SynonymFilterFactory factory = new SynonymFilterFactory();
Map<String,String> args = new HashMap<String,String>();
args.put("synonyms", "synonyms.txt");
factory.setLuceneMatchVersion(Version.LUCENE_33);
factory.init(args);
factory.inform(new ClasspathResourceLoader(getClass()));
TokenStream ts = factory.create(new MockTokenizer(new StringReader("GB"), MockTokenizer.WHITESPACE, false));
assertTrue(ts instanceof SlowSynonymFilter);
assertTokenStreamContents(ts,
new String[] { "GB", "gib", "gigabyte", "gigabytes" },
new int[] { 1, 0, 0, 0 });