protected internal override void AddRandomFields(Document doc)
{
foreach (Options opts in ValidOptions())
{
FieldType ft = FieldType(opts);
int numFields = Random().Next(5);
for (int j = 0; j < numFields; ++j)
{
doc.Add(new Field("f_" + opts, TestUtil.RandomSimpleString(Random(), 2), ft));
}
}
}