chaisql/sqltests/SELECT/STRINGS/rtrim.sql

-- setup:
CREATE TABLE test(
    pk INT PRIMARY KEY,
    a TEXT
);

INSERT INTO test (pk, a) VALUES (1, ' hello '), (2, '!hello!'),  (3, '     !hello!  ');

-- test: RTRIM TEXT default
SELECT RTRIM(a) FROM test;
/* result:
{
    "RTRIM(a)": ' hello'
}
{
    "RTRIM(a)": '!hello!'
}
{
    "RTRIM(a)": '     !hello!'
}
*/


-- test: RTRIM TEXT with param
SELECT RTRIM(a, '!') FROM test;
/* result:
{
    "RTRIM(a, '!')": ' hello '
}
{
    "RTRIM(a, '!')": '!hello'
}
{
    "RTRIM(a, '!')": '     !hello!  '
}
*/

-- test: RTRIM TEXT with multiple char params
SELECT RTRIM(a, ' !') FROM test;
/* result:
{
    "RTRIM(a, ' !')": ' hello'
}
{
    "RTRIM(a, ' !')": '!hello'
}
{
    "RTRIM(a, ' !')": '     !hello'
}
*/

-- test: RTRIM TEXT with multiple char params
SELECT RTRIM(a, 'hel !') FROM test;
/* result:
{
    "RTRIM(a, 'hel !')": ' hello'
}
{
    "RTRIM(a, 'hel !')": '!hello'
}
{
    "RTRIM(a, 'hel !')": '     !hello'
}
*/

-- test: RTRIM BOOL
SELECT RTRIM(true);
/* result:
{
    "RTRIM(true)": NULL
}
*/

-- test: RTRIM INT
SELECT RTRIM(42);
/* result:
{
    "RTRIM(42)": NULL
}
*/

-- test: RTRIM DOUBLE
SELECT RTRIM(42.42);
/* result:
{
    "RTRIM(42.42)": NULL
}
*/

-- test: RTRIM STRING wrong param
SELECT RTRIM(' hello ', 42);
/* result:
{
    "RTRIM(' hello ', 42)": NULL
}
*/