void FilteredTermEnum::setEnum(TermEnumPtr actualEnum)
{
this->actualEnum = actualEnum;
// Find the first term that matches
TermPtr term(actualEnum->term());
if (term && termCompare(term))
currentTerm = term;
else
next();
}
void SegmentTermDocs::seek(const TermEnumPtr& termEnum) {
TermInfoPtr ti;
TermPtr term;
SegmentTermEnumPtr segmentTermEnum(boost::dynamic_pointer_cast<SegmentTermEnum>(termEnum));
SegmentReaderPtr parent(_parent);
// use comparison of fieldinfos to verify that termEnum belongs to the same segment as this SegmentTermDocs
if (segmentTermEnum && segmentTermEnum->fieldInfos == parent->core->fieldInfos) { // optimized case
term = segmentTermEnum->term();
ti = segmentTermEnum->termInfo();
} else { // punt case
term = termEnum->term();
ti = parent->core->getTermsReader()->get(term);
}
seek(ti, term);
}
TEST_F(ParallelTermEnumTest, testParallelTermEnum) {
ParallelReaderPtr pr = newLucene<ParallelReader>();
pr->add(ir1);
pr->add(ir2);
TermDocsPtr td = pr->termDocs();
TermEnumPtr te = pr->terms();
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field1:brown", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field1:fox", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field1:jumps", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field1:quick", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field1:the", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field2:brown", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field2:fox", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field2:jumps", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field2:quick", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field2:the", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:dog", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:fox", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:jumps", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:lazy", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:over", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(te->next());
EXPECT_EQ(L"field3:the", te->term()->toString());
td->seek(te->term());
EXPECT_TRUE(td->next());
EXPECT_EQ(0, td->doc());
EXPECT_TRUE(!td->next());
EXPECT_TRUE(!te->next());
}
static void verifyDocFreq(const DirectoryPtr& dir) {
IndexReaderPtr reader = IndexReader::open(dir, true);
// create enumeration of all terms
TermEnumPtr termEnum = reader->terms();
// go to the first term (aaa)
termEnum->next();
// assert that term is 'aaa'
EXPECT_EQ(L"aaa", termEnum->term()->text());
EXPECT_EQ(200, termEnum->docFreq());
// go to the second term (bbb)
termEnum->next();
// assert that term is 'bbb'
EXPECT_EQ(L"bbb", termEnum->term()->text());
EXPECT_EQ(100, termEnum->docFreq());
termEnum->close();
// create enumeration of terms after term 'aaa', including 'aaa'
termEnum = reader->terms(newLucene<Term>(L"content", L"aaa"));
// assert that term is 'aaa'
EXPECT_EQ(L"aaa", termEnum->term()->text());
EXPECT_EQ(200, termEnum->docFreq());
// go to term 'bbb'
termEnum->next();
// assert that term is 'bbb'
EXPECT_EQ(L"bbb", termEnum->term()->text());
EXPECT_EQ(100, termEnum->docFreq());
termEnum->close();
}