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package org.apache.solr.analysis;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import java.io.IOException;
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import java.io.Reader;
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import java.io.StringReader;
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import java.util.HashMap;
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import org.apache.lucene.analysis.PorterStemFilter;
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import org.apache.lucene.analysis.MockTokenizer;
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import org.apache.lucene.analysis.TokenStream;
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import org.apache.lucene.analysis.Tokenizer;
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import org.apache.solr.common.ResourceLoader;
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import org.apache.solr.core.SolrResourceLoader;
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* Simple tests to ensure the stemmer override filter factory is working.
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public class TestStemmerOverrideFilterFactory extends BaseTokenTestCase {
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public void testKeywords() throws IOException {
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// our stemdict stems dogs to 'cat'
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Reader reader = new StringReader("testing dogs");
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Tokenizer tokenizer = new MockTokenizer(reader, MockTokenizer.WHITESPACE, false);
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StemmerOverrideFilterFactory factory = new StemmerOverrideFilterFactory();
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Map<String,String> args = new HashMap<String,String>(DEFAULT_VERSION_PARAM);
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ResourceLoader loader = new SolrResourceLoader(null, null);
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args.put("dictionary", "stemdict.txt");
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factory.inform(loader);
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TokenStream ts = new PorterStemFilter(factory.create(tokenizer));
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assertTokenStreamContents(ts, new String[] { "test", "cat" });
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public void testKeywordsCaseInsensitive() throws IOException {
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Reader reader = new StringReader("testing DoGs");
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Tokenizer tokenizer = new MockTokenizer(reader, MockTokenizer.WHITESPACE, false);
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StemmerOverrideFilterFactory factory = new StemmerOverrideFilterFactory();
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Map<String,String> args = new HashMap<String,String>(DEFAULT_VERSION_PARAM);
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ResourceLoader loader = new SolrResourceLoader(null, null);
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args.put("dictionary", "stemdict.txt");
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args.put("ignoreCase", "true");
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factory.inform(loader);
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TokenStream ts = new PorterStemFilter(factory.create(tokenizer));
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assertTokenStreamContents(ts, new String[] { "test", "cat" });