bool
BufferResultMatcher::isBufferResultMatch(const geom::Geometry& actualBuffer,
const geom::Geometry& expectedBuffer,
double distance)
{
if (actualBuffer.isEmpty() && expectedBuffer.isEmpty())
return true;
/**
* MD - need some more checks here - symDiffArea won't catch
* very small holes ("tears")
* near the edge of computed buffers (which can happen
* in current version of JTS (1.8)).
* This can probably be handled by testing
* that every point of the actual buffer is at least a certain
* distance away from the geometry boundary.
*/
if (! isSymDiffAreaInTolerance(actualBuffer, expectedBuffer))
{
std::cerr << "isSymDiffAreaInTolerance failed" << std::endl;
return false;
}
if (! isBoundaryHausdorffDistanceInTolerance(actualBuffer,
expectedBuffer, distance))
{
std::cerr << "isBoundaryHasudorffDistanceInTolerance failed" << std::endl;
return false;
}
return true;
}
bool
SingleSidedBufferResultMatcher::isBufferResultMatch(const geom::Geometry& actualBuffer,
const geom::Geometry& expectedBuffer,
double distance)
{
bool aEmpty = actualBuffer.isEmpty();
bool eEmpty = expectedBuffer.isEmpty();
// Both empty succeeds
if (aEmpty && eEmpty) return true;
// One empty and not the other is a failure
if (aEmpty || eEmpty)
{
std::cerr << "isBufferResultMatch failed (one empty and one not)" << std::endl;
return false;
}
// NOTE: we need to test hausdorff distance in both directions
if (! isBoundaryHausdorffDistanceInTolerance(actualBuffer,
expectedBuffer, distance))
{
std::cerr << "isBoundaryHasudorffDistanceInTolerance failed (actual,expected)" << std::endl;
return false;
}
if (! isBoundaryHausdorffDistanceInTolerance(expectedBuffer,
actualBuffer, distance))
{
std::cerr << "isBoundaryHasudorffDistanceInTolerance failed (expected,actual)" << std::endl;
return false;
}
return true;
}