osrm-backend/unit_tests/engine/polyline_compressor.cpp

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2017-06-07 08:24:00 -04:00
#include "engine/polyline_compressor.hpp"
#include "util/coordinate.hpp"
#include <boost/test/test_case_template.hpp>
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
BOOST_AUTO_TEST_SUITE(polyline_compression)
BOOST_AUTO_TEST_CASE(polyline5_test_case)
{
using namespace osrm::engine;
using namespace osrm::util;
const std::vector<Coordinate> coords({
{FixedLongitude{-73990171}, FixedLatitude{40714701}},
{FixedLongitude{-73991801}, FixedLatitude{40717571}},
{FixedLongitude{-73985751}, FixedLatitude{40715651}}
});
const std::vector<Coordinate> coords_truncated({
{FixedLongitude{-73990170}, FixedLatitude{40714700}},
{FixedLongitude{-73991800}, FixedLatitude{40717570}},
{FixedLongitude{-73985750}, FixedLatitude{40715650}}
});
BOOST_CHECK_EQUAL(encodePolyline(coords.begin(), coords.end()), "{aowFperbM}PdI~Jyd@");
BOOST_CHECK(
std::equal(
coords_truncated.begin(),
coords_truncated.end(),
decodePolyline(encodePolyline(coords.begin(), coords.end())).begin()
)
);
}
BOOST_AUTO_TEST_CASE(polyline6_test_case)
{
using namespace osrm::engine;
using namespace osrm::util;
const std::vector<Coordinate> coords({
{FixedLongitude{-73990171}, FixedLatitude{40714701}},
{FixedLongitude{-73991801}, FixedLatitude{40717571}},
{FixedLongitude{-73985751}, FixedLatitude{40715651}}
});
BOOST_CHECK_EQUAL(encodePolyline<1000000>(coords.begin(), coords.end()), "y{_tlAt`_clCkrDzdB~vBcyJ");
BOOST_CHECK(
std::equal(
coords.begin(),
coords.end(),
decodePolyline<1000000>(encodePolyline<1000000>(coords.begin(), coords.end())).begin()
)
);
}
BOOST_AUTO_TEST_SUITE_END()