public override void SetUp()
{
base.SetUp();
Dir = NewDirectory();
RandomIndexWriter iw = new RandomIndexWriter(Random(), Dir, Similarity, TimeZone);
int numDocs = AtLeast(100);
for (int i = 0; i < numDocs; i++)
{
Document doc = new Document();
iw.AddDocument(doc);
}
Ir = iw.Reader;
iw.Dispose();
@is = NewSearcher(Ir);
}