| /* |
| * 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. |
| */ |
| package org.apache.lucene.analysis.synonym; |
| |
| import java.io.StringReader; |
| import java.text.ParseException; |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.analysis.MockTokenizer; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.en.EnglishAnalyzer; |
| |
| /** |
| * Tests parser for the Solr synonyms format |
| * |
| * @lucene.experimental |
| */ |
| @Deprecated |
| public class TestSolrSynonymParser extends BaseSynonymParserTestCase { |
| |
| /** Tests some simple examples from the solr wiki */ |
| public void testSimple() throws Exception { |
| String testFile = |
| "i-pod, ipod, ipoooood\n" + "foo => foo bar\n" + "foo => baz\n" + "this test, that testing"; |
| |
| Analyzer analyzer = new MockAnalyzer(random()); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| parser.parse(new StringReader(testFile)); |
| final SynonymMap map = parser.build(); |
| analyzer.close(); |
| |
| analyzer = |
| new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.WHITESPACE, true); |
| return new TokenStreamComponents(tokenizer, new SynonymFilter(tokenizer, map, true)); |
| } |
| }; |
| |
| assertAnalyzesTo(analyzer, "ball", new String[] {"ball"}, new int[] {1}); |
| |
| assertAnalyzesTo( |
| analyzer, "i-pod", new String[] {"i-pod", "ipod", "ipoooood"}, new int[] {1, 0, 0}); |
| |
| assertAnalyzesTo(analyzer, "foo", new String[] {"foo", "baz", "bar"}, new int[] {1, 0, 1}); |
| |
| assertAnalyzesTo( |
| analyzer, |
| "this test", |
| new String[] {"this", "that", "test", "testing"}, |
| new int[] {1, 0, 1, 0}); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with bad syntax */ |
| public void testInvalidDoubleMap() throws Exception { |
| String testFile = "a => b => c"; |
| Analyzer analyzer = new MockAnalyzer(random()); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| expectThrows( |
| ParseException.class, |
| () -> { |
| parser.parse(new StringReader(testFile)); |
| }); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with bad syntax */ |
| public void testInvalidAnalyzesToNothingOutput() throws Exception { |
| String testFile = "a => 1"; |
| Analyzer analyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, false); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| expectThrows( |
| ParseException.class, |
| () -> { |
| parser.parse(new StringReader(testFile)); |
| }); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with bad syntax */ |
| public void testInvalidAnalyzesToNothingInput() throws Exception { |
| String testFile = "1 => a"; |
| Analyzer analyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, false); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| expectThrows( |
| ParseException.class, |
| () -> { |
| parser.parse(new StringReader(testFile)); |
| }); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with bad syntax */ |
| public void testInvalidPositionsInput() throws Exception { |
| String testFile = "testola => the test"; |
| Analyzer analyzer = new EnglishAnalyzer(); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| expectThrows( |
| ParseException.class, |
| () -> { |
| parser.parse(new StringReader(testFile)); |
| }); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with bad syntax */ |
| public void testInvalidPositionsOutput() throws Exception { |
| String testFile = "the test => testola"; |
| Analyzer analyzer = new EnglishAnalyzer(); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| expectThrows( |
| ParseException.class, |
| () -> { |
| parser.parse(new StringReader(testFile)); |
| }); |
| analyzer.close(); |
| } |
| |
| /** parse a syn file with some escaped syntax chars */ |
| public void testEscapedStuff() throws Exception { |
| String testFile = "a\\=>a => b\\=>b\n" + "a\\,a => b\\,b"; |
| Analyzer analyzer = new MockAnalyzer(random(), MockTokenizer.KEYWORD, false); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| parser.parse(new StringReader(testFile)); |
| final SynonymMap map = parser.build(); |
| analyzer.close(); |
| analyzer = |
| new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.KEYWORD, false); |
| return new TokenStreamComponents(tokenizer, new SynonymFilter(tokenizer, map, false)); |
| } |
| }; |
| |
| assertAnalyzesTo(analyzer, "ball", new String[] {"ball"}, new int[] {1}); |
| |
| assertAnalyzesTo(analyzer, "a=>a", new String[] {"b=>b"}, new int[] {1}); |
| |
| assertAnalyzesTo(analyzer, "a,a", new String[] {"b,b"}, new int[] {1}); |
| analyzer.close(); |
| } |
| |
| /** Verify type of token and positionLength after analyzer. */ |
| public void testPositionLengthAndTypeSimple() throws Exception { |
| String testFile = "spider man, spiderman"; |
| |
| Analyzer analyzer = new MockAnalyzer(random()); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| parser.parse(new StringReader(testFile)); |
| final SynonymMap map = parser.build(); |
| analyzer.close(); |
| |
| analyzer = |
| new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.WHITESPACE, true); |
| return new TokenStreamComponents(tokenizer, new SynonymFilter(tokenizer, map, true)); |
| } |
| }; |
| |
| assertAnalyzesToPositions( |
| analyzer, |
| "spider man", |
| new String[] {"spider", "spiderman", "man"}, |
| new String[] {"word", "SYNONYM", "word"}, |
| new int[] {1, 0, 1}, |
| new int[] {1, 2, 1}); |
| } |
| |
| /** Verify type of original token is "word", others are Synonym. */ |
| public void testTypes() throws Exception { |
| String testFile = "woods, wood, forest"; |
| |
| Analyzer analyzer = new MockAnalyzer(random()); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| parser.parse(new StringReader(testFile)); |
| final SynonymMap map = parser.build(); |
| analyzer.close(); |
| |
| analyzer = |
| new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.WHITESPACE, true); |
| return new TokenStreamComponents(tokenizer, new SynonymFilter(tokenizer, map, true)); |
| } |
| }; |
| |
| assertAnalyzesTo( |
| analyzer, |
| "lost in the forest", |
| new String[] {"lost", "in", "the", "forest", "woods", "wood"}, |
| new String[] {"word", "word", "word", "word", "SYNONYM", "SYNONYM"}); |
| } |
| |
| /** Test parsing of simple examples. */ |
| public void testParseSimple() throws Exception { |
| String testFile = |
| "spider man, spiderman\n" |
| + "usa,united states,u s a,united states of america\n" |
| + "mystyped, mistyped => mistyped\n" |
| + "foo => foo bar\n" |
| + "foo => baz"; |
| |
| Analyzer analyzer = new MockAnalyzer(random()); |
| SolrSynonymParser parser = new SolrSynonymParser(true, true, analyzer); |
| parser.parse(new StringReader(testFile)); |
| final SynonymMap map = parser.build(); |
| analyzer.close(); |
| |
| assertEntryEquals(map, "spiderman", true, "spider man"); |
| assertEntryEquals(map, "spider man", true, "spiderman"); |
| |
| assertEntryEquals( |
| map, "usa", true, new String[] {"united states", "u s a", "united states of america"}); |
| assertEntryEquals( |
| map, "united states", true, new String[] {"usa", "u s a", "united states of america"}); |
| assertEntryEquals( |
| map, "u s a", true, new String[] {"usa", "united states", "united states of america"}); |
| assertEntryEquals( |
| map, "united states of america", true, new String[] {"usa", "u s a", "united states"}); |
| |
| assertEntryEquals(map, "mistyped", false, "mistyped"); |
| assertEntryEquals(map, "mystyped", false, "mistyped"); |
| |
| assertEntryEquals(map, "foo", false, new String[] {"foo bar", "baz"}); |
| assertEntryAbsent(map, "baz"); |
| assertEntryAbsent(map, "bar"); |
| } |
| } |