+++ /dev/null
-package org.apache.lucene.analysis.de;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.io.IOException;
-import java.io.StringReader;
-
-import org.apache.lucene.analysis.Analyzer;
-import org.apache.lucene.analysis.BaseTokenStreamTestCase;
-import org.apache.lucene.analysis.CharArraySet;
-import org.apache.lucene.analysis.KeywordMarkerFilter;
-import org.apache.lucene.analysis.LowerCaseTokenizer;
-import org.apache.lucene.util.Version;
-
-public class TestGermanAnalyzer extends BaseTokenStreamTestCase {
- public void testReusableTokenStream() throws Exception {
- Analyzer a = new GermanAnalyzer(TEST_VERSION_CURRENT);
- checkOneTermReuse(a, "Tisch", "tisch");
- checkOneTermReuse(a, "Tische", "tisch");
- checkOneTermReuse(a, "Tischen", "tisch");
- }
-
- public void testExclusionTableBWCompat() throws IOException {
- GermanStemFilter filter = new GermanStemFilter(new LowerCaseTokenizer(TEST_VERSION_CURRENT,
- new StringReader("Fischen Trinken")));
- CharArraySet set = new CharArraySet(TEST_VERSION_CURRENT, 1, true);
- set.add("fischen");
- filter.setExclusionSet(set);
- assertTokenStreamContents(filter, new String[] { "fischen", "trink" });
- }
-
- public void testWithKeywordAttribute() throws IOException {
- CharArraySet set = new CharArraySet(TEST_VERSION_CURRENT, 1, true);
- set.add("fischen");
- GermanStemFilter filter = new GermanStemFilter(
- new KeywordMarkerFilter(new LowerCaseTokenizer(TEST_VERSION_CURRENT, new StringReader(
- "Fischen Trinken")), set));
- assertTokenStreamContents(filter, new String[] { "fischen", "trink" });
- }
-
- public void testWithKeywordAttributeAndExclusionTable() throws IOException {
- CharArraySet set = new CharArraySet(TEST_VERSION_CURRENT, 1, true);
- set.add("fischen");
- CharArraySet set1 = new CharArraySet(TEST_VERSION_CURRENT, 1, true);
- set1.add("trinken");
- set1.add("fischen");
- GermanStemFilter filter = new GermanStemFilter(
- new KeywordMarkerFilter(new LowerCaseTokenizer(TEST_VERSION_CURRENT, new StringReader(
- "Fischen Trinken")), set));
- filter.setExclusionSet(set1);
- assertTokenStreamContents(filter, new String[] { "fischen", "trinken" });
- }
-
- /*
- * Test that changes to the exclusion table are applied immediately
- * when using reusable token streams.
- */
- public void testExclusionTableReuse() throws Exception {
- GermanAnalyzer a = new GermanAnalyzer(TEST_VERSION_CURRENT);
- checkOneTermReuse(a, "tischen", "tisch");
- a.setStemExclusionTable(new String[] { "tischen" });
- checkOneTermReuse(a, "tischen", "tischen");
- }
-
- /** test some features of the new snowball filter
- * these only pass with LUCENE_CURRENT, not if you use o.a.l.a.de.GermanStemmer
- */
- public void testGermanSpecials() throws Exception {
- GermanAnalyzer a = new GermanAnalyzer(TEST_VERSION_CURRENT);
- // a/o/u + e is equivalent to the umlaut form
- checkOneTermReuse(a, "Schaltflächen", "schaltflach");
- checkOneTermReuse(a, "Schaltflaechen", "schaltflach");
- // here they are with the old stemmer
- a = new GermanAnalyzer(Version.LUCENE_30);
- checkOneTermReuse(a, "Schaltflächen", "schaltflach");
- checkOneTermReuse(a, "Schaltflaechen", "schaltflaech");
- }
-
- /** blast some random strings through the analyzer */
- public void testRandomStrings() throws Exception {
- checkRandomData(random, new GermanAnalyzer(TEST_VERSION_CURRENT), 10000*RANDOM_MULTIPLIER);
- }
-}