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Add regression test for FixedpointCoordinate

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This commit is contained in:
Patrick Niklaus 2015-01-16 00:49:43 +01:00
parent 356dfc806d
commit 1b5d332e93
1 changed files with 20 additions and 0 deletions
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unit_tests/data_structures/coordinate.cpp Normal file
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#include <osrm/coordinate.hpp>
#include <boost/test/unit_test.hpp>
// Regression test for bug captured in #1347
BOOST_AUTO_TEST_CASE(regression_test_1347)
{
FixedPointCoordinate u(10 * COORDINATE_PRECISION, -100 * COORDINATE_PRECISION);
FixedPointCoordinate v(10.001 * COORDINATE_PRECISION, -100.002 * COORDINATE_PRECISION);
FixedPointCoordinate q(10.002 * COORDINATE_PRECISION, -100.001 * COORDINATE_PRECISION);
float d1 = FixedPointCoordinate::ComputePerpendicularDistance(u, v, q);
float ratio;
FixedPointCoordinate nearest_location;
float d2 = FixedPointCoordinate::ComputePerpendicularDistance(u, v, q, nearest_location, ratio);
BOOST_CHECK_LE(std::abs(d1 - d2), 0.01);
}