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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/searchcommon/attribute/config.h>
#include <vespa/searchlib/attribute/attribute.h>
#include <vespa/searchlib/attribute/attribute_read_guard.h>
#include <vespa/searchlib/attribute/attributefactory.h>
#include <vespa/searchlib/attribute/attributeguard.h>
#include <vespa/searchlib/attribute/attributememorysavetarget.h>
#include <vespa/searchlib/attribute/i_docid_with_weight_posting_store.h>
#include <vespa/searchlib/index/dummyfileheadercontext.h>
#include <vespa/searchlib/queryeval/docid_with_weight_search_iterator.h>
#include <vespa/searchlib/test/searchiteratorverifier.h>
#include <vespa/searchlib/util/randomgenerator.h>
#include <vespa/vespalib/test/insertion_operators.h>
#include <vespa/vespalib/testkit/test_kit.h>
#include <vespa/log/log.h>
LOG_SETUP("direct_posting_store_test");
using namespace search;
using namespace search::attribute;
AttributeVector::SP make_attribute(BasicType type, CollectionType collection, bool fast_search) {
Config cfg(type, collection);
cfg.setFastSearch(fast_search);
return AttributeFactory::createAttribute("my_attribute", cfg);
}
void add_docs(AttributeVector::SP attr_ptr, size_t limit = 1000) {
AttributeVector::DocId docid;
for (size_t i = 0; i < limit; ++i) {
attr_ptr->addDoc(docid);
}
attr_ptr->commit();
ASSERT_EQUAL((limit - 1), docid);
}
template <typename ATTR, typename KEY>
void set_doc(ATTR *attr, uint32_t docid, KEY key, int32_t weight) {
attr->clearDoc(docid);
attr->append(docid, key, weight);
attr->commit();
}
void populate_long(AttributeVector::SP attr_ptr) {
IntegerAttribute *attr = static_cast<IntegerAttribute *>(attr_ptr.get());
set_doc(attr, 1, int64_t(111), 20);
set_doc(attr, 5, int64_t(111), 5);
set_doc(attr, 7, int64_t(111), 10);
}
void populate_string(AttributeVector::SP attr_ptr) {
StringAttribute *attr = static_cast<StringAttribute *>(attr_ptr.get());
set_doc(attr, 1, "foo", 20);
set_doc(attr, 5, "foo", 5);
set_doc(attr, 7, "foo", 10);
}
struct LongFixture {
AttributeVector::SP attr;
const IDocidWithWeightPostingStore *api;
LongFixture() : attr(make_attribute(BasicType::INT64, CollectionType::WSET, true)),
api(attr->as_docid_with_weight_posting_store())
{
ASSERT_TRUE(api != nullptr);
add_docs(attr);
populate_long(attr);
}
};
struct StringFixture {
AttributeVector::SP attr;
const IDocidWithWeightPostingStore *api;
StringFixture() : attr(make_attribute(BasicType::STRING, CollectionType::WSET, true)),
api(attr->as_docid_with_weight_posting_store())
{
ASSERT_TRUE(api != nullptr);
add_docs(attr);
populate_string(attr);
}
};
TEST("require that appropriate attributes support the IDocidWithWeightPostingStore interface") {
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::WSET, true)->as_docid_with_weight_posting_store() != nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::WSET, true)->as_docid_with_weight_posting_store() != nullptr);
}
TEST("require that inappropriate attributes do not support the IDocidWithWeightPostingStore interface") {
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::SINGLE, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::ARRAY, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::WSET, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::SINGLE, true)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::INT64, CollectionType::ARRAY, true)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::SINGLE, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::ARRAY, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::WSET, false)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::SINGLE, true)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::STRING, CollectionType::ARRAY, true)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::INT32, CollectionType::WSET, true)->as_docid_with_weight_posting_store() == nullptr);
EXPECT_TRUE(make_attribute(BasicType::DOUBLE, CollectionType::WSET, true)->as_docid_with_weight_posting_store() == nullptr);
}
void verify_valid_lookup(IDirectPostingStore::LookupResult result) {
EXPECT_TRUE(result.posting_idx.valid());
EXPECT_EQUAL(3u, result.posting_size);
EXPECT_EQUAL(5, result.min_weight);
EXPECT_EQUAL(20, result.max_weight);
}
void verify_invalid_lookup(IDirectPostingStore::LookupResult result) {
EXPECT_FALSE(result.posting_idx.valid());
EXPECT_EQUAL(0u, result.posting_size);
EXPECT_EQUAL(0, result.min_weight);
EXPECT_EQUAL(0, result.max_weight);
}
TEST_F("require that integer lookup works correctly", LongFixture) {
verify_valid_lookup(f1.api->lookup("111", f1.api->get_dictionary_snapshot()));
verify_invalid_lookup(f1.api->lookup("222", f1.api->get_dictionary_snapshot()));
}
TEST_F("require string lookup works correctly", StringFixture) {
verify_valid_lookup(f1.api->lookup("foo", f1.api->get_dictionary_snapshot()));
verify_invalid_lookup(f1.api->lookup("bar", f1.api->get_dictionary_snapshot()));
}
void verify_posting(const IDocidWithWeightPostingStore &api, const char *term) {
auto result = api.lookup(term, api.get_dictionary_snapshot());
ASSERT_TRUE(result.posting_idx.valid());
std::vector<DocidWithWeightIterator> itr_store;
api.create(result.posting_idx, itr_store);
ASSERT_EQUAL(1u, itr_store.size());
{
DocidWithWeightIterator &itr = itr_store[0];
if (itr.valid() && itr.getKey() < 1) {
itr.linearSeek(1);
}
ASSERT_TRUE(itr.valid());
EXPECT_EQUAL(1u, itr.getKey()); // docid
EXPECT_EQUAL(20, itr.getData()); // weight
itr.linearSeek(2);
ASSERT_TRUE(itr.valid());
EXPECT_EQUAL(5u, itr.getKey()); // docid
EXPECT_EQUAL(5, itr.getData()); // weight
itr.linearSeek(6);
ASSERT_TRUE(itr.valid());
EXPECT_EQUAL(7u, itr.getKey()); // docid
EXPECT_EQUAL(10, itr.getData()); // weight
itr.linearSeek(8);
EXPECT_FALSE(itr.valid());
}
}
TEST_F("require that integer iterators are created correctly", LongFixture) {
verify_posting(*f1.api, "111");
}
TEST_F("require that string iterators are created correctly", StringFixture) {
verify_posting(*f1.api, "foo");
}
TEST_F("require that collect_folded works for string", StringFixture)
{
StringAttribute *attr = static_cast<StringAttribute *>(f1.attr.get());
set_doc(attr, 2, "bar", 30);
attr->commit();
set_doc(attr, 3, "FOO", 30);
attr->commit();
auto dictionary_snapshot = f1.api->get_dictionary_snapshot();
auto lookup1 = f1.api->lookup("foo", dictionary_snapshot);
std::vector<vespalib::string> folded;
std::function<void(vespalib::datastore::EntryRef)> save_folded = [&folded,attr](vespalib::datastore::EntryRef enum_idx) { folded.emplace_back(attr->getFromEnum(enum_idx.ref())); };
f1.api->collect_folded(lookup1.enum_idx, dictionary_snapshot, save_folded);
std::vector<vespalib::string> expected_folded{"FOO", "foo"};
EXPECT_EQUAL(expected_folded, folded);
}
TEST_F("require that collect_folded works for integers", LongFixture)
{
IntegerAttributeTemplate<int64_t> *attr = dynamic_cast<IntegerAttributeTemplate<int64_t> *>(f1.attr.get());
set_doc(attr, 2, int64_t(112), 30);
attr->commit();
auto dictionary_snapshot = f1.api->get_dictionary_snapshot();
auto lookup1 = f1.api->lookup("111", dictionary_snapshot);
std::vector<int64_t> folded;
std::function<void(vespalib::datastore::EntryRef)> save_folded = [&folded,attr](vespalib::datastore::EntryRef enum_idx) { folded.emplace_back(attr->getFromEnum(enum_idx.ref())); };
f1.api->collect_folded(lookup1.enum_idx, dictionary_snapshot, save_folded);
std::vector<int64_t> expected_folded{int64_t(111)};
EXPECT_EQUAL(expected_folded, folded);
}
class Verifier : public search::test::SearchIteratorVerifier {
public:
Verifier();
~Verifier();
SearchIterator::UP create(bool strict) const override {
(void) strict;
const auto* api = _attr->as_docid_with_weight_posting_store();
ASSERT_TRUE(api != nullptr);
auto dict_entry = api->lookup("123", api->get_dictionary_snapshot());
ASSERT_TRUE(dict_entry.posting_idx.valid());
return std::make_unique<queryeval::DocidWithWeightSearchIterator>(_tfmd, *api, dict_entry);
}
private:
mutable fef::TermFieldMatchData _tfmd;
AttributeVector::SP _attr;
};
Verifier::Verifier()
: _attr(make_attribute(BasicType::INT64, CollectionType::WSET, true))
{
add_docs(_attr, getDocIdLimit());
auto docids = getExpectedDocIds();
IntegerAttribute *int_attr = static_cast<IntegerAttribute *>(_attr.get());
for (auto docid: docids) {
set_doc(int_attr, docid, int64_t(123), 1);
}
}
Verifier::~Verifier() {}
TEST("verify document weight search iterator") {
Verifier verifier;
verifier.verify();
}
TEST_MAIN() { TEST_RUN_ALL(); }
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