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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/searchcore/proton/matching/fakesearchcontext.h>
#include <vespa/searchlib/queryeval/fake_requestcontext.h>
#include <vespa/searchlib/query/tree/simplequery.h>
#include <vespa/searchcorespi/index/warmupindexcollection.h>
#include <vespa/vespalib/gtest/gtest.h>
#include <vespa/vespalib/util/threadstackexecutor.h>
#include <vespa/vespalib/util/testclock.h>
#include <vespa/log/log.h>
LOG_SETUP("indexcollection_test");
using namespace proton;
using namespace searchcorespi;
using search::FixedSourceSelector;
using search::index::FieldLengthInfo;
using search::queryeval::FakeSearchable;
using search::queryeval::ISourceSelector;
using search::queryeval::FakeRequestContext;
using search::queryeval::FieldSpecList;
using search::queryeval::FieldSpec;
using searchcorespi::index::WarmupConfig;
class MockIndexSearchable : public FakeIndexSearchable {
private:
FieldLengthInfo _field_length_info;
public:
MockIndexSearchable()
: _field_length_info()
{}
explicit MockIndexSearchable(const FieldLengthInfo& field_length_info)
: _field_length_info(field_length_info)
{}
FieldLengthInfo get_field_length_info(const vespalib::string& field_name) const override {
(void) field_name;
return _field_length_info;
}
};
class IndexCollectionTest : public ::testing::Test,
public IWarmupDone
{
public:
std::shared_ptr<ISourceSelector> _selector;
std::shared_ptr<IndexSearchable> _source1;
std::shared_ptr<IndexSearchable> _source2;
std::shared_ptr<IndexSearchable> _fusion_source;
vespalib::ThreadStackExecutor _executor;
vespalib::TestClock _clock;
std::shared_ptr<IndexSearchable> _warmup;
void expect_searchable_can_be_appended(ISearchableIndexCollection & collection) {
const uint32_t id = 42;
collection.append(id, _source1);
EXPECT_EQ(1u, collection.getSourceCount());
EXPECT_EQ(id, collection.getSourceId(0));
}
void expect_searchable_can_be_replaced(ISearchableIndexCollection & collection) {
const uint32_t id = 42;
collection.append(id, _source1);
EXPECT_EQ(1u, collection.getSourceCount());
EXPECT_EQ(id, collection.getSourceId(0));
EXPECT_EQ(_source1.get(), &collection.getSearchable(0));
collection.replace(id, _source2);
EXPECT_EQ(1u, collection.getSourceCount());
EXPECT_EQ(id, collection.getSourceId(0));
EXPECT_EQ(_source2.get(), &collection.getSearchable(0));
}
std::unique_ptr<IndexCollection>
make_unique_collection() const {
return std::make_unique<IndexCollection>(_selector);
}
std::shared_ptr<IndexCollection>
make_shared_collection() const {
return std::make_shared<IndexCollection>(_selector);
}
std::shared_ptr<WarmupIndexCollection>
create_warmup(const IndexCollection::SP& prev, const IndexCollection::SP& next) {
return std::make_shared<WarmupIndexCollection>(WarmupConfig(1s, false), prev, next, *_warmup, _executor, _clock.clock(), *this);
}
void warmupDone(std::shared_ptr<WarmupIndexCollection> current) override {
(void) current;
}
IndexCollectionTest()
: _selector(std::make_shared<FixedSourceSelector>(0, "fs1")),
_source1(std::make_shared<MockIndexSearchable>(FieldLengthInfo(3, 5))),
_source2(std::make_shared<MockIndexSearchable>(FieldLengthInfo(7, 11))),
_fusion_source(std::make_shared<FakeIndexSearchable>()),
_executor(1),
_warmup(std::make_shared<FakeIndexSearchable>())
{}
~IndexCollectionTest() = default;
};
TEST_F(IndexCollectionTest, searchable_can_be_appended_to_normal_collection)
{
expect_searchable_can_be_appended(*make_unique_collection());
}
TEST_F(IndexCollectionTest, searchable_can_be_replaced_in_normal_collection)
{
expect_searchable_can_be_replaced(*make_unique_collection());
}
TEST_F(IndexCollectionTest, searchable_can_be_appended_to_warmup_collection)
{
auto prev = make_shared_collection();
auto next = make_shared_collection();
expect_searchable_can_be_appended(*create_warmup(prev, next));
EXPECT_EQ(0u, prev->getSourceCount());
EXPECT_EQ(1u, next->getSourceCount());
}
TEST_F(IndexCollectionTest, searchable_can_be_replaced_in_warmup_collection)
{
auto prev = make_shared_collection();
auto next = make_shared_collection();
expect_searchable_can_be_replaced(*create_warmup(prev, next));
EXPECT_EQ(0u, prev->getSourceCount());
EXPECT_EQ(1u, next->getSourceCount());
}
TEST_F(IndexCollectionTest, replace_and_renumber_updates_collection_after_fusion)
{
IndexCollection fsc(_selector);
fsc.append(0, _source1);
fsc.append(1, _source1);
fsc.append(2, _source1);
fsc.append(3, _source2);
EXPECT_EQ(4u, fsc.getSourceCount());
const uint32_t id_diff = 2;
auto new_fsc = IndexCollection::replaceAndRenumber(_selector, fsc, id_diff, _fusion_source);
EXPECT_EQ(2u, new_fsc->getSourceCount());
EXPECT_EQ(0u, new_fsc->getSourceId(0));
EXPECT_EQ(_fusion_source.get(), &new_fsc->getSearchable(0));
EXPECT_EQ(1u, new_fsc->getSourceId(1));
EXPECT_EQ(_source2.get(), &new_fsc->getSearchable(1));
}
TEST_F(IndexCollectionTest, returns_field_length_info_for_last_added_searchable)
{
auto collection = make_unique_collection();
collection->append(3, _source1);
collection->append(4, _source2);
EXPECT_DOUBLE_EQ(7, collection->get_field_length_info("foo").get_average_field_length());
EXPECT_EQ(11, collection->get_field_length_info("foo").get_num_samples());
}
TEST_F(IndexCollectionTest, returns_empty_field_length_info_when_no_searchables_exists)
{
auto collection = make_unique_collection();
EXPECT_DOUBLE_EQ(0, collection->get_field_length_info("foo").get_average_field_length());
EXPECT_EQ(0, collection->get_field_length_info("foo").get_num_samples());
}
TEST_F(IndexCollectionTest, warmup_can_create_blueprint)
{
auto prev = make_shared_collection();
auto next = make_shared_collection();
auto indexcollection = create_warmup(prev, next);
const uint32_t id = 42;
indexcollection->append(id, _source1);
FakeRequestContext requestContext;
FieldSpecList fields;
fields.add(FieldSpec("dummy", 1, search::fef::IllegalHandle));
search::query::SimpleStringTerm term("what", "dummy", 1, search::query::Weight(100));
auto blueprint = indexcollection->createBlueprint(requestContext, fields, term);
EXPECT_TRUE(blueprint);
}
GTEST_MAIN_RUN_ALL_TESTS()
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