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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/segmentation_platform/internal/database/segment_info_cache.h"
#include "base/memory/raw_ptr.h"
#include "base/test/task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace segmentation_platform {
namespace {
// Test Ids.
const proto::SegmentId kSegmentId =
proto::SegmentId::OPTIMIZATION_TARGET_SEGMENTATION_NEW_TAB;
const proto::SegmentId kSegmentId2 =
proto::SegmentId::OPTIMIZATION_TARGET_SEGMENTATION_SHOPPING_USER;
const proto::SegmentId kSegmentId3 =
proto::SegmentId::OPTIMIZATION_TARGET_SEGMENTATION_SEARCH_USER;
const ModelSource kDefaultModelSource = ModelSource::DEFAULT_MODEL_SOURCE;
const ModelSource kServerModelSource = ModelSource::SERVER_MODEL_SOURCE;
const ModelSource kUnknownModelSource = ModelSource::UNKNOWN_MODEL_SOURCE;
proto::SegmentInfo CreateSegment(SegmentId segment_id,
ModelSource model_source) {
proto::SegmentInfo info;
info.set_segment_id(segment_id);
info.set_model_source(model_source);
return info;
}
} // namespace
class SegmentInfoCacheTest : public testing::Test {
public:
SegmentInfoCacheTest() = default;
~SegmentInfoCacheTest() override = default;
protected:
void SetUp() override {
DCHECK(!segment_info_cache_);
segment_info_cache_ = std::make_unique<SegmentInfoCache>();
}
void TearDown() override { segment_info_cache_.reset(); }
base::test::TaskEnvironment task_environment_;
std::unique_ptr<SegmentInfoCache> segment_info_cache_;
};
TEST_F(SegmentInfoCacheTest, GetSegmentInfoFromEmptyCache) {
// Server Model
const auto* segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_EQ(nullptr, segment_info_);
// Default model
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kDefaultModelSource);
EXPECT_EQ(nullptr, segment_info_);
}
TEST_F(SegmentInfoCacheTest, GetSegmentInfoFromCache) {
segment_info_cache_->UpdateSegmentInfo(
kSegmentId, kServerModelSource,
CreateSegment(kSegmentId, kServerModelSource));
const auto* segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
// Calling GetSegmentInfo method again.
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
// Calling GetSegmentInfo method again for default model.
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kDefaultModelSource);
EXPECT_FALSE(segment_info_);
// Creating SegmentInfo for default model and querying it.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId, kDefaultModelSource,
CreateSegment(kSegmentId, kDefaultModelSource));
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kDefaultModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(kDefaultModelSource, segment_info_->model_source());
}
TEST_F(SegmentInfoCacheTest, GetSegmentInfoForSegmentsFromCache) {
// Updating SegmentInfo for 'kSegmentId' and calling
// GetSegmentInfoForSegments with superset of segment ids.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId, kServerModelSource,
CreateSegment(kSegmentId, kServerModelSource));
auto segments_found = segment_info_cache_->GetSegmentInfoForSegments(
{kSegmentId, kSegmentId2}, kServerModelSource);
EXPECT_EQ(1u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
// Creating default model segment for 'kSegmentId2' and calling
// GetSegmentInfoForSegments with default and server model source
// with all segment ids.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId2, kDefaultModelSource,
CreateSegment(kSegmentId2, kDefaultModelSource));
segments_found = segment_info_cache_->GetSegmentInfoForSegments(
{kSegmentId, kSegmentId2}, kServerModelSource);
EXPECT_EQ(1u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
segments_found = segment_info_cache_->GetSegmentInfoForSegments(
{kSegmentId, kSegmentId2}, kDefaultModelSource);
EXPECT_EQ(1u, segments_found.get()->size());
EXPECT_EQ(kSegmentId2, segments_found.get()->at(0).first);
// Updating SegmentInfo for 'kSegmentId2' and calling
// GetSegmentInfoForSegments with all segment ids.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId2, kServerModelSource,
CreateSegment(kSegmentId2, kServerModelSource));
segments_found = segment_info_cache_->GetSegmentInfoForSegments(
{kSegmentId, kSegmentId2}, kServerModelSource);
EXPECT_EQ(2u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
EXPECT_EQ(kSegmentId2, segments_found.get()->at(1).first);
// Updating std::nullopt for 'kSegmentId2' and calling
// GetSegmentInfoForSegments with all segment ids.
segment_info_cache_->UpdateSegmentInfo(kSegmentId2, kServerModelSource,
std::nullopt);
segments_found = segment_info_cache_->GetSegmentInfoForSegments(
{kSegmentId, kSegmentId2}, kServerModelSource);
EXPECT_EQ(1u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
}
TEST_F(SegmentInfoCacheTest, GetSegmentInfoForBothModelsFromCache) {
// Updating SegmentInfo for 'kSegmentId' and calling
// GetSegmentInfoForBothModels for both segment ids.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId, kServerModelSource,
CreateSegment(kSegmentId, kServerModelSource));
auto segments_found = segment_info_cache_->GetSegmentInfoForBothModels(
{kSegmentId, kSegmentId2});
EXPECT_EQ(1u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
// Creating default model segment for 'kSegmentId' and calling
// GetSegmentInfoForBothModels with default and server model source.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId, kDefaultModelSource,
CreateSegment(kSegmentId, kDefaultModelSource));
segments_found =
segment_info_cache_->GetSegmentInfoForBothModels({kSegmentId});
EXPECT_EQ(2u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
EXPECT_EQ(kServerModelSource,
segments_found.get()->at(0).second->model_source());
EXPECT_EQ(kSegmentId, segments_found.get()->at(1).first);
EXPECT_EQ(kDefaultModelSource,
segments_found.get()->at(1).second->model_source());
// Updating SegmentInfo for 'kSegmentId2' and calling
// GetSegmentInfoForBothModels with both segment ids.
segment_info_cache_->UpdateSegmentInfo(
kSegmentId2, kDefaultModelSource,
CreateSegment(kSegmentId2, kDefaultModelSource));
segments_found = segment_info_cache_->GetSegmentInfoForBothModels(
{kSegmentId, kSegmentId2});
EXPECT_EQ(3u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
EXPECT_EQ(kServerModelSource,
segments_found.get()->at(0).second->model_source());
EXPECT_EQ(kSegmentId, segments_found.get()->at(1).first);
EXPECT_EQ(kDefaultModelSource,
segments_found.get()->at(1).second->model_source());
EXPECT_EQ(kSegmentId2, segments_found.get()->at(2).first);
EXPECT_EQ(kDefaultModelSource,
segments_found.get()->at(2).second->model_source());
// Updating SegmentInfo for 'kSegmentId2' with std::nullopt and calling
// GetSegmentInfoForBothModels with both segment ids.
segment_info_cache_->UpdateSegmentInfo(kSegmentId2, kDefaultModelSource,
std::nullopt);
segments_found = segment_info_cache_->GetSegmentInfoForBothModels(
{kSegmentId, kSegmentId2});
EXPECT_EQ(2u, segments_found.get()->size());
EXPECT_EQ(kSegmentId, segments_found.get()->at(0).first);
EXPECT_EQ(kServerModelSource,
segments_found.get()->at(0).second->model_source());
EXPECT_EQ(kSegmentId, segments_found.get()->at(1).first);
EXPECT_EQ(kDefaultModelSource,
segments_found.get()->at(1).second->model_source());
// Calling GetSegmentInfoForBothModels for `segment_id` not present in cache
// for both model sources.
segments_found =
segment_info_cache_->GetSegmentInfoForBothModels({kSegmentId3});
EXPECT_EQ(0u, segments_found.get()->size());
}
TEST_F(SegmentInfoCacheTest, UpdateSegmentInfo) {
// Server Model
proto::SegmentInfo created_segment_info =
CreateSegment(kSegmentId, kServerModelSource);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kServerModelSource,
created_segment_info);
const auto* segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(0, segment_info_->model_version());
// Update model_version of segment_info
created_segment_info.set_model_version(4);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kServerModelSource,
created_segment_info);
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(4, segment_info_->model_version());
// Default model
created_segment_info = CreateSegment(kSegmentId, kDefaultModelSource);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kDefaultModelSource,
created_segment_info);
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kDefaultModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(0, segment_info_->model_version());
// Update model_version of segment_info
created_segment_info.set_model_version(7);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kDefaultModelSource,
created_segment_info);
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kDefaultModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(7, segment_info_->model_version());
// Unknown model source
created_segment_info = CreateSegment(kSegmentId, kUnknownModelSource);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kServerModelSource,
created_segment_info);
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(0, segment_info_->model_version());
EXPECT_EQ(kServerModelSource, segment_info_->model_source());
// Update model_version of segment_info
created_segment_info.set_model_version(2);
segment_info_cache_->UpdateSegmentInfo(kSegmentId, kServerModelSource,
created_segment_info);
segment_info_ =
segment_info_cache_->GetSegmentInfo(kSegmentId, kServerModelSource);
EXPECT_TRUE(segment_info_);
EXPECT_EQ(kSegmentId, segment_info_->segment_id());
EXPECT_EQ(2, segment_info_->model_version());
// Deleting a non existing entry.
segment_info_cache_->UpdateSegmentInfo(kSegmentId3, kServerModelSource,
std::nullopt);
}
TEST_F(SegmentInfoCacheTest, GetSegmentInfoForBothModelsWithEmptyDatabase) {
auto segments_found = segment_info_cache_->GetSegmentInfoForBothModels(
{kSegmentId, kSegmentId2});
EXPECT_TRUE(segments_found.get()->empty());
}
} // namespace segmentation_platform
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