Failing test

[jaeh]

when running make test, one test fails:

-------------------------------------------------------------------------------                                               
geometries visual tests
-------------------------------------------------------------------------------
../test/geometry_visual_test.cpp:250
...............................................................................                                               

../test/utils/geometry_equal.hpp:112: FAILED:
  REQUIRE( false )                                                                                                            
with messages:                                                                                                                
  mapnik::geometry::multi_polygon<double, std::vector>
  mapbox::geometry::polygon<double, std::vector>

===============================================================================
test cases:  202 |  201 passed | 1 failed
assertions: 1903 | 1902 passed | 1 failed

code of the failing test:

template <typename T1, typename T2>
void operator() (T1 const&, T2 const&)
{
    // comparing two different types!
    INFO(type_name<T1>());
    INFO(type_name<T2>());
    REQUIRE(false);
}