pastk/organicmaps
1
Fork 0
forked from organicmaps/organicmaps
Code Pull requests Activity

[routing] Tests for GetDistanceM method.

Browse source
This commit is contained in:
Lev Dragunov 2015-08-14 12:49:26 +03:00 • committed by Alex Zolotarev
parent 7ed2944c73
commit 958008d5c6
2 changed files with 24 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
routing/base/followed_polyline.cpp
View file

@ -17,7 +17,6 @@ Iter FollowedPolyline::End() const
return Iter(m_poly.Back(), m_poly.GetSize() - 1);
}
// TODO (ldragunov) Write tests for this code.
double FollowedPolyline::GetDistanceM(Iter const & it1, Iter const & it2) const
{
ASSERT(IsValid(), ());

26
routing/routing_tests/followed_polyline_test.cpp
View file

@ -57,8 +57,30 @@ UNIT_TEST(FollowedPolylineFollowingTestByPrediction)
MercatorBounds::RectByCenterXYAndSizeInMeters({0.002, 0.003}, 20000), dist);
TEST_EQUAL(polyline.GetCurrentIter().m_ind, 1, ());
TEST_LESS_OR_EQUAL(MercatorBounds::DistanceOnEarth(polyline.GetCurrentIter().m_pt,
m2::PointD(0.003, 0.003)),
0.1, ());
m2::PointD(0.003, 0.003)), 0.1, ());
}
UNIT_TEST(FollowedPolylineDistanceCalculationTest)
{
// Test full length case.
FollowedPolyline polyline(kTestDirectedPolyline.Begin(), kTestDirectedPolyline.End());
double distance = polyline.GetDistanceM(polyline.Begin(), polyline.End());
double masterDistance = MercatorBounds::DistanceOnEarth(kTestDirectedPolyline.Front(),
kTestDirectedPolyline.Back());
ASSERT_LESS(pow(distance - masterDistance, 2), 0.001, (distance, masterDistance));
// Test partial length case.
polyline.UpdateProjection(MercatorBounds::RectByCenterXYAndSizeInMeters({3, 0}, 2));
distance = polyline.GetDistanceM(polyline.GetCurrentIter(), polyline.End());
masterDistance = MercatorBounds::DistanceOnEarth(kTestDirectedPolyline.GetPoint(1),
kTestDirectedPolyline.Back());
ASSERT_LESS(pow(distance - masterDistance, 2), 0.001, (distance, masterDistance));
// Test point in the middle case.
polyline.UpdateProjection(MercatorBounds::RectByCenterXYAndSizeInMeters({4, 0}, 2));
distance = polyline.GetDistanceM(polyline.GetCurrentIter(), polyline.End());
masterDistance = MercatorBounds::DistanceOnEarth(m2::PointD(4, 0),
kTestDirectedPolyline.Back());
ASSERT_LESS(pow(distance - masterDistance, 2), 0.001, (distance, masterDistance));
}
} // namespace routing_test