-- Tags: no-fasttest

SET send_logs_level = 'fatal';

SELECT base64Encode(); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
SELECT base64Decode(); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
SELECT tryBase64Decode(); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
SELECT base64Encode('foo', 'excess argument'); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
SELECT base64Decode('foo', 'excess argument'); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
SELECT tryBase64Decode('foo', 'excess argument'); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }

-- test with valid inputs

SELECT base64Encode(val) FROM (select arrayJoin(['', 'f', 'fo', 'foo', 'foob', 'fooba', 'foobar']) val);
SELECT base64Decode(val) FROM (select arrayJoin(['', 'Zg==', 'Zm8=', 'Zm9v', 'Zm9vYg==', 'Zm9vYmE=', 'Zm9vYmFy']) val);
SELECT tryBase64Decode(val) FROM (select arrayJoin(['', 'Zg==', 'Zm8=', 'Zm9v', 'Zm9vYg==', 'Zm9vYmE=', 'Zm9vYmFy']) val);

SELECT base64Decode(base64Encode('foo')) = 'foo', base64Encode(base64Decode('Zm9v')) == 'Zm9v';
SELECT tryBase64Decode(base64Encode('foo')) = 'foo', base64Encode(tryBase64Decode('Zm9v')) == 'Zm9v';

-- test with invalid inputs

SELECT base64Decode('Zm9vYmF=Zm9v'); -- { serverError INCORRECT_DATA }
SELECT tryBase64Decode('Zm9vYmF=Zm9v');

SELECT base64Decode('foo'); -- { serverError INCORRECT_DATA }
SELECT tryBase64Decode('foo');

SELECT base64Decode('aoeo054640eu='); -- { serverError INCORRECT_DATA }
SELECT tryBase64Decode('aoeo054640eu=');

-- test FixedString arguments

select base64Encode(toFixedString('foo', 3));
select base64Decode(toFixedString('Zm9v', 4));
select tryBase64Decode(toFixedString('Zm9v', 4));