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indexer/indexer_tests/features_vector_test.cpp

@@ -0,0 +1,79 @@
+#include "testing/testing.hpp"
+
+#include "indexer/data_source.hpp"
+#include "indexer/features_vector.hpp"
+#include "indexer/mwm_set.hpp"
+
+#include "platform/local_country_file.hpp"
+
+#include <map>
+#include <string>
+#include <vector>
+
+namespace features_vector_test
+{
+using namespace platform;
+using namespace std;
+
+// Postcodes with frequences.
+// One can easily get this list of frequences with postcodes:
+//
+// cat data/minsk-pass.osm.bz2 | bunzip2 | grep 'addr:postcode' |
+// sed "s/.*v='\(.*\)'.*/\1/g" |
+// sort | uniq -c | awk '{ printf("{%s, %s},\n", $2, $1) }'
+//
+// Note, (220006, 145) (220007, 271) are broken and not included in minsk-pass.mwm,
+// corresponding postcode frequencies are decremented.
+vector<pair<int, int>> kCodeFreq = {
+  {220000, 2},
+  {220001, 3},
+  {220004, 10},
+  {220006, 144},
+  {220007, 270},
+  {220010, 4},
+  {220011, 1},
+  {220014, 3},
+  {220030, 247},
+  {220033, 7},
+  {220036, 204},
+  {220039, 15},
+  {220048, 1},
+  {220050, 4},
+  {220069, 5},
+  {220073, 1},
+  {220089, 1},
+  {220121, 1},
+  {721816, 1}
+};
+
+UNIT_TEST(FeaturesVectorTest_ParseMetadata)
+{
+  string const kCountryName = "minsk-pass";
+
+  map<string, int> expected;
+  for (auto const & p : kCodeFreq)
+    expected[strings::to_string(p.first)] = p.second;
+
+  LocalCountryFile localFile = LocalCountryFile::MakeForTesting(kCountryName);
+
+  FrozenDataSource dataSource;
+  auto result = dataSource.RegisterMap(localFile);
+  TEST_EQUAL(result.second, MwmSet::RegResult::Success, ());
+
+  auto const & id = result.first;
+  MwmSet::MwmHandle handle = dataSource.GetMwmHandleById(id);
+  TEST(handle.IsAlive(), ());
+
+  auto const * value = handle.GetValue();
+  FeaturesVector fv(value->m_cont, value->GetHeader(), value->m_table.get(), value->m_metaDeserializer.get());
+
+  map<string, int> actual;
+  fv.ForEach([&](FeatureType & ft, uint32_t index)
+  {
+    string const postcode(ft.GetMetadata(feature::Metadata::FMD_POSTCODE));
+    if (!postcode.empty())
+      ++actual[postcode];
+  });
+  TEST_EQUAL(expected, actual, ());
+}
+} // namespace features_vector_test