i18npool/qa/cppunit/test_textsearch.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <com/sun/star/util/SearchFlags.hpp>
  21 #include <com/sun/star/util/SearchOptions.hpp>
  22 #include <com/sun/star/util/SearchAlgorithms2.hpp>
  23 #include <com/sun/star/util/XTextSearch2.hpp>
  24 #include <unotest/bootstrapfixturebase.hxx>
  25 #include <i18nutil/transliteration.hxx>
  26
  27 #include <unicode/regex.h>
  28
  29 using namespace ::com::sun::star;
  30 typedef U_ICU_NAMESPACE::UnicodeString IcuUniString;
  31
  32 class TestTextSearch : public test::BootstrapFixtureBase
  33 {
  34 public:
  35     virtual void setUp() override;
  36     virtual void tearDown() override;
  37
  38     void testICU();
  39     void testSearches();
  40     void testWildcardSearch();
  41
  42     CPPUNIT_TEST_SUITE(TestTextSearch);
  43     CPPUNIT_TEST(testICU);
  44     CPPUNIT_TEST(testSearches);
  45     CPPUNIT_TEST(testWildcardSearch);
  46     CPPUNIT_TEST_SUITE_END();
  47 private:
  48     uno::Reference<util::XTextSearch> m_xSearch;
  49     uno::Reference<util::XTextSearch2> m_xSearch2;
  50 };
  51
  52 // Sanity check our ICU first ...
  53 void TestTextSearch::testICU()
  54 {
  55     UErrorCode nErr = U_ZERO_ERROR;
  56     sal_uInt32 nSearchFlags = UREGEX_UWORD | UREGEX_CASE_INSENSITIVE;
  57
  58     OUString aString( "abcdefgh" );
  59     OUString aPattern( "e" );
  60     IcuUniString aSearchPat( reinterpret_cast<const UChar*>(aPattern.getStr()), aPattern.getLength() );
  61
  62     std::unique_ptr<icu::RegexMatcher> pRegexMatcher(new icu::RegexMatcher( aSearchPat, nSearchFlags, nErr ));
  63
  64     IcuUniString aSource( reinterpret_cast<const UChar*>(aString.getStr()), aString.getLength() );
  65     pRegexMatcher->reset( aSource );
  66
  67     CPPUNIT_ASSERT( pRegexMatcher->find( 0, nErr ) );
  68     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  69     CPPUNIT_ASSERT_EQUAL( static_cast<int32_t>(4), pRegexMatcher->start( nErr ) );
  70     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  71     CPPUNIT_ASSERT_EQUAL( static_cast<int32_t>(5), pRegexMatcher->end( nErr ) );
  72     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  73
  74     OUString aString2( "acababaabcababadcdaa" );
  75     OUString aPattern2( "a" );
  76
  77     IcuUniString aSearchPat2( reinterpret_cast<const UChar*>(aPattern2.getStr()), aPattern2.getLength() );
  78     pRegexMatcher.reset(new icu::RegexMatcher( aSearchPat2, nSearchFlags, nErr ));
  79
  80     IcuUniString aSource2( reinterpret_cast<const UChar*>(aString2.getStr()), aString2.getLength() );
  81     pRegexMatcher->reset( aSource2 );
  82
  83     CPPUNIT_ASSERT( pRegexMatcher->find( 0, nErr ) );
  84     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  85     CPPUNIT_ASSERT_EQUAL( static_cast<int32_t>(0), pRegexMatcher->start( nErr ) );
  86     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  87     CPPUNIT_ASSERT_EQUAL( static_cast<int32_t>(1), pRegexMatcher->end( nErr ) );
  88     CPPUNIT_ASSERT_EQUAL( U_ZERO_ERROR, nErr );
  89 }
  90
  91 void TestTextSearch::testSearches()
  92 {
  93     OUString str( "acababaabcababadcdaa" );
  94     sal_Int32 startPos = 2, endPos = 20 ;
  95     OUString const searchStr( "(ab)*a(c|d)+" );
  96     sal_Int32 const fStartRes = 10, fEndRes = 18 ;
  97     sal_Int32 const bStartRes = 18, bEndRes = 10 ;
  98
  99     // set options
 100     util::SearchOptions aOptions;
 101     aOptions.algorithmType = util::SearchAlgorithms_REGEXP ;
 102     aOptions.searchFlag = util::SearchFlags::ALL_IGNORE_CASE;
 103     aOptions.searchString = searchStr;
 104     m_xSearch->setOptions( aOptions );
 105
 106     util::SearchResult aRes;
 107
 108     // search forward
 109     aRes = m_xSearch->searchForward( str, startPos, endPos );
 110     CPPUNIT_ASSERT( aRes.subRegExpressions > 0 );
 111     CPPUNIT_ASSERT_EQUAL( fStartRes, aRes.startOffset[0] );
 112     CPPUNIT_ASSERT_EQUAL( fEndRes, aRes.endOffset[0] );
 113
 114     // search backwards
 115     aRes = m_xSearch->searchBackward( str, endPos, startPos );
 116     CPPUNIT_ASSERT( aRes.subRegExpressions > 0 );
 117     CPPUNIT_ASSERT_EQUAL( bStartRes, aRes.startOffset[0] );
 118     CPPUNIT_ASSERT_EQUAL( bEndRes, aRes.endOffset[0] );
 119
 120     aOptions.transliterateFlags = static_cast<int>(TransliterationFlags::IGNORE_CASE
 121                                 | TransliterationFlags::IGNORE_WIDTH);
 122     aOptions.searchString = "([^ ]*)[ ]*([^ ]*)";
 123     m_xSearch->setOptions(aOptions);
 124     aRes = m_xSearch->searchForward("11 22 33", 2, 7);
 125     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), aRes.subRegExpressions);
 126     CPPUNIT_ASSERT((aRes.startOffset[0] == 2) && (aRes.endOffset[0] == 5));
 127     CPPUNIT_ASSERT((aRes.startOffset[1] == 2) && (aRes.endOffset[1] == 2));
 128     CPPUNIT_ASSERT((aRes.startOffset[2] == 3) && (aRes.endOffset[2] == 5));
 129 }
 130
 131 void TestTextSearch::testWildcardSearch()
 132 {
 133     util::SearchOptions2 aOptions;
 134     OUString aText;
 135     util::SearchResult aRes;
 136
 137     aOptions.AlgorithmType2 = util::SearchAlgorithms2::WILDCARD ;
 138     aOptions.WildcardEscapeCharacter = '~';
 139     // aOptions.searchFlag = ::css::util::SearchFlags::WILD_MATCH_SELECTION;
 140     // is not set, so substring match is allowed.
 141     aOptions.transliterateFlags = sal_Int32(::css::i18n::TransliterationModules::TransliterationModules_IGNORE_CASE);
 142     aText = "abAca";
 143
 144     aOptions.searchString = "a";
 145     m_xSearch2->setOptions2( aOptions );
 146     // match first "a", [0,1)
 147     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 148     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 149     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 1));
 150     // match last "a", (5,4]
 151     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 152     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 153     CPPUNIT_ASSERT((aRes.startOffset[0] == 5) && (aRes.endOffset[0] == 4));
 154
 155     aOptions.searchString = "a?";
 156     m_xSearch2->setOptions2( aOptions );
 157     // match "ab", [0,2)
 158     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 159     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 160     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 2));
 161     // match "ac", (4,2]
 162     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 163     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 164     CPPUNIT_ASSERT((aRes.startOffset[0] == 4) && (aRes.endOffset[0] == 2));
 165
 166     aOptions.searchString = "a*c";
 167     m_xSearch2->setOptions2( aOptions );
 168     // match "abac", [0,4) XXX NOTE: first match forward
 169     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 170     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 171     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 4));
 172     // match "ac", (4,2] XXX NOTE: first match backward, not greedy
 173     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 174     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 175     CPPUNIT_ASSERT((aRes.startOffset[0] == 4) && (aRes.endOffset[0] == 2));
 176
 177     aOptions.searchString = "b*a";
 178     m_xSearch2->setOptions2( aOptions );
 179     // match "ba", [1,3) XXX NOTE: first match forward, not greedy
 180     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 181     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 182     CPPUNIT_ASSERT((aRes.startOffset[0] == 1) && (aRes.endOffset[0] == 3));
 183     // match "baca", (5,1] XXX NOTE: first match backward
 184     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 185     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 186     CPPUNIT_ASSERT((aRes.startOffset[0] == 5) && (aRes.endOffset[0] == 1));
 187
 188     aText = "ab?ca";
 189
 190     aOptions.searchString = "?~??";
 191     m_xSearch2->setOptions2( aOptions );
 192     // match "b?c", [1,4)
 193     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 194     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 195     CPPUNIT_ASSERT((aRes.startOffset[0] == 1) && (aRes.endOffset[0] == 4));
 196     // match "b?c", (4,1]
 197     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 198     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 199     CPPUNIT_ASSERT((aRes.startOffset[0] == 4) && (aRes.endOffset[0] == 1));
 200
 201     aText = "ab*ca";
 202
 203     aOptions.searchString = "?~*?";
 204     m_xSearch2->setOptions2( aOptions );
 205     // match "b?c", [1,4)
 206     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 207     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 208     CPPUNIT_ASSERT((aRes.startOffset[0] == 1) && (aRes.endOffset[0] == 4));
 209     // match "b?c", (4,1]
 210     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 211     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 212     CPPUNIT_ASSERT((aRes.startOffset[0] == 4) && (aRes.endOffset[0] == 1));
 213
 214     aOptions.searchString = "ca?";
 215     m_xSearch2->setOptions2( aOptions );
 216     // no match
 217     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 218     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), aRes.subRegExpressions);
 219     // no match
 220     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 221     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), aRes.subRegExpressions);
 222
 223     aOptions.searchString = "ca*";
 224     m_xSearch2->setOptions2( aOptions );
 225     // match "ca", [3,5)
 226     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 227     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 228     CPPUNIT_ASSERT((aRes.startOffset[0] == 3) && (aRes.endOffset[0] == 5));
 229     // match "ca", (5,3]
 230     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 231     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 232     CPPUNIT_ASSERT((aRes.startOffset[0] == 5) && (aRes.endOffset[0] == 3));
 233
 234     aOptions.searchString = "*ca*";
 235     m_xSearch2->setOptions2( aOptions );
 236     // match "abaca", [0,5)
 237     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 238     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 239     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 5));
 240     // match "abaca", (5,0]
 241     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 242     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 243     CPPUNIT_ASSERT((aRes.startOffset[0] == 5) && (aRes.endOffset[0] == 0));
 244
 245     aText = "123123";
 246     aOptions.searchString = "*2?";
 247     m_xSearch2->setOptions2( aOptions );
 248     // match first "123", [0,3)
 249     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 250     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 251     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 3));
 252     // match "123123", (6,0]    Yes this looks odd, but it is as searching "?2*" forward.
 253     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 254     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 255     CPPUNIT_ASSERT((aRes.startOffset[0] == 6) && (aRes.endOffset[0] == 0));
 256
 257     aOptions.searchFlag |= util::SearchFlags::WILD_MATCH_SELECTION;
 258     m_xSearch2->setOptions2( aOptions );
 259     // match "123123", [0,6) with greedy '*'
 260     aRes = m_xSearch2->searchForward( aText, 0, aText.getLength());
 261     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 262     CPPUNIT_ASSERT((aRes.startOffset[0] == 0) && (aRes.endOffset[0] == 6));
 263     // match "123123", (6,0]
 264     aRes = m_xSearch2->searchBackward( aText, aText.getLength(), 0);
 265     CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), aRes.subRegExpressions);
 266     CPPUNIT_ASSERT((aRes.startOffset[0] == 6) && (aRes.endOffset[0] == 0));
 267 }
 268
 269 void TestTextSearch::setUp()
 270 {
 271     BootstrapFixtureBase::setUp();
 272     m_xSearch.set(m_xSFactory->createInstance("com.sun.star.util.TextSearch"), uno::UNO_QUERY_THROW);
 273     m_xSearch2.set(m_xSFactory->createInstance("com.sun.star.util.TextSearch2"), uno::UNO_QUERY_THROW);
 274 }
 275
 276 void TestTextSearch::tearDown()
 277 {
 278     m_xSearch.clear();
 279     m_xSearch2.clear();
 280     BootstrapFixtureBase::tearDown();
 281 }
 282
 283 CPPUNIT_TEST_SUITE_REGISTRATION(TestTextSearch);
 284
 285 CPPUNIT_PLUGIN_IMPLEMENT();
 286
 287 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */