--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'),
    ('-123'),
    ('5000000000'),
    ('-5000000000'),
    ('1.23'),
    ('"123"'),
    ('true'),
    ('false'),
    ('null'),
    ('{"address": "Trondheim"}'),
    (JSON_OBJECT()),
    (JSON_OBJECT(1, 2)),
    (JSON_ARRAY()),
    (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'),
    ('{key:value}'),
    ('{key:value'),
    ('[1,2,]'),
    ('[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;