public virtual void TestRehash()
{
CharArraySet cas = new CharArraySet(0, true);
for (int i = 0; i < TEST_STOP_WORDS.Length; i++)
cas.Add(TEST_STOP_WORDS[i]);
Assert.AreEqual(TEST_STOP_WORDS.Length, cas.Count);
for (int i = 0; i < TEST_STOP_WORDS.Length; i++)
Assert.IsTrue(cas.Contains(TEST_STOP_WORDS[i]));
}