use util;
print( strformattime( "%" ) );
print( strformattime( "%-" ) );
print( typeof( strformattime( "%Y", 1 ) ) );
print( strformattime( "ancient %S time", 1 ) );
var v := strformattime( "reserve buffer %T%T%T%T%T%T", 1 );
print( len( v ) );
print( v[len( v ) - 4, 5] );

// a format that is not a string is refused outright
print( strformattime( 1 ) );
// a timestamp that is not an integer, or one out of range, is a parameter error - the
// function's own fallback to "now" runs but the parameter error is what the script sees
print( strformattime( "%Y", "1" ) );
print( strformattime( "%Y", -1 ) );