#include <gtest/gtest.h>

#include <vector>

#include "face/face_gallery_search.h"

namespace rk3588 {
namespace {

TEST(FaceGallerySearchTest, AggregatesMultipleEmbeddingsOfSamePersonIntoSingleTopPerson) {
    const std::vector<GallerySearchEntry> entries = {
        {1, "alice", {1.0f, 0.0f}},
        {1, "alice", {0.95f, 0.05f}},
        {2, "bob", {0.70f, 0.70f}},
        {3, "carol", {0.0f, 1.0f}},
    };

    const GallerySearchResult result = SearchTop2ByPerson(entries, {1.0f, 0.0f});

    EXPECT_EQ(result.best_person_id, 1);
    EXPECT_EQ(result.best_name, "alice");
    EXPECT_FLOAT_EQ(result.best_sim, 1.0f);
    EXPECT_NEAR(result.second_sim, 0.70f, 1e-5f);
}

TEST(FaceGallerySearchTest, UsesDistinctSecondPersonInsteadOfSameIdentityDuplicate) {
    const std::vector<GallerySearchEntry> entries = {
        {1, "alice", {0.90f, 0.10f}},
        {1, "alice", {0.89f, 0.11f}},
        {2, "bob", {0.60f, 0.40f}},
    };

    const GallerySearchResult result = SearchTop2ByPerson(entries, {0.90f, 0.10f});

    EXPECT_EQ(result.best_person_id, 1);
    EXPECT_FLOAT_EQ(result.best_sim, 0.82f);
    EXPECT_FLOAT_EQ(result.second_sim, 0.58f);
}

}  // namespace
}  // namespace rk3588