Add unitary tests in make test target

Fix doxygen warning
fix compilation warning (typedef not used)


git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/subsampling_and_spatialsearching@1652 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: d080543ea90aa089e2f09933a44156f07ae82eb4

2 files changed, 10 insertions, 13 deletions

diff --git a/src/Subsampling/example/CMakeLists.txt b/src/Subsampling/example/CMakeLists.txt
index 81b39d6e..54349f0c 100644
--- a/src/Subsampling/example/CMakeLists.txt
+++ b/src/Subsampling/example/CMakeLists.txt
@@ -3,20 +3,18 @@ project(Subsampling_examples)
 
 if(CGAL_FOUND)
   if (NOT CGAL_VERSION VERSION_LESS 4.8.1)
-    message(STATUS "CGAL version: ${CGAL_VERSION}.")
-
     if (EIGEN3_FOUND)
+      add_executable(Subsampling_example_pick_n_random_points example_pick_n_random_points.cpp)
+      add_executable(Subsampling_example_choose_n_farthest_points example_choose_n_farthest_points.cpp)
+      add_executable(Subsampling_example_sparsify_point_set example_sparsify_point_set.cpp)
+      target_link_libraries(Subsampling_example_sparsify_point_set ${CGAL_LIBRARY})
 
-    add_executable(Subsampling_example_pick_n_random_points example_pick_n_random_points.cpp)
-    add_executable(Subsampling_example_choose_n_farthest_points example_choose_n_farthest_points.cpp)
-    add_executable(Subsampling_example_sparsify_point_set example_sparsify_point_set.cpp)
-    target_link_libraries(Subsampling_example_sparsify_point_set ${CGAL_LIBRARY})
-    else()
-      message(WARNING "Eigen3 not found. Version 3.1.0 is required for Subsampling feature.")
+      add_test(Subsampling_example_pick_n_random_points
+               ${CMAKE_CURRENT_BINARY_DIR}/Subsampling_example_pick_n_random_points)
+      add_test(Subsampling_example_choose_n_farthest_points
+               ${CMAKE_CURRENT_BINARY_DIR}/Subsampling_example_choose_n_farthest_points)
+      add_test(Subsampling_example_sparsify_point_set
+               ${CMAKE_CURRENT_BINARY_DIR}/Subsampling_example_sparsify_point_set)
     endif()
-  else()
-    message(WARNING "CGAL version: ${CGAL_VERSION} is too old to compile Subsampling examples. Version 4.8.1 is required.")
   endif ()
-else()
-  message(WARNING "CGAL not found. It is required for the Subsampling examples.")
 endif()
diff --git a/src/Subsampling/example/example_sparsify_point_set.cpp b/src/Subsampling/example/example_sparsify_point_set.cpp
index ccf83bc0..ad68b4c1 100644
--- a/src/Subsampling/example/example_sparsify_point_set.cpp
+++ b/src/Subsampling/example/example_sparsify_point_set.cpp
@@ -9,7 +9,6 @@
 int main (void)
 {
   typedef CGAL::Epick_d<CGAL::Dimension_tag<4> >   K;
-  typedef typename K::FT                           FT;
   typedef typename K::Point_d                      Point_d;
   
   CGAL::Random rd;