public virtual void TestEmptySynonyms()
{
Reader reader = new StringReader("GB");
TokenStream stream = new MockTokenizer(reader, MockTokenizer.WHITESPACE, false);
stream = TokenFilterFactory("Synonym", TEST_VERSION_CURRENT, new StringMockResourceLoader(""), "synonyms", "synonyms.txt").Create(stream); // empty file!
AssertTokenStreamContents(stream, new string[] { "GB" });
}