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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/document/annotation/annotation.h>
#include <vespa/document/annotation/span.h>
#include <vespa/document/annotation/spanlist.h>
#include <vespa/document/annotation/spantree.h>
#include <vespa/document/datatype/annotationtype.h>
#include <vespa/document/fieldvalue/stringfieldvalue.h>
#include <vespa/document/repo/configbuilder.h>
#include <vespa/document/repo/fixedtyperepo.h>
#include <vespa/searchlib/util/linguisticsannotation.h>
#include <vespa/searchlib/util/token_extractor.h>
#include <vespa/searchsummary/docsummary/tokens_converter.h>
#include <vespa/vespalib/data/simple_buffer.h>
#include <vespa/vespalib/data/slime/json_format.h>
#include <vespa/vespalib/data/slime/slime.h>
#include <vespa/vespalib/gtest/gtest.h>
using document::Annotation;
using document::AnnotationType;
using document::DocumentType;
using document::DocumentTypeRepo;
using document::Span;
using document::SpanList;
using document::SpanTree;
using document::StringFieldValue;
using search::docsummary::TokensConverter;
using search::linguistics::SPANTREE_NAME;
using search::linguistics::TokenExtractor;
using vespalib::SimpleBuffer;
using vespalib::Slime;
using vespalib::slime::JsonFormat;
using vespalib::slime::SlimeInserter;
namespace {
vespalib::string
slime_to_string(const Slime& slime)
{
SimpleBuffer buf;
JsonFormat::encode(slime, buf, true);
return buf.get().make_string();
}
DocumenttypesConfig
get_document_types_config()
{
using namespace document::config_builder;
DocumenttypesConfigBuilderHelper builder;
builder.document(42, "indexingdocument",
Struct("indexingdocument.header"),
Struct("indexingdocument.body"));
return builder.config();
}
}
class TokensConverterTest : public testing::Test
{
protected:
std::shared_ptr<const DocumentTypeRepo> _repo;
const DocumentType* _document_type;
document::FixedTypeRepo _fixed_repo;
vespalib::string _dummy_field_name;
TokenExtractor _token_extractor;
TokensConverterTest();
~TokensConverterTest() override;
void set_span_tree(StringFieldValue& value, std::unique_ptr<SpanTree> tree);
StringFieldValue make_annotated_string(bool alt_tokens);
StringFieldValue make_annotated_chinese_string();
vespalib::string make_exp_annotated_chinese_string_tokens();
vespalib::string convert(const StringFieldValue& fv);
};
TokensConverterTest::TokensConverterTest()
: testing::Test(),
_repo(std::make_unique<DocumentTypeRepo>(get_document_types_config())),
_document_type(_repo->getDocumentType("indexingdocument")),
_fixed_repo(*_repo, *_document_type),
_dummy_field_name(),
_token_extractor(_dummy_field_name, 100)
{
}
TokensConverterTest::~TokensConverterTest() = default;
void
TokensConverterTest::set_span_tree(StringFieldValue & value, std::unique_ptr<SpanTree> tree)
{
StringFieldValue::SpanTrees trees;
trees.push_back(std::move(tree));
value.setSpanTrees(trees, _fixed_repo);
}
StringFieldValue
TokensConverterTest::make_annotated_string(bool alt_tokens)
{
auto span_list_up = std::make_unique<SpanList>();
auto span_list = span_list_up.get();
auto tree = std::make_unique<SpanTree>(SPANTREE_NAME, std::move(span_list_up));
tree->annotate(span_list->add(std::make_unique<Span>(0, 3)), *AnnotationType::TERM);
if (alt_tokens) {
tree->annotate(span_list->add(std::make_unique<Span>(4, 3)), *AnnotationType::TERM);
}
tree->annotate(span_list->add(std::make_unique<Span>(4, 3)),
Annotation(*AnnotationType::TERM, std::make_unique<StringFieldValue>("baz")));
StringFieldValue value("foo bar");
set_span_tree(value, std::move(tree));
return value;
}
StringFieldValue
TokensConverterTest::make_annotated_chinese_string()
{
auto span_list_up = std::make_unique<SpanList>();
auto span_list = span_list_up.get();
auto tree = std::make_unique<SpanTree>(SPANTREE_NAME, std::move(span_list_up));
// These chinese characters each use 3 bytes in their UTF8 encoding.
tree->annotate(span_list->add(std::make_unique<Span>(0, 15)), *AnnotationType::TERM);
tree->annotate(span_list->add(std::make_unique<Span>(15, 9)), *AnnotationType::TERM);
StringFieldValue value("我就是那个大灰狼");
set_span_tree(value, std::move(tree));
return value;
}
vespalib::string
TokensConverterTest::make_exp_annotated_chinese_string_tokens()
{
return R"(["我就是那个","大灰狼"])";
}
vespalib::string
TokensConverterTest::convert(const StringFieldValue& fv)
{
TokensConverter converter(_token_extractor);
Slime slime;
SlimeInserter inserter(slime);
converter.convert(fv, inserter);
return slime_to_string(slime);
}
TEST_F(TokensConverterTest, convert_empty_string)
{
vespalib::string exp(R"([])");
StringFieldValue plain_string("");
EXPECT_EQ(exp, convert(plain_string));
}
TEST_F(TokensConverterTest, convert_plain_string)
{
vespalib::string exp(R"([])");
StringFieldValue plain_string("Foo Bar Baz");
EXPECT_EQ(exp, convert(plain_string));
}
TEST_F(TokensConverterTest, convert_annotated_string)
{
vespalib::string exp(R"(["foo","baz"])");
auto annotated_string = make_annotated_string(false);
EXPECT_EQ(exp, convert(annotated_string));
}
TEST_F(TokensConverterTest, convert_annotated_string_with_alternatives)
{
vespalib::string exp(R"(["foo",["bar","baz"]])");
auto annotated_string = make_annotated_string(true);
EXPECT_EQ(exp, convert(annotated_string));
}
TEST_F(TokensConverterTest, convert_annotated_chinese_string)
{
auto exp = make_exp_annotated_chinese_string_tokens();
auto annotated_chinese_string = make_annotated_chinese_string();
EXPECT_EQ(exp, convert(annotated_chinese_string));
}
GTEST_MAIN_RUN_ALL_TESTS()
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