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package org.apache.lucene.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.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.zip.ZipFile;
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import org.apache.lucene.analysis.Analyzer;
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import org.junit.Assert;
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/** Utility class for doing vocabulary-based stemming tests */
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public class VocabularyAssert {
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/** Run a vocabulary test against two data files. */
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public static void assertVocabulary(Analyzer a, InputStream voc, InputStream out)
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BufferedReader vocReader = new BufferedReader(
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new InputStreamReader(voc, "UTF-8"));
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BufferedReader outputReader = new BufferedReader(
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new InputStreamReader(out, "UTF-8"));
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String inputWord = null;
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while ((inputWord = vocReader.readLine()) != null) {
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String expectedWord = outputReader.readLine();
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Assert.assertNotNull(expectedWord);
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BaseTokenStreamTestCase.checkOneTermReuse(a, inputWord, expectedWord);
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/** Run a vocabulary test against one file: tab separated. */
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public static void assertVocabulary(Analyzer a, InputStream vocOut)
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BufferedReader vocReader = new BufferedReader(
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new InputStreamReader(vocOut, "UTF-8"));
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String inputLine = null;
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while ((inputLine = vocReader.readLine()) != null) {
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if (inputLine.startsWith("#") || inputLine.trim().length() == 0)
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continue; /* comment */
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String words[] = inputLine.split("\t");
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BaseTokenStreamTestCase.checkOneTermReuse(a, words[0], words[1]);
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/** Run a vocabulary test against two data files inside a zip file */
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public static void assertVocabulary(Analyzer a, File zipFile, String voc, String out)
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ZipFile zip = new ZipFile(zipFile);
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InputStream v = zip.getInputStream(zip.getEntry(voc));
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InputStream o = zip.getInputStream(zip.getEntry(out));
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assertVocabulary(a, v, o);
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/** Run a vocabulary test against a tab-separated data file inside a zip file */
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public static void assertVocabulary(Analyzer a, File zipFile, String vocOut)
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ZipFile zip = new ZipFile(zipFile);
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InputStream vo = zip.getInputStream(zip.getEntry(vocOut));
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assertVocabulary(a, vo);