public virtual void TestUnigrams()
{
NGramTokenFilter filter = new NGramTokenFilter(TEST_VERSION_CURRENT, input, 1, 1);
AssertTokenStreamContents(filter, new string[] { "a", "b", "c", "d", "e" }, new int[] { 0, 0, 0, 0, 0 }, new int[] { 5, 5, 5, 5, 5 }, new int[] { 1, 0, 0, 0, 0 });
}