULL, NULL) AS (result agtype);
                             ^
SELECT * FROM cypher('analyze', NULL) AS (result agtype);
ERROR:  a dollar-quoted string constant is expected
LINE 1: SELECT * FROM cypher('analyze', NULL) AS (result agtype);
                                        ^
SELECT * FROM cypher(NULL, '') AS (result agtype);
ERROR:  a name constant is expected
LINE 1: SELECT * FROM cypher(NULL, '') AS (result agtype);
                             ^
SELECT * FROM cypher('', '') AS (result agtype);
ERROR:  a dollar-quoted string constant is expected
LINE 1: SELECT * FROM cypher('', '') AS (result agtype);
                                 ^
SELECT * FROM cypher('analyze', '') AS (result agtype);
ERROR:  a dollar-quoted string constant is expected
LINE 1: SELECT * FROM cypher('analyze', '') AS (result agtype);
                                        ^
-- should error due to bad cypher statement
SELECT * FROM cypher('analyze', $$ $$) AS (result agtype);
ERROR:  syntax error at end of input
LINE 1: SELECT * FROM cypher('analyze', $$ $$) AS (result agtype);
                                           ^
-- should return false due to invalid input to age_prepare_function
SELECT * FROM age_prepare_cypher(NULL, NULL);
 age_prepare_cypher 
--------------------
 f
(1 row)

SELECT * FROM age_prepare_cypher('analyze', NULL);
 age_prepare_cypher 
--------------------
 f
(1 row)

SELECT * FROM age_prepare_cypher(NULL, '');
 age_prepare_cypher 
--------------------
 f
(1 row)

-- should return true but cypher should fail
SELECT * FROM age_prepare_cypher('analyze', '');
 age_prepare_cypher 
--------------------
 t
(1 row)

SELECT * FROM cypher(NULL, NULL) AS (result agtype);
ERROR:  syntax error at end of input
LINE 1: SELECT * FROM cypher(NULL, NULL) AS (result agtype);
        ^
-- should return true and execute cypher command
SELECT * FROM age_prepare_cypher('analyze', 'MATCH (u) RETURN (u)');
 age_prepare_cypher 
--------------------
 t
(1 row)

SELECT * FROM cypher(NULL, NULL) AS (result agtype);
                             result                             
----------------------------------------------------------------
 {"id": 281474976710657, "label": "", "properties": {}}::vertex
(1 row)

-- should error due to invalid input to cypher function
SELECT * FROM cypher(NULL, NULL) AS (result agtype);
ERROR:  a name constant is expected
LINE 1: SELECT * FROM cypher(NULL, NULL) AS (result agtype);
                             ^
-- should return true but cypher should fail
SELECT * FROM age_prepare_cypher('analyze', '$$ $$');
 age_prepare_cypher 
--------------------
 t
(1 row)

SELECT * FROM cypher(NULL, NULL) AS (result agtype);
ERROR:  unexpected character at or near "$"
LINE 1: SELECT * FROM cypher(NULL, NULL) AS (result agtype);
        ^
-- should return errors
SELECT * FROM cypher() AS (result agtype);
ERROR:  cypher function requires a minimum of 2 arguments
SELECT * FROM cypher(NULL) AS (result agtype);
ERROR:  cypher function requires a minimum of 2 arguments
-- drop graphs
SELECT * FROM drop_graph('analyze', true);
NOTICE:  drop cascades to 2 other objects
DETAIL:  drop cascades to table "analyze"._ag_label_vertex
drop cascades to table "analyze"._ag_label_edge
NOTICE:  graph "analyze" has been dropped
 drop_graph 
------------
 
(1 row)

--
-- End of tests
--