Repo created

libs/indexer/indexer_tests/index_builder_test.cpp

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+#include "testing/testing.hpp"
+
+#include "indexer/classificator_loader.hpp"
+#include "indexer/data_source.hpp"
+#include "indexer/features_vector.hpp"
+#include "indexer/index_builder.hpp"
+#include "indexer/scales.hpp"
+
+#include "defines.hpp"
+
+#include "platform/platform.hpp"
+
+#include "coding/files_container.hpp"
+
+#include "base/macros.hpp"
+#include "base/stl_helpers.hpp"
+
+#include <string>
+#include <vector>
+
+using namespace std;
+
+UNIT_TEST(BuildIndexTest)
+{
+  Platform & p = GetPlatform();
+  classificator::Load();
+
+  FilesContainerR originalContainer(p.GetReader("minsk-pass" DATA_FILE_EXTENSION));
+
+  // Build index.
+  vector<char> serialIndex;
+  {
+    FeaturesVectorTest features(originalContainer);
+
+    MemWriter<vector<char>> serialWriter(serialIndex);
+    indexer::BuildIndex(features.GetHeader(), features.GetVector(), serialWriter, "build_index_test");
+  }
+
+  // Create a new mwm file.
+  string const fileName = "build_index_test" DATA_FILE_EXTENSION;
+  string const filePath = p.WritablePathForFile(fileName);
+  FileWriter::DeleteFileX(filePath);
+
+  // Copy original mwm file and replace index in it.
+  {
+    FilesContainerW containerWriter(filePath);
+    vector<string> tags;
+    originalContainer.ForEachTag(base::MakeBackInsertFunctor(tags));
+    for (size_t i = 0; i < tags.size(); ++i)
+      if (tags[i] != INDEX_FILE_TAG)
+        containerWriter.Write(originalContainer.GetReader(tags[i]), tags[i]);
+    containerWriter.Write(serialIndex, INDEX_FILE_TAG);
+  }
+
+  {
+    // Check that index actually works.
+    FrozenDataSource dataSource;
+    UNUSED_VALUE(dataSource.Register(platform::LocalCountryFile::MakeForTesting("build_index_test")));
+
+    // Make sure that index is actually parsed.
+    dataSource.ForEachInScale([](FeatureType &) { return; }, 15);
+  }
+
+  // Clean after the test.
+  FileWriter::DeleteFileX(filePath);
+}