[core] add benchmark for vector tile parsing

1 files changed, 28 insertions, 0 deletions

diff --git a/benchmark/parse/vector_tile.benchmark.cpp b/benchmark/parse/vector_tile.benchmark.cpp
new file mode 100644
index 0000000000..24623dbda7
--- /dev/null
+++ b/benchmark/parse/vector_tile.benchmark.cpp
@@ -0,0 +1,28 @@
+#include <benchmark/benchmark.h>
+
+#include <mbgl/tile/vector_tile_data.hpp>
+#include <mbgl/util/io.hpp>
+
+using namespace mbgl;
+
+static void Parse_VectorTile(benchmark::State& state) {
+    auto data = std::make_shared<std::string>(util::read_file("test/fixtures/api/assets/streets/10-163-395.vector.pbf"));
+
+    while (state.KeepRunning()) {
+        std::size_t length = 0;
+        VectorTileData tile(data);
+        for (const auto& name : tile.layerNames()) {
+            if (auto layer = tile.getLayer(name)) {
+                const std::size_t count = layer->featureCount();
+                for (std::size_t i = 0; i < count; i++) {
+                    if (auto feature = layer->getFeature(i)) {
+                        length += feature->getGeometries().size();
+                        length += feature->getProperties().size();
+                    }
+                }
+            }
+        }
+    }
+}
+
+BENCHMARK(Parse_VectorTile);