{
JsonFactory jf = new JsonFactory();
// first, no pretty-printing (will still separate root values with a space!)
assertEquals("{} {} []", _generateRoot(jf, null));
// First with default pretty printer, default configs:
assertEquals("{ } { } [ ]", _generateRoot(jf, new DefaultPrettyPrinter()));
// then custom:
assertEquals("{ }|{ }|[ ]", _generateRoot(jf, new DefaultPrettyPrinter("|")));
}