+++ /dev/null
-package org.apache.lucene.queryParser.precedence;
-
-/**
- * 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.DateFormat;
-import java.util.Calendar;
-import java.util.Collections;
-import java.util.Date;
-import java.util.GregorianCalendar;
-import java.util.HashMap;
-import java.util.Map;
-
-import org.apache.lucene.analysis.Analyzer;
-import org.apache.lucene.analysis.LowerCaseTokenizer;
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.analysis.MockTokenizer;
-import org.apache.lucene.analysis.TokenFilter;
-import org.apache.lucene.analysis.TokenStream;
-
-import org.apache.lucene.analysis.standard.StandardAnalyzer;
-import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
-
-import org.apache.lucene.analysis.tokenattributes.OffsetAttribute;
-import org.apache.lucene.document.DateField;
-import org.apache.lucene.document.DateTools;
-import org.apache.lucene.queryParser.core.QueryNodeException;
-import org.apache.lucene.queryParser.core.QueryNodeParseException;
-import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler;
-import org.apache.lucene.queryParser.standard.parser.ParseException;
-import org.apache.lucene.search.BooleanQuery;
-import org.apache.lucene.search.FuzzyQuery;
-import org.apache.lucene.search.PhraseQuery;
-import org.apache.lucene.search.PrefixQuery;
-import org.apache.lucene.search.Query;
-
-import org.apache.lucene.search.TermQuery;
-import org.apache.lucene.search.TermRangeQuery;
-import org.apache.lucene.search.WildcardQuery;
-import org.apache.lucene.util.LuceneTestCase;
-
-/**
- * <p>
- * This test case tests {@link PrecedenceQueryParser}.
- * </p>
- * <p>
- * It contains all tests from {@link QueryParserTestBase} with some adjusted to
- * fit the precedence requirement, plus some precedence test cases.
- * </p>
- *
- * @see QueryParserTestBase
- */
-// TODO: refactor this to actually extend that class, overriding the tests
-// that it adjusts to fit the precedence requirement, adding its extra tests.
-public class TestPrecedenceQueryParser extends LuceneTestCase {
-
- public static Analyzer qpAnalyzer = new QPTestAnalyzer();
-
- public static final class QPTestFilter extends TokenFilter {
- /**
- * Filter which discards the token 'stop' and which expands the token
- * 'phrase' into 'phrase1 phrase2'
- */
- public QPTestFilter(TokenStream in) {
- super(in);
- }
-
- private boolean inPhrase = false;
-
- private int savedStart = 0;
- private int savedEnd = 0;
-
- private final CharTermAttribute termAtt = addAttribute(CharTermAttribute.class);
-
- private final OffsetAttribute offsetAtt = addAttribute(OffsetAttribute.class);
-
- @Override
- public boolean incrementToken() throws IOException {
- if (inPhrase) {
- inPhrase = false;
- 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;
- }
-
- @Override
- public void reset() throws IOException {
- super.reset();
- this.inPhrase = false;
- this.savedStart = 0;
- this.savedEnd = 0;
- }
- }
-
- public static final class QPTestAnalyzer extends Analyzer {
-
- /** Filters LowerCaseTokenizer with StopFilter. */
- @Override
- public final TokenStream tokenStream(String fieldName, Reader reader) {
- return new QPTestFilter(new LowerCaseTokenizer(TEST_VERSION_CURRENT, reader));
- }
- }
-
- private int originalMaxClauses;
-
- @Override
- public void setUp() throws Exception {
- super.setUp();
- originalMaxClauses = BooleanQuery.getMaxClauseCount();
- }
-
- public PrecedenceQueryParser getParser(Analyzer a) throws Exception {
- if (a == null)
- a = new MockAnalyzer(random, MockTokenizer.SIMPLE, true);
- PrecedenceQueryParser qp = new PrecedenceQueryParser();
- qp.setAnalyzer(a);
- qp.setDefaultOperator(StandardQueryConfigHandler.Operator.OR);
- return qp;
- }
-
- public Query getQuery(String query, Analyzer a) throws Exception {
- return getParser(a).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 assertWildcardQueryEquals(String query, boolean lowercase,
- String result) throws Exception {
- PrecedenceQueryParser qp = getParser(null);
- qp.setLowercaseExpandedTerms(lowercase);
- 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, String result)
- throws Exception {
- PrecedenceQueryParser 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);
- PrecedenceQueryParser qp = new PrecedenceQueryParser();
- qp.setAnalyzer(a);
- qp.setDefaultOperator(StandardQueryConfigHandler.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 testSimple() throws Exception {
- assertQueryEquals("term term term", null, "term term term");
- assertQueryEquals("türm term term", null, "türm term term");
- assertQueryEquals("ümlaut", null, "ümlaut");
-
- 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("+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\"");
-
- PrecedenceQueryParser qp = new PrecedenceQueryParser();
- qp.setAnalyzer(new MockAnalyzer(random));
- // make sure OR is the default:
- assertEquals(StandardQueryConfigHandler.Operator.OR, qp.getDefaultOperator());
- qp.setDefaultOperator(StandardQueryConfigHandler.Operator.AND);
- assertEquals(StandardQueryConfigHandler.Operator.AND, qp.getDefaultOperator());
- qp.setDefaultOperator(StandardQueryConfigHandler.Operator.OR);
- assertEquals(StandardQueryConfigHandler.Operator.OR, qp.getDefaultOperator());
-
- assertQueryEquals("a OR !b", null, "a -b");
- assertQueryEquals("a OR ! b", null, "a -b");
- assertQueryEquals("a OR -b", null, "a -b");
- }
-
- 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);
- 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~0.5");
- assertQueryEquals("term~0.7", null, "term~0.7");
- assertQueryEquals("term~^3", null, "term~0.5^3.0");
- assertQueryEquals("term^3~", null, "term~0.5^3.0");
- 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(0.5f, fq.getMinSimilarity(), 0.1f);
- assertEquals(FuzzyQuery.defaultPrefixLength, fq.getPrefixLength());
- try {
- getQuery("term~1.1", null); // value > 1, throws exception
- fail();
- } catch (ParseException pe) {
- // expected 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~0.5");
- assertWildcardQueryEquals("Term~", true, "term~0.5");
- assertWildcardQueryEquals("Term~", false, "Term~0.5");
- // Range queries:
- assertWildcardQueryEquals("[A TO C]", "[a TO c]");
- assertWildcardQueryEquals("[A TO C]", true, "[a TO c]");
- assertWildcardQueryEquals("[A TO C]", false, "[A TO C]");
- }
-
- public void testQPA() throws Exception {
- 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 phrase term", qpAnalyzer,
- "term (phrase1 phrase2) term");
- // note the parens in this next assertion differ from the original
- // QueryParser behavior
- assertQueryEquals("term AND NOT phrase term", qpAnalyzer,
- "(+term -(phrase1 phrase2)) term");
- assertQueryEquals("stop", qpAnalyzer, "");
- assertQueryEquals("stop OR stop AND 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]");
- assertTrue(getQuery("[ a TO z]", null) instanceof TermRangeQuery);
- 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})");
- }
-
- private String escapeDateString(String s) {
- if (s.contains(" ")) {
- return "\"" + s + "\"";
- } else {
- return s;
- }
- }
-
- public String getDate(String s) throws Exception {
- DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT);
- return DateTools.dateToString(df.parse(s), DateTools.Resolution.DAY);
- }
-
- private String getLocalizedDate(int year, int month, int day,
- boolean extendLastDate) {
- DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT);
- Calendar calendar = new GregorianCalendar();
- calendar.set(year, month, day);
- if (extendLastDate) {
- 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, false);
- String endDate = getLocalizedDate(2002, 1, 4, false);
- Calendar endDateExpected = new GregorianCalendar();
- 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";
- PrecedenceQueryParser qp = new PrecedenceQueryParser(new MockAnalyzer(random));
-
- // Don't set any date resolution and verify if DateField is used
- assertDateRangeQueryEquals(qp, defaultField, startDate, endDate,
- endDateExpected.getTime(), null);
-
- Map<CharSequence, DateTools.Resolution> fieldMap = new HashMap<CharSequence,DateTools.Resolution>();
- // set a field specific date resolution
- fieldMap.put(monthField, DateTools.Resolution.MONTH);
- qp.setDateResolution(fieldMap);
-
- // DateField should still be used for defaultField
- assertDateRangeQueryEquals(qp, defaultField, startDate, endDate,
- endDateExpected.getTime(), null);
-
- // set default date resolution to MILLISECOND
- qp.setDateResolution(DateTools.Resolution.MILLISECOND);
-
- // set second field specific date resolution
- fieldMap.put(hourField, DateTools.Resolution.HOUR);
- qp.setDateResolution(fieldMap);
-
- // 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);
- }
-
- /** 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 {
- if (resolution == null) {
- return DateField.dateToString(d);
- } else {
- return DateTools.dateToString(d, resolution);
- }
- }
-
- public void assertQueryEquals(PrecedenceQueryParser 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 assertDateRangeQueryEquals(PrecedenceQueryParser 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("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~0.5");
- assertQueryEquals("a:b\\+c~", a, "a:b+c~0.5");
- assertQueryEquals("a:b\\:c~", a, "a:b:c~0.5");
- assertQueryEquals("a:b\\\\c~", a, "a:b\\c~0.5");
-
- assertQueryEquals("[ a\\- TO a\\+ ]", null, "[a- TO a+]");
- assertQueryEquals("[ a\\: TO a\\~ ]", null, "[a: TO a~]");
- assertQueryEquals("[ a\\\\ TO a\\* ]", null, "[a\\ TO a*]");
- }
-
- 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 {
- StandardAnalyzer oneStopAnalyzer = new StandardAnalyzer(TEST_VERSION_CURRENT, Collections.singleton("on"));
-
- PrecedenceQueryParser qp = new PrecedenceQueryParser();
- 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);
-
- q = getParser(new StandardAnalyzer(TEST_VERSION_CURRENT)).parse("the^3", "field");
- assertNotNull(q);
- }
-
- public void testException() throws Exception {
- try {
- assertQueryEquals("\"some phrase", null, "abc");
- fail("ParseException expected, not thrown");
- } catch (QueryNodeParseException expected) {
- }
- }
-
- public void testBooleanQuery() throws Exception {
- BooleanQuery.setMaxClauseCount(2);
- try {
- getParser(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)).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
- }
- }
-
- // LUCENE-792
- public void testNOT() throws Exception {
- Analyzer a = new MockAnalyzer(random, MockTokenizer.WHITESPACE, false);
- assertQueryEquals("NOT foo AND bar", a, "-foo +bar");
- }
-
- /**
- * This test differs from the original QueryParser, showing how the precedence
- * issue has been corrected.
- */
- public void testPrecedence() throws Exception {
- PrecedenceQueryParser parser = getParser(new MockAnalyzer(random, MockTokenizer.WHITESPACE, false));
- Query query1 = parser.parse("A AND B OR C AND D", "field");
- Query query2 = parser.parse("(A AND B) OR (C AND D)", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A OR B C", "field");
- query2 = parser.parse("(A B) C", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND B C", "field");
- query2 = parser.parse("(+A +B) C", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND NOT B", "field");
- query2 = parser.parse("+A -B", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A OR NOT B", "field");
- query2 = parser.parse("A -B", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A OR NOT B AND C", "field");
- query2 = parser.parse("A (-B +C)", "field");
- assertEquals(query1, query2);
-
- parser.setDefaultOperator(StandardQueryConfigHandler.Operator.AND);
- query1 = parser.parse("A AND B OR C AND D", "field");
- query2 = parser.parse("(A AND B) OR (C AND D)", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND B C", "field");
- query2 = parser.parse("(A B) C", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND B C", "field");
- query2 = parser.parse("(+A +B) C", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND NOT B", "field");
- query2 = parser.parse("+A -B", "field");
- assertEquals(query1, query2);
-
- query1 = parser.parse("A AND NOT B OR C", "field");
- query2 = parser.parse("(+A -B) OR C", "field");
- assertEquals(query1, query2);
-
- }
-
- @Override
- public void tearDown() throws Exception {
- BooleanQuery.setMaxClauseCount(originalMaxClauses);
- super.tearDown();
- }
-
-}
fnp / pylucene.git / blobdiff