chaisql/sqltests/SELECT/STRINGS/upper.sql

-- setup:
CREATE TABLE test(
    a TEXT PRIMARY KEY,
    b INT,
    c BOOL,
    d DOUBLE PRECISION
);

INSERT INTO test (a, b, c, d) VALUES (
    'foo',
    42,
    true,
    42.42,
);

-- test: TEXT value
SELECT UPPER(a) FROM test;
/* result:
{
    "UPPER(a)": 'FOO'
}
*/


-- test: INT value
SELECT UPPER(b) FROM test;
/* result:
{
    "UPPER(b)": NULL 
}
*/


-- test: BOOL value
SELECT UPPER(c) FROM test;
/* result:
{
    "UPPER(c)": NULL 
}
*/

-- test: DOUBLE PRECISION value
SELECT UPPER(d) FROM test;
/* result:
{
    "UPPER(d)": NULL 
}
*/

-- test: cast INT
SELECT UPPER(CAST(b as TEXT)) FROM test;
/* result:
{
    "UPPER(CAST(b AS text))": '42' 
}
*/

-- test: cast BOOL
SELECT UPPER(CAST(c as TEXT)) FROM test;
/* result:
{
    "UPPER(CAST(c AS text))": 'TRUE' 
}
*/

-- test: cast DOUBLE
SELECT UPPER(CAST(d as TEXT)) FROM test;
/* result:
{
    "UPPER(CAST(d AS text))": '42.42'
}
*/