| package org.apache.lucene.queryParser.standard; |
| |
| /** |
| * 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.Reader; |
| import java.text.Collator; |
| import java.text.DateFormat; |
| import java.util.Calendar; |
| import java.util.Date; |
| import java.util.GregorianCalendar; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.analysis.MockTokenFilter; |
| import org.apache.lucene.analysis.MockTokenizer; |
| import org.apache.lucene.analysis.TokenFilter; |
| import org.apache.lucene.analysis.TokenStream; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; |
| import org.apache.lucene.analysis.tokenattributes.OffsetAttribute; |
| import org.apache.lucene.analysis.tokenattributes.PositionIncrementAttribute; |
| import org.apache.lucene.document.DateTools; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.TextField; |
| import org.apache.lucene.index.IndexWriter; |
| import org.apache.lucene.index.IndexReader; |
| import org.apache.lucene.index.Term; |
| import org.apache.lucene.messages.MessageImpl; |
| import org.apache.lucene.queryParser.core.QueryNodeException; |
| import org.apache.lucene.queryParser.core.messages.QueryParserMessages; |
| import org.apache.lucene.queryParser.core.nodes.FuzzyQueryNode; |
| import org.apache.lucene.queryParser.core.nodes.QueryNode; |
| import org.apache.lucene.queryParser.core.processors.QueryNodeProcessorImpl; |
| import org.apache.lucene.queryParser.core.processors.QueryNodeProcessorPipeline; |
| import org.apache.lucene.queryParser.standard.config.DefaultOperatorAttribute.Operator; |
| import org.apache.lucene.queryParser.standard.nodes.WildcardQueryNode; |
| import org.apache.lucene.search.BooleanClause; |
| import org.apache.lucene.search.BooleanQuery; |
| import org.apache.lucene.search.FuzzyQuery; |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.lucene.search.MatchAllDocsQuery; |
| import org.apache.lucene.search.MultiPhraseQuery; |
| import org.apache.lucene.search.MultiTermQuery; |
| import org.apache.lucene.search.PhraseQuery; |
| import org.apache.lucene.search.PrefixQuery; |
| import org.apache.lucene.search.Query; |
| import org.apache.lucene.search.RegexpQuery; |
| import org.apache.lucene.search.ScoreDoc; |
| import org.apache.lucene.search.TermQuery; |
| import org.apache.lucene.search.TermRangeQuery; |
| import org.apache.lucene.search.WildcardQuery; |
| import org.apache.lucene.search.BooleanClause.Occur; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.apache.lucene.util.automaton.BasicAutomata; |
| import org.apache.lucene.util.automaton.CharacterRunAutomaton; |
| import org.apache.lucene.util.automaton.RegExp; |
| import org.junit.Ignore; |
| |
| /** |
| * This test case is a copy of the core Lucene query parser test, it was adapted |
| * to use new QueryParserHelper instead of the old query parser. |
| * |
| * Tests QueryParser. |
| */ |
| public class TestQPHelper extends LuceneTestCase { |
| |
| public static Analyzer qpAnalyzer = new QPTestAnalyzer(); |
| |
| public static final class QPTestFilter extends TokenFilter { |
| private final CharTermAttribute termAtt = addAttribute(CharTermAttribute.class); |
| private final OffsetAttribute offsetAtt = addAttribute(OffsetAttribute.class); |
| |
| /** |
| * Filter which discards the token 'stop' and which expands the token |
| * 'phrase' into 'phrase1 phrase2' |
| */ |
| public QPTestFilter(TokenStream in) { |
| super(in); |
| } |
| |
| boolean inPhrase = false; |
| int savedStart = 0, savedEnd = 0; |
| |
| @Override |
| public boolean incrementToken() throws IOException { |
| if (inPhrase) { |
| inPhrase = false; |
| clearAttributes(); |
| termAtt.setEmpty().append("phrase2"); |
| offsetAtt.setOffset(savedStart, savedEnd); |
| return true; |
| } else |
| while (input.incrementToken()) { |
| if (termAtt.toString().equals("phrase")) { |
| inPhrase = true; |
| savedStart = offsetAtt.startOffset(); |
| savedEnd = offsetAtt.endOffset(); |
| termAtt.setEmpty().append("phrase1"); |
| offsetAtt.setOffset(savedStart, savedEnd); |
| return true; |
| } else if (!termAtt.toString().equals("stop")) |
| return true; |
| } |
| return false; |
| } |
| } |
| |
| public static final class QPTestAnalyzer extends Analyzer { |
| |
| /** Filters MockTokenizer with StopFilter. */ |
| @Override |
| public final TokenStream tokenStream(String fieldName, Reader reader) { |
| return new QPTestFilter(new MockTokenizer(reader, MockTokenizer.SIMPLE, true)); |
| } |
| } |
| |
| public static class QPTestParser extends StandardQueryParser { |
| public QPTestParser(Analyzer a) { |
| ((QueryNodeProcessorPipeline)getQueryNodeProcessor()) |
| .add(new QPTestParserQueryNodeProcessor()); |
| this.setAnalyzer(a); |
| |
| } |
| |
| private static class QPTestParserQueryNodeProcessor extends |
| QueryNodeProcessorImpl { |
| |
| @Override |
| protected QueryNode postProcessNode(QueryNode node) |
| throws QueryNodeException { |
| |
| return node; |
| |
| } |
| |
| @Override |
| protected QueryNode preProcessNode(QueryNode node) |
| throws QueryNodeException { |
| |
| if (node instanceof WildcardQueryNode || node instanceof FuzzyQueryNode) { |
| |
| throw new QueryNodeException(new MessageImpl( |
| QueryParserMessages.EMPTY_MESSAGE)); |
| |
| } |
| |
| return node; |
| |
| } |
| |
| @Override |
| protected List<QueryNode> setChildrenOrder(List<QueryNode> children) |
| throws QueryNodeException { |
| |
| return children; |
| |
| } |
| |
| } |
| |
| } |
| |
| private int originalMaxClauses; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| originalMaxClauses = BooleanQuery.getMaxClauseCount(); |
| } |
| |
| public StandardQueryParser getParser(Analyzer a) throws Exception { |
| if (a == null) |
| a = new MockAnalyzer(random, MockTokenizer.SIMPLE, true); |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(a); |
| |
| qp.setDefaultOperator(Operator.OR); |
| |
| return qp; |
| |
| } |
| |
| public Query getQuery(String query, Analyzer a) throws Exception { |
| return getParser(a).parse(query, "field"); |
| } |
| |
| public Query getQueryAllowLeadingWildcard(String query, Analyzer a) throws Exception { |
| StandardQueryParser parser = getParser(a); |
| parser.setAllowLeadingWildcard(true); |
| return parser.parse(query, "field"); |
| } |
| |
| public void assertQueryEquals(String query, Analyzer a, String result) |
| throws Exception { |
| Query q = getQuery(query, a); |
| String s = q.toString("field"); |
| if (!s.equals(result)) { |
| fail("Query /" + query + "/ yielded /" + s + "/, expecting /" + result |
| + "/"); |
| } |
| } |
| |
| public void assertQueryEqualsAllowLeadingWildcard(String query, Analyzer a, String result) |
| throws Exception { |
| Query q = getQueryAllowLeadingWildcard(query, a); |
| String s = q.toString("field"); |
| if (!s.equals(result)) { |
| fail("Query /" + query + "/ yielded /" + s + "/, expecting /" + result |
| + "/"); |
| } |
| } |
| |
| public void assertQueryEquals(StandardQueryParser qp, String field, |
| String query, String result) throws Exception { |
| Query q = qp.parse(query, field); |
| String s = q.toString(field); |
| if (!s.equals(result)) { |
| fail("Query /" + query + "/ yielded /" + s + "/, expecting /" + result |
| + "/"); |
| } |
| } |
| |
| public void assertEscapedQueryEquals(String query, Analyzer a, String result) |
| throws Exception { |
| String escapedQuery = QueryParserUtil.escape(query); |
| if (!escapedQuery.equals(result)) { |
| fail("Query /" + query + "/ yielded /" + escapedQuery + "/, expecting /" |
| + result + "/"); |
| } |
| } |
| |
| public void assertWildcardQueryEquals(String query, boolean lowercase, |
| String result, boolean allowLeadingWildcard) throws Exception { |
| StandardQueryParser qp = getParser(null); |
| qp.setLowercaseExpandedTerms(lowercase); |
| qp.setAllowLeadingWildcard(allowLeadingWildcard); |
| Query q = qp.parse(query, "field"); |
| String s = q.toString("field"); |
| if (!s.equals(result)) { |
| fail("WildcardQuery /" + query + "/ yielded /" + s + "/, expecting /" |
| + result + "/"); |
| } |
| } |
| |
| public void assertWildcardQueryEquals(String query, boolean lowercase, |
| String result) throws Exception { |
| assertWildcardQueryEquals(query, lowercase, result, false); |
| } |
| |
| public void assertWildcardQueryEquals(String query, String result) |
| throws Exception { |
| StandardQueryParser qp = getParser(null); |
| Query q = qp.parse(query, "field"); |
| String s = q.toString("field"); |
| if (!s.equals(result)) { |
| fail("WildcardQuery /" + query + "/ yielded /" + s + "/, expecting /" |
| + result + "/"); |
| } |
| } |
| |
| public Query getQueryDOA(String query, Analyzer a) throws Exception { |
| if (a == null) |
| a = new MockAnalyzer(random, MockTokenizer.SIMPLE, true); |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(a); |
| qp.setDefaultOperator(Operator.AND); |
| |
| return qp.parse(query, "field"); |
| |
| } |
| |
| public void assertQueryEqualsDOA(String query, Analyzer a, String result) |
| throws Exception { |
| Query q = getQueryDOA(query, a); |
| String s = q.toString("field"); |
| if (!s.equals(result)) { |
| fail("Query /" + query + "/ yielded /" + s + "/, expecting /" + result |
| + "/"); |
| } |
| } |
| |
| public void testConstantScoreAutoRewrite() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| Query q = qp.parse("foo*bar", "field"); |
| assertTrue(q instanceof WildcardQuery); |
| assertEquals(MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT, ((MultiTermQuery) q).getRewriteMethod()); |
| |
| q = qp.parse("foo*", "field"); |
| assertTrue(q instanceof PrefixQuery); |
| assertEquals(MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT, ((MultiTermQuery) q).getRewriteMethod()); |
| |
| q = qp.parse("[a TO z]", "field"); |
| assertTrue(q instanceof TermRangeQuery); |
| assertEquals(MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT, ((MultiTermQuery) q).getRewriteMethod()); |
| } |
| |
| public void testCJK() throws Exception { |
| // Test Ideographic Space - As wide as a CJK character cell (fullwidth) |
| // used google to translate the word "term" to japanese -> ?? |
| assertQueryEquals("term\u3000term\u3000term", null, |
| "term\u0020term\u0020term"); |
| assertQueryEqualsAllowLeadingWildcard("??\u3000??\u3000??", null, "??\u0020??\u0020??"); |
| } |
| |
| //individual CJK chars as terms, like StandardAnalyzer |
| private class SimpleCJKTokenizer extends Tokenizer { |
| private CharTermAttribute termAtt = addAttribute(CharTermAttribute.class); |
| |
| public SimpleCJKTokenizer(Reader input) { |
| super(input); |
| } |
| |
| @Override |
| public boolean incrementToken() throws IOException { |
| int ch = input.read(); |
| if (ch < 0) |
| return false; |
| clearAttributes(); |
| termAtt.setEmpty().append((char) ch); |
| return true; |
| } |
| } |
| |
| private class SimpleCJKAnalyzer extends Analyzer { |
| @Override |
| public TokenStream tokenStream(String fieldName, Reader reader) { |
| return new SimpleCJKTokenizer(reader); |
| } |
| } |
| |
| public void testCJKTerm() throws Exception { |
| // individual CJK chars as terms |
| SimpleCJKAnalyzer analyzer = new SimpleCJKAnalyzer(); |
| |
| BooleanQuery expected = new BooleanQuery(); |
| expected.add(new TermQuery(new Term("field", "ä¸")), BooleanClause.Occur.SHOULD); |
| expected.add(new TermQuery(new Term("field", "国")), BooleanClause.Occur.SHOULD); |
| |
| assertEquals(expected, getQuery("ä¸å›½", analyzer)); |
| } |
| |
| public void testCJKBoostedTerm() throws Exception { |
| // individual CJK chars as terms |
| SimpleCJKAnalyzer analyzer = new SimpleCJKAnalyzer(); |
| |
| BooleanQuery expected = new BooleanQuery(); |
| expected.setBoost(0.5f); |
| expected.add(new TermQuery(new Term("field", "ä¸")), BooleanClause.Occur.SHOULD); |
| expected.add(new TermQuery(new Term("field", "国")), BooleanClause.Occur.SHOULD); |
| |
| assertEquals(expected, getQuery("ä¸å›½^0.5", analyzer)); |
| } |
| |
| public void testCJKPhrase() throws Exception { |
| // individual CJK chars as terms |
| SimpleCJKAnalyzer analyzer = new SimpleCJKAnalyzer(); |
| |
| PhraseQuery expected = new PhraseQuery(); |
| expected.add(new Term("field", "ä¸")); |
| expected.add(new Term("field", "国")); |
| |
| assertEquals(expected, getQuery("\"ä¸å›½\"", analyzer)); |
| } |
| |
| public void testCJKBoostedPhrase() throws Exception { |
| // individual CJK chars as terms |
| SimpleCJKAnalyzer analyzer = new SimpleCJKAnalyzer(); |
| |
| PhraseQuery expected = new PhraseQuery(); |
| expected.setBoost(0.5f); |
| expected.add(new Term("field", "ä¸")); |
| expected.add(new Term("field", "国")); |
| |
| assertEquals(expected, getQuery("\"ä¸å›½\"^0.5", analyzer)); |
| } |
| |
| public void testCJKSloppyPhrase() throws Exception { |
| // individual CJK chars as terms |
| SimpleCJKAnalyzer analyzer = new SimpleCJKAnalyzer(); |
| |
| PhraseQuery expected = new PhraseQuery(); |
| expected.setSlop(3); |
| expected.add(new Term("field", "ä¸")); |
| expected.add(new Term("field", "国")); |
| |
| assertEquals(expected, getQuery("\"ä¸å›½\"~3", analyzer)); |
| } |
| |
| public void testSimple() throws Exception { |
| assertQueryEquals("\"term germ\"~2", null, "\"term germ\"~2"); |
| assertQueryEquals("term term term", null, "term term term"); |
| assertQueryEquals("t�rm term term", new MockAnalyzer(random, MockTokenizer.WHITESPACE, false), |
| "t�rm term term"); |
| assertQueryEquals("�mlaut", new MockAnalyzer(random, MockTokenizer.WHITESPACE, false), "�mlaut"); |
| |
| // FIXME: change MockAnalyzer to not extend CharTokenizer for this test |
| //assertQueryEquals("\"\"", new KeywordAnalyzer(), ""); |
| //assertQueryEquals("foo:\"\"", new KeywordAnalyzer(), "foo:"); |
| |
| assertQueryEquals("a AND b", null, "+a +b"); |
| assertQueryEquals("(a AND b)", null, "+a +b"); |
| assertQueryEquals("c OR (a AND b)", null, "c (+a +b)"); |
| |
| assertQueryEquals("a AND NOT b", null, "+a -b"); |
| |
| assertQueryEquals("a AND -b", null, "+a -b"); |
| |
| assertQueryEquals("a AND !b", null, "+a -b"); |
| |
| assertQueryEquals("a && b", null, "+a +b"); |
| |
| assertQueryEquals("a && ! b", null, "+a -b"); |
| |
| assertQueryEquals("a OR b", null, "a b"); |
| assertQueryEquals("a || b", null, "a b"); |
| |
| assertQueryEquals("a OR !b", null, "a -b"); |
| |
| assertQueryEquals("a OR ! b", null, "a -b"); |
| |
| assertQueryEquals("a OR -b", null, "a -b"); |
| |
| assertQueryEquals("+term -term term", null, "+term -term term"); |
| assertQueryEquals("foo:term AND field:anotherTerm", null, |
| "+foo:term +anotherterm"); |
| assertQueryEquals("term AND \"phrase phrase\"", null, |
| "+term +\"phrase phrase\""); |
| assertQueryEquals("\"hello there\"", null, "\"hello there\""); |
| assertTrue(getQuery("a AND b", null) instanceof BooleanQuery); |
| assertTrue(getQuery("hello", null) instanceof TermQuery); |
| assertTrue(getQuery("\"hello there\"", null) instanceof PhraseQuery); |
| |
| assertQueryEquals("germ term^2.0", null, "germ term^2.0"); |
| assertQueryEquals("(term)^2.0", null, "term^2.0"); |
| assertQueryEquals("(germ term)^2.0", null, "(germ term)^2.0"); |
| assertQueryEquals("term^2.0", null, "term^2.0"); |
| assertQueryEquals("term^2", null, "term^2.0"); |
| assertQueryEquals("\"germ term\"^2.0", null, "\"germ term\"^2.0"); |
| assertQueryEquals("\"term germ\"^2", null, "\"term germ\"^2.0"); |
| |
| assertQueryEquals("(foo OR bar) AND (baz OR boo)", null, |
| "+(foo bar) +(baz boo)"); |
| assertQueryEquals("((a OR b) AND NOT c) OR d", null, "(+(a b) -c) d"); |
| assertQueryEquals("+(apple \"steve jobs\") -(foo bar baz)", null, |
| "+(apple \"steve jobs\") -(foo bar baz)"); |
| assertQueryEquals("+title:(dog OR cat) -author:\"bob dole\"", null, |
| "+(title:dog title:cat) -author:\"bob dole\""); |
| |
| } |
| |
| public void testPunct() throws Exception { |
| Analyzer a = new MockAnalyzer(random, MockTokenizer.WHITESPACE, false); |
| assertQueryEquals("a&b", a, "a&b"); |
| assertQueryEquals("a&&b", a, "a&&b"); |
| assertQueryEquals(".NET", a, ".NET"); |
| } |
| |
| public void testSlop() throws Exception { |
| |
| assertQueryEquals("\"term germ\"~2", null, "\"term germ\"~2"); |
| assertQueryEquals("\"term germ\"~2 flork", null, "\"term germ\"~2 flork"); |
| assertQueryEquals("\"term\"~2", null, "term"); |
| assertQueryEquals("\" \"~2 germ", null, "germ"); |
| assertQueryEquals("\"term germ\"~2^2", null, "\"term germ\"~2^2.0"); |
| } |
| |
| public void testNumber() throws Exception { |
| // The numbers go away because SimpleAnalzyer ignores them |
| assertQueryEquals("3", null, ""); |
| assertQueryEquals("term 1.0 1 2", null, "term"); |
| assertQueryEquals("term term1 term2", null, "term term term"); |
| |
| Analyzer a = new MockAnalyzer(random, MockTokenizer.WHITESPACE, false); |
| assertQueryEquals("3", a, "3"); |
| assertQueryEquals("term 1.0 1 2", a, "term 1.0 1 2"); |
| assertQueryEquals("term term1 term2", a, "term term1 term2"); |
| } |
| |
| public void testWildcard() throws Exception { |
| assertQueryEquals("term*", null, "term*"); |
| assertQueryEquals("term*^2", null, "term*^2.0"); |
| assertQueryEquals("term~", null, "term~2.0"); |
| assertQueryEquals("term~0.7", null, "term~0.7"); |
| |
| assertQueryEquals("term~^3", null, "term~2.0^3.0"); |
| |
| assertQueryEquals("term^3~", null, "term~2.0^3.0"); |
| assertQueryEquals("term*germ", null, "term*germ"); |
| assertQueryEquals("term*germ^3", null, "term*germ^3.0"); |
| |
| assertTrue(getQuery("term*", null) instanceof PrefixQuery); |
| assertTrue(getQuery("term*^2", null) instanceof PrefixQuery); |
| assertTrue(getQuery("term~", null) instanceof FuzzyQuery); |
| assertTrue(getQuery("term~0.7", null) instanceof FuzzyQuery); |
| FuzzyQuery fq = (FuzzyQuery) getQuery("term~0.7", null); |
| assertEquals(0.7f, fq.getMinSimilarity(), 0.1f); |
| assertEquals(FuzzyQuery.defaultPrefixLength, fq.getPrefixLength()); |
| fq = (FuzzyQuery) getQuery("term~", null); |
| assertEquals(2.0f, fq.getMinSimilarity(), 0.1f); |
| assertEquals(FuzzyQuery.defaultPrefixLength, fq.getPrefixLength()); |
| |
| assertQueryNodeException("term~1.1"); // value > 1, throws exception |
| |
| assertTrue(getQuery("term*germ", null) instanceof WildcardQuery); |
| |
| /* |
| * Tests to see that wild card terms are (or are not) properly lower-cased |
| * with propery parser configuration |
| */ |
| // First prefix queries: |
| // by default, convert to lowercase: |
| assertWildcardQueryEquals("Term*", true, "term*"); |
| // explicitly set lowercase: |
| assertWildcardQueryEquals("term*", true, "term*"); |
| assertWildcardQueryEquals("Term*", true, "term*"); |
| assertWildcardQueryEquals("TERM*", true, "term*"); |
| // explicitly disable lowercase conversion: |
| assertWildcardQueryEquals("term*", false, "term*"); |
| assertWildcardQueryEquals("Term*", false, "Term*"); |
| assertWildcardQueryEquals("TERM*", false, "TERM*"); |
| // Then 'full' wildcard queries: |
| // by default, convert to lowercase: |
| assertWildcardQueryEquals("Te?m", "te?m"); |
| // explicitly set lowercase: |
| assertWildcardQueryEquals("te?m", true, "te?m"); |
| assertWildcardQueryEquals("Te?m", true, "te?m"); |
| assertWildcardQueryEquals("TE?M", true, "te?m"); |
| assertWildcardQueryEquals("Te?m*gerM", true, "te?m*germ"); |
| // explicitly disable lowercase conversion: |
| assertWildcardQueryEquals("te?m", false, "te?m"); |
| assertWildcardQueryEquals("Te?m", false, "Te?m"); |
| assertWildcardQueryEquals("TE?M", false, "TE?M"); |
| assertWildcardQueryEquals("Te?m*gerM", false, "Te?m*gerM"); |
| // Fuzzy queries: |
| assertWildcardQueryEquals("Term~", "term~2.0"); |
| assertWildcardQueryEquals("Term~", true, "term~2.0"); |
| assertWildcardQueryEquals("Term~", false, "Term~2.0"); |
| // Range queries: |
| |
| // TODO: implement this on QueryParser |
| // Q0002E_INVALID_SYNTAX_CANNOT_PARSE: Syntax Error, cannot parse '[A TO |
| // C]': Lexical error at line 1, column 1. Encountered: "[" (91), after |
| // : "" |
| assertWildcardQueryEquals("[A TO C]", "[a TO c]"); |
| assertWildcardQueryEquals("[A TO C]", true, "[a TO c]"); |
| assertWildcardQueryEquals("[A TO C]", false, "[A TO C]"); |
| // Test suffix queries: first disallow |
| try { |
| assertWildcardQueryEquals("*Term", true, "*term"); |
| fail(); |
| } catch (QueryNodeException pe) { |
| // expected exception |
| } |
| try { |
| assertWildcardQueryEquals("?Term", true, "?term"); |
| fail(); |
| } catch (QueryNodeException pe) { |
| // expected exception |
| } |
| // Test suffix queries: then allow |
| assertWildcardQueryEquals("*Term", true, "*term", true); |
| assertWildcardQueryEquals("?Term", true, "?term", true); |
| } |
| |
| public void testLeadingWildcardType() throws Exception { |
| StandardQueryParser qp = getParser(null); |
| qp.setAllowLeadingWildcard(true); |
| assertEquals(WildcardQuery.class, qp.parse("t*erm*", "field").getClass()); |
| assertEquals(WildcardQuery.class, qp.parse("?term*", "field").getClass()); |
| assertEquals(WildcardQuery.class, qp.parse("*term*", "field").getClass()); |
| } |
| |
| public void testQPA() throws Exception { |
| assertQueryEquals("term term^3.0 term", qpAnalyzer, "term term^3.0 term"); |
| assertQueryEquals("term stop^3.0 term", qpAnalyzer, "term term"); |
| |
| assertQueryEquals("term term term", qpAnalyzer, "term term term"); |
| assertQueryEquals("term +stop term", qpAnalyzer, "term term"); |
| assertQueryEquals("term -stop term", qpAnalyzer, "term term"); |
| |
| assertQueryEquals("drop AND (stop) AND roll", qpAnalyzer, "+drop +roll"); |
| assertQueryEquals("term +(stop) term", qpAnalyzer, "term term"); |
| assertQueryEquals("term -(stop) term", qpAnalyzer, "term term"); |
| |
| assertQueryEquals("drop AND stop AND roll", qpAnalyzer, "+drop +roll"); |
| assertQueryEquals("term phrase term", qpAnalyzer, |
| "term phrase1 phrase2 term"); |
| |
| assertQueryEquals("term AND NOT phrase term", qpAnalyzer, |
| "+term -(phrase1 phrase2) term"); |
| |
| assertQueryEquals("stop^3", qpAnalyzer, ""); |
| assertQueryEquals("stop", qpAnalyzer, ""); |
| assertQueryEquals("(stop)^3", qpAnalyzer, ""); |
| assertQueryEquals("((stop))^3", qpAnalyzer, ""); |
| assertQueryEquals("(stop^3)", qpAnalyzer, ""); |
| assertQueryEquals("((stop)^3)", qpAnalyzer, ""); |
| assertQueryEquals("(stop)", qpAnalyzer, ""); |
| assertQueryEquals("((stop))", qpAnalyzer, ""); |
| assertTrue(getQuery("term term term", qpAnalyzer) instanceof BooleanQuery); |
| assertTrue(getQuery("term +stop", qpAnalyzer) instanceof TermQuery); |
| } |
| |
| public void testRange() throws Exception { |
| assertQueryEquals("[ a TO z]", null, "[a TO z]"); |
| assertEquals(MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT, ((TermRangeQuery)getQuery("[ a TO z]", null)).getRewriteMethod()); |
| |
| StandardQueryParser qp = new StandardQueryParser(); |
| |
| qp.setMultiTermRewriteMethod(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE); |
| assertEquals(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE,((TermRangeQuery)qp.parse("[ a TO z]", "field")).getRewriteMethod()); |
| |
| assertQueryEquals("[ a TO z ]", null, "[a TO z]"); |
| assertQueryEquals("{ a TO z}", null, "{a TO z}"); |
| assertQueryEquals("{ a TO z }", null, "{a TO z}"); |
| assertQueryEquals("{ a TO z }^2.0", null, "{a TO z}^2.0"); |
| assertQueryEquals("[ a TO z] OR bar", null, "[a TO z] bar"); |
| assertQueryEquals("[ a TO z] AND bar", null, "+[a TO z] +bar"); |
| assertQueryEquals("( bar blar { a TO z}) ", null, "bar blar {a TO z}"); |
| assertQueryEquals("gack ( bar blar { a TO z}) ", null, |
| "gack (bar blar {a TO z})"); |
| } |
| |
| /** for testing DateTools support */ |
| private String getDate(String s, DateTools.Resolution resolution) |
| throws Exception { |
| DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT); |
| return getDate(df.parse(s), resolution); |
| } |
| |
| /** for testing DateTools support */ |
| private String getDate(Date d, DateTools.Resolution resolution) |
| throws Exception { |
| return DateTools.dateToString(d, resolution); |
| } |
| |
| private String escapeDateString(String s) { |
| if (s.contains(" ")) { |
| return "\"" + s + "\""; |
| } else { |
| return s; |
| } |
| } |
| |
| private String getLocalizedDate(int year, int month, int day) { |
| DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT); |
| Calendar calendar = new GregorianCalendar(); |
| calendar.clear(); |
| calendar.set(year, month, day); |
| calendar.set(Calendar.HOUR_OF_DAY, 23); |
| calendar.set(Calendar.MINUTE, 59); |
| calendar.set(Calendar.SECOND, 59); |
| calendar.set(Calendar.MILLISECOND, 999); |
| return df.format(calendar.getTime()); |
| } |
| |
| public void testDateRange() throws Exception { |
| String startDate = getLocalizedDate(2002, 1, 1); |
| String endDate = getLocalizedDate(2002, 1, 4); |
| Calendar endDateExpected = new GregorianCalendar(); |
| endDateExpected.clear(); |
| endDateExpected.set(2002, 1, 4, 23, 59, 59); |
| endDateExpected.set(Calendar.MILLISECOND, 999); |
| final String defaultField = "default"; |
| final String monthField = "month"; |
| final String hourField = "hour"; |
| StandardQueryParser qp = new StandardQueryParser(); |
| |
| Map<CharSequence, DateTools.Resolution> dateRes = new HashMap<CharSequence, DateTools.Resolution>(); |
| |
| // set a field specific date resolution |
| dateRes.put(monthField, DateTools.Resolution.MONTH); |
| qp.setDateResolution(dateRes); |
| |
| // set default date resolution to MILLISECOND |
| qp.setDateResolution(DateTools.Resolution.MILLISECOND); |
| |
| // set second field specific date resolution |
| dateRes.put(hourField, DateTools.Resolution.HOUR); |
| qp.setDateResolution(dateRes); |
| |
| // for this field no field specific date resolution has been set, |
| // so verify if the default resolution is used |
| assertDateRangeQueryEquals(qp, defaultField, startDate, endDate, |
| endDateExpected.getTime(), DateTools.Resolution.MILLISECOND); |
| |
| // verify if field specific date resolutions are used for these two |
| // fields |
| assertDateRangeQueryEquals(qp, monthField, startDate, endDate, |
| endDateExpected.getTime(), DateTools.Resolution.MONTH); |
| |
| assertDateRangeQueryEquals(qp, hourField, startDate, endDate, |
| endDateExpected.getTime(), DateTools.Resolution.HOUR); |
| } |
| |
| public void assertDateRangeQueryEquals(StandardQueryParser qp, |
| String field, String startDate, String endDate, Date endDateInclusive, |
| DateTools.Resolution resolution) throws Exception { |
| assertQueryEquals(qp, field, field + ":[" + escapeDateString(startDate) + " TO " + escapeDateString(endDate) |
| + "]", "[" + getDate(startDate, resolution) + " TO " |
| + getDate(endDateInclusive, resolution) + "]"); |
| assertQueryEquals(qp, field, field + ":{" + escapeDateString(startDate) + " TO " + escapeDateString(endDate) |
| + "}", "{" + getDate(startDate, resolution) + " TO " |
| + getDate(endDate, resolution) + "}"); |
| } |
| |
| public void testEscaped() throws Exception { |
| Analyzer a = new MockAnalyzer(random, MockTokenizer.WHITESPACE, false); |
| |
| /* |
| * assertQueryEquals("\\[brackets", a, "\\[brackets"); |
| * assertQueryEquals("\\[brackets", null, "brackets"); |
| * assertQueryEquals("\\\\", a, "\\\\"); assertQueryEquals("\\+blah", a, |
| * "\\+blah"); assertQueryEquals("\\(blah", a, "\\(blah"); |
| * |
| * assertQueryEquals("\\-blah", a, "\\-blah"); assertQueryEquals("\\!blah", |
| * a, "\\!blah"); assertQueryEquals("\\{blah", a, "\\{blah"); |
| * assertQueryEquals("\\}blah", a, "\\}blah"); assertQueryEquals("\\:blah", |
| * a, "\\:blah"); assertQueryEquals("\\^blah", a, "\\^blah"); |
| * assertQueryEquals("\\[blah", a, "\\[blah"); assertQueryEquals("\\]blah", |
| * a, "\\]blah"); assertQueryEquals("\\\"blah", a, "\\\"blah"); |
| * assertQueryEquals("\\(blah", a, "\\(blah"); assertQueryEquals("\\)blah", |
| * a, "\\)blah"); assertQueryEquals("\\~blah", a, "\\~blah"); |
| * assertQueryEquals("\\*blah", a, "\\*blah"); assertQueryEquals("\\?blah", |
| * a, "\\?blah"); //assertQueryEquals("foo \\&\\& bar", a, |
| * "foo \\&\\& bar"); //assertQueryEquals("foo \\|| bar", a, |
| * "foo \\|| bar"); //assertQueryEquals("foo \\AND bar", a, |
| * "foo \\AND bar"); |
| */ |
| |
| assertQueryEquals("\\*", a, "*"); |
| |
| assertQueryEquals("\\a", a, "a"); |
| |
| assertQueryEquals("a\\-b:c", a, "a-b:c"); |
| assertQueryEquals("a\\+b:c", a, "a+b:c"); |
| assertQueryEquals("a\\:b:c", a, "a:b:c"); |
| assertQueryEquals("a\\\\b:c", a, "a\\b:c"); |
| |
| assertQueryEquals("a:b\\-c", a, "a:b-c"); |
| assertQueryEquals("a:b\\+c", a, "a:b+c"); |
| assertQueryEquals("a:b\\:c", a, "a:b:c"); |
| assertQueryEquals("a:b\\\\c", a, "a:b\\c"); |
| |
| assertQueryEquals("a:b\\-c*", a, "a:b-c*"); |
| assertQueryEquals("a:b\\+c*", a, "a:b+c*"); |
| assertQueryEquals("a:b\\:c*", a, "a:b:c*"); |
| |
| assertQueryEquals("a:b\\\\c*", a, "a:b\\c*"); |
| |
| assertQueryEquals("a:b\\-?c", a, "a:b-?c"); |
| assertQueryEquals("a:b\\+?c", a, "a:b+?c"); |
| assertQueryEquals("a:b\\:?c", a, "a:b:?c"); |
| |
| assertQueryEquals("a:b\\\\?c", a, "a:b\\?c"); |
| |
| assertQueryEquals("a:b\\-c~", a, "a:b-c~2.0"); |
| assertQueryEquals("a:b\\+c~", a, "a:b+c~2.0"); |
| assertQueryEquals("a:b\\:c~", a, "a:b:c~2.0"); |
| assertQueryEquals("a:b\\\\c~", a, "a:b\\c~2.0"); |
| |
| // TODO: implement Range queries on QueryParser |
| assertQueryEquals("[ a\\- TO a\\+ ]", null, "[a- TO a+]"); |
| assertQueryEquals("[ a\\: TO a\\~ ]", null, "[a: TO a~]"); |
| assertQueryEquals("[ a\\\\ TO a\\* ]", null, "[a\\ TO a*]"); |
| |
| assertQueryEquals( |
| "[\"c\\:\\\\temp\\\\\\~foo0.txt\" TO \"c\\:\\\\temp\\\\\\~foo9.txt\"]", |
| a, "[c:\\temp\\~foo0.txt TO c:\\temp\\~foo9.txt]"); |
| |
| assertQueryEquals("a\\\\\\+b", a, "a\\+b"); |
| |
| assertQueryEquals("a \\\"b c\\\" d", a, "a \"b c\" d"); |
| assertQueryEquals("\"a \\\"b c\\\" d\"", a, "\"a \"b c\" d\""); |
| assertQueryEquals("\"a \\+b c d\"", a, "\"a +b c d\""); |
| |
| assertQueryEquals("c\\:\\\\temp\\\\\\~foo.txt", a, "c:\\temp\\~foo.txt"); |
| |
| assertQueryNodeException("XY\\"); // there must be a character after the |
| // escape char |
| |
| // test unicode escaping |
| assertQueryEquals("a\\u0062c", a, "abc"); |
| assertQueryEquals("XY\\u005a", a, "XYZ"); |
| assertQueryEquals("XY\\u005A", a, "XYZ"); |
| assertQueryEquals("\"a \\\\\\u0028\\u0062\\\" c\"", a, "\"a \\(b\" c\""); |
| |
| assertQueryNodeException("XY\\u005G"); // test non-hex character in escaped |
| // unicode sequence |
| assertQueryNodeException("XY\\u005"); // test incomplete escaped unicode |
| // sequence |
| |
| // Tests bug LUCENE-800 |
| assertQueryEquals("(item:\\\\ item:ABCD\\\\)", a, "item:\\ item:ABCD\\"); |
| assertQueryNodeException("(item:\\\\ item:ABCD\\\\))"); // unmatched closing |
| // paranthesis |
| assertQueryEquals("\\*", a, "*"); |
| assertQueryEquals("\\\\", a, "\\"); // escaped backslash |
| |
| assertQueryNodeException("\\"); // a backslash must always be escaped |
| |
| // LUCENE-1189 |
| assertQueryEquals("(\"a\\\\\") or (\"b\")", a, "a\\ or b"); |
| } |
| |
| public void testQueryStringEscaping() throws Exception { |
| Analyzer a = new MockAnalyzer(random, MockTokenizer.WHITESPACE, false); |
| |
| assertEscapedQueryEquals("a-b:c", a, "a\\-b\\:c"); |
| assertEscapedQueryEquals("a+b:c", a, "a\\+b\\:c"); |
| assertEscapedQueryEquals("a:b:c", a, "a\\:b\\:c"); |
| assertEscapedQueryEquals("a\\b:c", a, "a\\\\b\\:c"); |
| |
| assertEscapedQueryEquals("a:b-c", a, "a\\:b\\-c"); |
| assertEscapedQueryEquals("a:b+c", a, "a\\:b\\+c"); |
| assertEscapedQueryEquals("a:b:c", a, "a\\:b\\:c"); |
| assertEscapedQueryEquals("a:b\\c", a, "a\\:b\\\\c"); |
| |
| assertEscapedQueryEquals("a:b-c*", a, "a\\:b\\-c\\*"); |
| assertEscapedQueryEquals("a:b+c*", a, "a\\:b\\+c\\*"); |
| assertEscapedQueryEquals("a:b:c*", a, "a\\:b\\:c\\*"); |
| |
| assertEscapedQueryEquals("a:b\\\\c*", a, "a\\:b\\\\\\\\c\\*"); |
| |
| assertEscapedQueryEquals("a:b-?c", a, "a\\:b\\-\\?c"); |
| assertEscapedQueryEquals("a:b+?c", a, "a\\:b\\+\\?c"); |
| assertEscapedQueryEquals("a:b:?c", a, "a\\:b\\:\\?c"); |
| |
| assertEscapedQueryEquals("a:b?c", a, "a\\:b\\?c"); |
| |
| assertEscapedQueryEquals("a:b-c~", a, "a\\:b\\-c\\~"); |
| assertEscapedQueryEquals("a:b+c~", a, "a\\:b\\+c\\~"); |
| assertEscapedQueryEquals("a:b:c~", a, "a\\:b\\:c\\~"); |
| assertEscapedQueryEquals("a:b\\c~", a, "a\\:b\\\\c\\~"); |
| |
| assertEscapedQueryEquals("[ a - TO a+ ]", null, "\\[ a \\- TO a\\+ \\]"); |
| assertEscapedQueryEquals("[ a : TO a~ ]", null, "\\[ a \\: TO a\\~ \\]"); |
| assertEscapedQueryEquals("[ a\\ TO a* ]", null, "\\[ a\\\\ TO a\\* \\]"); |
| |
| // LUCENE-881 |
| assertEscapedQueryEquals("|| abc ||", a, "\\|\\| abc \\|\\|"); |
| assertEscapedQueryEquals("&& abc &&", a, "\\&\\& abc \\&\\&"); |
| } |
| |
| @Ignore("contrib queryparser shouldn't escape wildcard terms") |
| public void testEscapedWildcard() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| |
| WildcardQuery q = new WildcardQuery(new Term("field", "foo\\?ba?r")); |
| assertEquals(q, qp.parse("foo\\?ba?r", "field")); |
| } |
| |
| public void testTabNewlineCarriageReturn() throws Exception { |
| assertQueryEqualsDOA("+weltbank +worlbank", null, "+weltbank +worlbank"); |
| |
| assertQueryEqualsDOA("+weltbank\n+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \n+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \n +worlbank", null, "+weltbank +worlbank"); |
| |
| assertQueryEqualsDOA("+weltbank\r+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \r+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \r +worlbank", null, "+weltbank +worlbank"); |
| |
| assertQueryEqualsDOA("+weltbank\r\n+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \r\n+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \r\n +worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \r \n +worlbank", null, |
| "+weltbank +worlbank"); |
| |
| assertQueryEqualsDOA("+weltbank\t+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \t+worlbank", null, "+weltbank +worlbank"); |
| assertQueryEqualsDOA("weltbank \t +worlbank", null, "+weltbank +worlbank"); |
| } |
| |
| public void testSimpleDAO() throws Exception { |
| assertQueryEqualsDOA("term term term", null, "+term +term +term"); |
| assertQueryEqualsDOA("term +term term", null, "+term +term +term"); |
| assertQueryEqualsDOA("term term +term", null, "+term +term +term"); |
| assertQueryEqualsDOA("term +term +term", null, "+term +term +term"); |
| assertQueryEqualsDOA("-term term term", null, "-term +term +term"); |
| } |
| |
| public void testBoost() throws Exception { |
| CharacterRunAutomaton stopSet = new CharacterRunAutomaton(BasicAutomata.makeString("on")); |
| Analyzer oneStopAnalyzer = new MockAnalyzer(random, MockTokenizer.SIMPLE, true, stopSet, true); |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(oneStopAnalyzer); |
| |
| Query q = qp.parse("on^1.0", "field"); |
| assertNotNull(q); |
| q = qp.parse("\"hello\"^2.0", "field"); |
| assertNotNull(q); |
| assertEquals(q.getBoost(), (float) 2.0, (float) 0.5); |
| q = qp.parse("hello^2.0", "field"); |
| assertNotNull(q); |
| assertEquals(q.getBoost(), (float) 2.0, (float) 0.5); |
| q = qp.parse("\"on\"^1.0", "field"); |
| assertNotNull(q); |
| |
| StandardQueryParser qp2 = new StandardQueryParser(); |
| qp2.setAnalyzer(new MockAnalyzer(random, MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET, true)); |
| |
| q = qp2.parse("the^3", "field"); |
| // "the" is a stop word so the result is an empty query: |
| assertNotNull(q); |
| assertEquals("", q.toString()); |
| assertEquals(1.0f, q.getBoost(), 0.01f); |
| } |
| |
| public void assertQueryNodeException(String queryString) throws Exception { |
| try { |
| getQuery(queryString, null); |
| } catch (QueryNodeException expected) { |
| return; |
| } |
| fail("ParseException expected, not thrown"); |
| } |
| |
| public void testException() throws Exception { |
| assertQueryNodeException("*leadingWildcard"); // disallowed by default |
| assertQueryNodeException("\"some phrase"); |
| assertQueryNodeException("(foo bar"); |
| assertQueryNodeException("foo bar))"); |
| assertQueryNodeException("field:term:with:colon some more terms"); |
| assertQueryNodeException("(sub query)^5.0^2.0 plus more"); |
| assertQueryNodeException("secret AND illegal) AND access:confidential"); |
| } |
| |
| public void testCustomQueryParserWildcard() { |
| try { |
| new QPTestParser(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)).parse("a?t", "contents"); |
| fail("Wildcard queries should not be allowed"); |
| } catch (QueryNodeException expected) { |
| // expected exception |
| } |
| } |
| |
| public void testCustomQueryParserFuzzy() throws Exception { |
| try { |
| new QPTestParser(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)).parse("xunit~", "contents"); |
| fail("Fuzzy queries should not be allowed"); |
| } catch (QueryNodeException expected) { |
| // expected exception |
| } |
| } |
| |
| public void testBooleanQuery() throws Exception { |
| BooleanQuery.setMaxClauseCount(2); |
| try { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| |
| qp.parse("one two three", "field"); |
| fail("ParseException expected due to too many boolean clauses"); |
| } catch (QueryNodeException expected) { |
| // too many boolean clauses, so ParseException is expected |
| } |
| } |
| |
| /** |
| * This test differs from TestPrecedenceQueryParser |
| */ |
| public void testPrecedence() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| |
| Query query1 = qp.parse("A AND B OR C AND D", "field"); |
| Query query2 = qp.parse("+A +B +C +D", "field"); |
| |
| assertEquals(query1, query2); |
| } |
| |
| // Todo: Convert from DateField to DateUtil |
| // public void testLocalDateFormat() throws IOException, QueryNodeException { |
| // Directory ramDir = newDirectory(); |
| // IndexWriter iw = new IndexWriter(ramDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random, MockTokenizer.WHITESPACE, false))); |
| // addDateDoc("a", 2005, 12, 2, 10, 15, 33, iw); |
| // addDateDoc("b", 2005, 12, 4, 22, 15, 00, iw); |
| // iw.close(); |
| // IndexSearcher is = new IndexSearcher(ramDir, true); |
| // assertHits(1, "[12/1/2005 TO 12/3/2005]", is); |
| // assertHits(2, "[12/1/2005 TO 12/4/2005]", is); |
| // assertHits(1, "[12/3/2005 TO 12/4/2005]", is); |
| // assertHits(1, "{12/1/2005 TO 12/3/2005}", is); |
| // assertHits(1, "{12/1/2005 TO 12/4/2005}", is); |
| // assertHits(0, "{12/3/2005 TO 12/4/2005}", is); |
| // is.close(); |
| // ramDir.close(); |
| // } |
| // |
| // private void addDateDoc(String content, int year, int month, int day, |
| // int hour, int minute, int second, IndexWriter iw) throws IOException { |
| // Document d = new Document(); |
| // d.add(newField("f", content, Field.Store.YES, Field.Index.ANALYZED)); |
| // Calendar cal = Calendar.getInstance(Locale.ENGLISH); |
| // cal.set(year, month - 1, day, hour, minute, second); |
| // d.add(newField("date", DateField.dateToString(cal.getTime()), |
| // Field.Store.YES, Field.Index.NOT_ANALYZED)); |
| // iw.addDocument(d); |
| // } |
| |
| |
| public void testStarParsing() throws Exception { |
| // final int[] type = new int[1]; |
| // StandardQueryParser qp = new StandardQueryParser("field", new |
| // WhitespaceAnalyzer()) { |
| // protected Query getWildcardQuery(String field, String termStr) throws |
| // ParseException { |
| // // override error checking of superclass |
| // type[0]=1; |
| // return new TermQuery(new Term(field,termStr)); |
| // } |
| // protected Query getPrefixQuery(String field, String termStr) throws |
| // ParseException { |
| // // override error checking of superclass |
| // type[0]=2; |
| // return new TermQuery(new Term(field,termStr)); |
| // } |
| // |
| // protected Query getFieldQuery(String field, String queryText) throws |
| // ParseException { |
| // type[0]=3; |
| // return super.getFieldQuery(field, queryText); |
| // } |
| // }; |
| // |
| // TermQuery tq; |
| // |
| // tq = (TermQuery)qp.parse("foo:zoo*"); |
| // assertEquals("zoo",tq.getTerm().text()); |
| // assertEquals(2,type[0]); |
| // |
| // tq = (TermQuery)qp.parse("foo:zoo*^2"); |
| // assertEquals("zoo",tq.getTerm().text()); |
| // assertEquals(2,type[0]); |
| // assertEquals(tq.getBoost(),2,0); |
| // |
| // tq = (TermQuery)qp.parse("foo:*"); |
| // assertEquals("*",tq.getTerm().text()); |
| // assertEquals(1,type[0]); // could be a valid prefix query in the |
| // future too |
| // |
| // tq = (TermQuery)qp.parse("foo:*^2"); |
| // assertEquals("*",tq.getTerm().text()); |
| // assertEquals(1,type[0]); |
| // assertEquals(tq.getBoost(),2,0); |
| // |
| // tq = (TermQuery)qp.parse("*:foo"); |
| // assertEquals("*",tq.getTerm().field()); |
| // assertEquals("foo",tq.getTerm().text()); |
| // assertEquals(3,type[0]); |
| // |
| // tq = (TermQuery)qp.parse("*:*"); |
| // assertEquals("*",tq.getTerm().field()); |
| // assertEquals("*",tq.getTerm().text()); |
| // assertEquals(1,type[0]); // could be handled as a prefix query in the |
| // future |
| // |
| // tq = (TermQuery)qp.parse("(*:*)"); |
| // assertEquals("*",tq.getTerm().field()); |
| // assertEquals("*",tq.getTerm().text()); |
| // assertEquals(1,type[0]); |
| |
| } |
| |
| public void testRegexps() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| final String df = "field" ; |
| RegexpQuery q = new RegexpQuery(new Term("field", "[a-z][123]")); |
| assertEquals(q, qp.parse("/[a-z][123]/", df)); |
| qp.setLowercaseExpandedTerms(true); |
| assertEquals(q, qp.parse("/[A-Z][123]/", df)); |
| q.setBoost(0.5f); |
| assertEquals(q, qp.parse("/[A-Z][123]/^0.5", df)); |
| qp.setMultiTermRewriteMethod(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE); |
| q.setRewriteMethod(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE); |
| assertTrue(qp.parse("/[A-Z][123]/^0.5", df) instanceof RegexpQuery); |
| assertEquals(q, qp.parse("/[A-Z][123]/^0.5", df)); |
| assertEquals(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE, ((RegexpQuery)qp.parse("/[A-Z][123]/^0.5", df)).getRewriteMethod()); |
| qp.setMultiTermRewriteMethod(MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT); |
| |
| Query escaped = new RegexpQuery(new Term("field", "[a-z]\\/[123]")); |
| assertEquals(escaped, qp.parse("/[a-z]\\/[123]/", df)); |
| Query escaped2 = new RegexpQuery(new Term("field", "[a-z]\\*[123]")); |
| assertEquals(escaped2, qp.parse("/[a-z]\\*[123]/", df)); |
| |
| BooleanQuery complex = new BooleanQuery(); |
| complex.add(new RegexpQuery(new Term("field", "[a-z]\\/[123]")), Occur.MUST); |
| complex.add(new TermQuery(new Term("path", "/etc/init.d/")), Occur.MUST); |
| complex.add(new TermQuery(new Term("field", "/etc/init[.]d/lucene/")), Occur.SHOULD); |
| assertEquals(complex, qp.parse("/[a-z]\\/[123]/ AND path:/etc/init.d/ OR /etc\\/init\\[.\\]d/lucene/ ", df)); |
| } |
| |
| public void testStopwords() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| CharacterRunAutomaton stopSet = new CharacterRunAutomaton(new RegExp("the|foo").toAutomaton()); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.SIMPLE, true, stopSet, true)); |
| |
| Query result = qp.parse("a:the OR a:foo", "a"); |
| assertNotNull("result is null and it shouldn't be", result); |
| assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery); |
| assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: " |
| + 0, ((BooleanQuery) result).clauses().size() == 0); |
| result = qp.parse("a:woo OR a:the", "a"); |
| assertNotNull("result is null and it shouldn't be", result); |
| assertTrue("result is not a TermQuery", result instanceof TermQuery); |
| result = qp.parse( |
| "(fieldX:xxxxx OR fieldy:xxxxxxxx)^2 AND (fieldx:the OR fieldy:foo)", |
| "a"); |
| assertNotNull("result is null and it shouldn't be", result); |
| assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery); |
| if (VERBOSE) |
| System.out.println("Result: " + result); |
| assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: " |
| + 2, ((BooleanQuery) result).clauses().size() == 2); |
| } |
| |
| public void testPositionIncrement() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer( |
| new MockAnalyzer(random, MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET, true)); |
| |
| qp.setEnablePositionIncrements(true); |
| |
| String qtxt = "\"the words in poisitions pos02578 are stopped in this phrasequery\""; |
| // 0 2 5 7 8 |
| int expectedPositions[] = { 1, 3, 4, 6, 9 }; |
| PhraseQuery pq = (PhraseQuery) qp.parse(qtxt, "a"); |
| // System.out.println("Query text: "+qtxt); |
| // System.out.println("Result: "+pq); |
| Term t[] = pq.getTerms(); |
| int pos[] = pq.getPositions(); |
| for (int i = 0; i < t.length; i++) { |
| // System.out.println(i+". "+t[i]+" pos: "+pos[i]); |
| assertEquals("term " + i + " = " + t[i] + " has wrong term-position!", |
| expectedPositions[i], pos[i]); |
| } |
| } |
| |
| public void testMatchAllDocs() throws Exception { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| |
| assertEquals(new MatchAllDocsQuery(), qp.parse("*:*", "field")); |
| assertEquals(new MatchAllDocsQuery(), qp.parse("(*:*)", "field")); |
| BooleanQuery bq = (BooleanQuery) qp.parse("+*:* -*:*", "field"); |
| assertTrue(bq.getClauses()[0].getQuery() instanceof MatchAllDocsQuery); |
| assertTrue(bq.getClauses()[1].getQuery() instanceof MatchAllDocsQuery); |
| } |
| |
| private void assertHits(int expected, String query, IndexSearcher is) |
| throws IOException, QueryNodeException { |
| StandardQueryParser qp = new StandardQueryParser(); |
| qp.setAnalyzer(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)); |
| qp.setLocale(Locale.ENGLISH); |
| |
| Query q = qp.parse(query, "date"); |
| ScoreDoc[] hits = is.search(q, null, 1000).scoreDocs; |
| assertEquals(expected, hits.length); |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| BooleanQuery.setMaxClauseCount(originalMaxClauses); |
| super.tearDown(); |
| } |
| |
| private class CannedTokenStream extends TokenStream { |
| private int upto = 0; |
| final PositionIncrementAttribute posIncr = addAttribute(PositionIncrementAttribute.class); |
| final CharTermAttribute term = addAttribute(CharTermAttribute.class); |
| @Override |
| public boolean incrementToken() { |
| clearAttributes(); |
| if (upto == 4) { |
| return false; |
| } |
| if (upto == 0) { |
| posIncr.setPositionIncrement(1); |
| term.setEmpty().append("a"); |
| } else if (upto == 1) { |
| posIncr.setPositionIncrement(1); |
| term.setEmpty().append("b"); |
| } else if (upto == 2) { |
| posIncr.setPositionIncrement(0); |
| term.setEmpty().append("c"); |
| } else { |
| posIncr.setPositionIncrement(0); |
| term.setEmpty().append("d"); |
| } |
| upto++; |
| return true; |
| } |
| } |
| |
| private class CannedAnalyzer extends Analyzer { |
| @Override |
| public TokenStream tokenStream(String ignored, Reader alsoIgnored) { |
| return new CannedTokenStream(); |
| } |
| } |
| |
| public void testMultiPhraseQuery() throws Exception { |
| Directory dir = newDirectory(); |
| IndexWriter w = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new CannedAnalyzer())); |
| Document doc = new Document(); |
| doc.add(newField("field", "", TextField.TYPE_UNSTORED)); |
| w.addDocument(doc); |
| IndexReader r = IndexReader.open(w, true); |
| IndexSearcher s = newSearcher(r); |
| |
| Query q = new StandardQueryParser(new CannedAnalyzer()).parse("\"a\"", "field"); |
| assertTrue(q instanceof MultiPhraseQuery); |
| assertEquals(1, s.search(q, 10).totalHits); |
| s.close(); |
| r.close(); |
| w.close(); |
| dir.close(); |
| } |
| |
| } |