Function TestSerialization

libs/routing/routing_tests/cross_mwm_connector_test.cpp:162–211

template <typename CrossMwmId>
void TestSerialization(CrossMwmConnectorBuilderEx<CrossMwmId> & builder)
{
  double constexpr kEdgesWeight = 4444.0;

  vector<uint8_t> buffer;
  builder.PrepareConnector(VehicleType::Car);
  builder.FillWeights([&](Segment const &, Segment const &) { return kEdgesWeight; });

  MemWriter<vector<uint8_t>> writer(buffer);
  builder.Serialize(writer);

  MemReader reader(buffer.data(), buffer.size());

  CrossMwmBuilderTestFixture<CrossMwmId> test;

  test.builder.DeserializeTransitions(VehicleType::Car, reader);

  TestConnectorConsistency(test.connector);

  TEST_EQUAL(test.connector.GetNumEnters(), 2, ());
  TEST_EQUAL(test.connector.GetNumExits(), 1, ());

  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 0, 0, true), true /* isOutgoing */), ());

  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 10, 1, true /* forward */), true /* isOutgoing */), ());
  TEST(test.connector.IsTransition(Segment(kTestMwmId, 10, 1, true /* forward */), false /* isOutgoing */), ());
  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 10, 1, false /* forward */), true /* isOutgoing */), ());
  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 10, 1, false /* forward */), false /* isOutgoing */), ());

  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 20, 2, true /* forward */), true /* isOutgoing */), ());
  TEST(test.connector.IsTransition(Segment(kTestMwmId, 20, 2, true /* forward */), false /* isOutgoing */), ());
  TEST(test.connector.IsTransition(Segment(kTestMwmId, 20, 2, false /* forward */), true /* isOutgoing */), ());
  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 20, 2, false /* forward */), false /* isOutgoing */), ());

  TEST(!test.connector.IsTransition(Segment(kTestMwmId, 30, 3, true /* forward */), true /* isOutgoing */), ());

  TEST(!test.connector.WeightsWereLoaded(), ());
  TEST(!test.connector.HasWeights(), ());

  test.builder.DeserializeWeights(reader);

  TEST(test.connector.WeightsWereLoaded(), ());
  TEST(test.connector.HasWeights(), ());

  TestOutgoingEdges(test.connector, Segment(kTestMwmId, 10, 1, true /* forward */),
                    {{Segment(kTestMwmId, 20, 2, false /* forward */), RouteWeight::FromCrossMwmWeight(kEdgesWeight)}});

  TestOutgoingEdges(test.connector, Segment(kTestMwmId, 20, 2, true /* forward */),
                    {{Segment(kTestMwmId, 20, 2, false /* forward */), RouteWeight::FromCrossMwmWeight(kEdgesWeight)}});
}

void GetCrossMwmId(uint32_t i, base::GeoObjectId & id)
{