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#include <benchmark/benchmark.h>
#include <mbgl/storage/offline_database.hpp>
#include <mbgl/storage/resource.hpp>
#include <mbgl/storage/response.hpp>
#include <mbgl/storage/sqlite3.hpp>
#include <mbgl/util/string.hpp>
#include <random>
class OfflineDatabase : public benchmark::Fixture {
public:
void SetUp(const ::benchmark::State&) override {
using namespace std::chrono_literals;
db.setOfflineMapboxTileCountLimit(100000);
response.data = std::make_shared<std::string>(50 * 1024, 0);
response.mustRevalidate = false;
response.expires = mbgl::util::now() + 1h;
resetAmbientTiles();
resetRegion();
}
void resetAmbientTiles() {
using namespace mbgl;
db.clearAmbientCache();
for (unsigned i = 0; i < tileCount; ++i) {
const Resource ambient = Resource::tile("mapbox://tile_ambient" + util::toString(i), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
}
void resetRegion() {
using namespace mbgl;
auto regions = db.listRegions().value();
if (!regions.empty()) {
db.deleteRegion(std::move(regions[0]));
}
OfflineTilePyramidRegionDefinition definition{ "mapbox://style", LatLngBounds::hull({1, 2}, {3, 4}), 5, 6, 2.0, true };
OfflineRegionMetadata metadata{{ 1, 2, 3 }};
auto region = db.createRegion(definition, metadata);
regionID = region->getID();
for (unsigned i = 0; i < tileCount; ++i) {
const Resource offline = Resource::tile("mapbox://tile_offline_region" + util::toString(i), 1.0, 0, 0, 0, Tileset::Scheme::XYZ);
db.putRegionResource(regionID, offline, response);
}
}
mbgl::Response response;
mbgl::OfflineDatabase db{":memory:"};
const unsigned tileCount = 100;
int64_t regionID = 0;
};
BENCHMARK_F(OfflineDatabase, InvalidateRegion)(benchmark::State& state) {
while (state.KeepRunning()) {
db.invalidateRegion(regionID);
}
}
BENCHMARK_F(OfflineDatabase, DeleteRegion)(benchmark::State& state) {
while (state.KeepRunning()) {
resetRegion();
}
}
BENCHMARK_F(OfflineDatabase, InsertTileRegion)(benchmark::State& state) {
using namespace mbgl;
while (state.KeepRunning()) {
const Resource offline = Resource::tile("mapbox://InsertTileRegion" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.putRegionResource(regionID, offline, response);
}
}
BENCHMARK_F(OfflineDatabase, InvalidateAmbientCache)(benchmark::State& state) {
while (state.KeepRunning()) {
db.invalidateAmbientCache();
}
}
BENCHMARK_F(OfflineDatabase, ClearAmbientCache)(benchmark::State& state) {
while (state.KeepRunning()) {
resetAmbientTiles();
}
}
BENCHMARK_F(OfflineDatabase, InsertTileCache)(benchmark::State& state) {
using namespace mbgl;
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://InsertTileCache" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
}
BENCHMARK_F(OfflineDatabase, InsertBigTileCache)(benchmark::State& state) {
using namespace mbgl;
Response big;
big.data = std::make_shared<std::string>(util::DEFAULT_MAX_CACHE_SIZE / 100, 0);
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://InsertTileCache" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, big);
}
}
BENCHMARK_F(OfflineDatabase, GetTile)(benchmark::State& state) {
using namespace mbgl;
std::random_device rd;
std::mt19937 gen(rd());
std::uniform_int_distribution<> dis(0, tileCount - 1);
while (state.KeepRunning()) {
auto res = db.get(Resource::tile("mapbox://tile_ambient" + util::toString(dis(gen)), 1, 0, 0, 0, Tileset::Scheme::XYZ));
assert(res != nullopt);
}
}
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