--source ../include/have_columnstore.inc
--disable_warnings
DROP DATABASE IF EXISTS json_valid_db;

--enable_warnings
CREATE DATABASE json_valid_db;

USE json_valid_db;

--echo # ----------------------------------------------------------------------
--echo # Test of JSON_VALID function.
--echo # ----------------------------------------------------------------------
--echo #
--echo # String literal - valid JSON
--echo #

CREATE TABLE t1(l LONGTEXT) ENGINE = COLUMNSTORE;

INSERT INTO t1 VALUES ('123');
INSERT INTO t1 VALUES ('-123');
INSERT INTO t1 VALUES ('5000000000');
INSERT INTO t1 VALUES ('-5000000000');
INSERT INTO t1 VALUES ('1.23');
INSERT INTO t1 VALUES ('"123"');
INSERT INTO t1 VALUES ('true');
INSERT INTO t1 VALUES ('false');
INSERT INTO t1 VALUES ('null');
INSERT INTO t1 VALUES ('{"address": "Trondheim"}');
INSERT INTO t1 VALUES (JSON_OBJECT());
INSERT INTO t1 VALUES (JSON_OBJECT(1, 2));
INSERT INTO t1 VALUES (JSON_ARRAY());
INSERT INTO t1 VALUES (JSON_ARRAY(1, 2));

SELECT
    l AS raw,
    JSON_VALID(l) AS is_valid,
    JSON_VALID(JSON_COMPACT(l)) AS compact
FROM
    t1;

--echo #
--echo # String literal - invalid JSON
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES ('12 3');
INSERT INTO t1 VALUES ('{key:value}');
INSERT INTO t1 VALUES ('{key:value');
INSERT INTO t1 VALUES ('[1,2,]');
INSERT INTO t1 VALUES ('[1,2');

SELECT
    l AS raw,
    JSON_VALID(l) AS is_valid,
    JSON_VALID(JSON_COMPACT(l)) AS compact
FROM
    t1;

--echo #
--echo # String literal - not in UTF-8
--echo #
TRUNCATE t1;

SET NAMES 'ascii';

INSERT INTO t1 VALUES ('123');

SELECT
    l AS raw,
    JSON_VALID(l) AS is_valid,
    JSON_VALID(JSON_COMPACT(l)) AS compact
FROM
    t1;

SET NAMES 'utf8';

--echo #
--echo # Bare NULL
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES (NULL);

SELECT
    JSON_VALID(l)
FROM
    t1;

--echo #
--echo # Function result - string
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES (UPPER('"abc"'));

SELECT
    JSON_VALID(l)
FROM
    t1;

--echo #
--echo # Function result - string not in UTF-8
--echo #
TRUNCATE t1;

SET NAMES 'latin1';

INSERT INTO t1 VALUES (UPPER('"abc"'));

SELECT
    JSON_VALID(l)
FROM
    t1;

SET NAMES 'utf8';

--echo #
--echo # Function result - date, not valid as JSON without CAST
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES (CAST('2015-01-15' AS DATE));

SELECT
    JSON_VALID(l)
FROM
    t1;

--echo #
--echo # The date string doesn't parse as JSON text, so wrong:
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES (
    CAST(
        CAST('2015-01-15' AS DATE) AS CHAR CHARACTER SET 'utf8'
    )
);

SELECT
    JSON_VALID(l)
FROM
    t1;

--echo #
--echo # Function result - NULL
--echo #
TRUNCATE t1;

INSERT INTO t1 VALUES (UPPER(NULL));
INSERT INTO t1 VALUES (UPPER(CAST(NULL AS CHAR)));

SELECT
    JSON_VALID(l)
FROM
    t1;

DROP TABLE t1;

DROP DATABASE json_valid_db;