Added unit test scaffold, but no idea how to link

gtsam/navigation/CMakeLists.txt

@@ -15,6 +15,10 @@ set(navigation_local_libs
 # Exclude tests that don't work
 set (navigation_excluded_tests "")
 
+include_directories(	
+  ${PROJECT_SOURCE_DIR}/gtsam/3rdparty/GeographicLib/include/
+)
+
 # Add all tests
 if (GTSAM_BUILD_TESTS)
 	gtsam_add_subdir_tests(navigation "${navigation_local_libs}" "${gtsam-default}" "${navigation_excluded_tests}") 

gtsam/navigation/tests/testGeographicLib.cpp

@@ -0,0 +1,42 @@
+/* ----------------------------------------------------------------------------
+
+ * GTSAM Copyright 2010, Georgia Tech Research Corporation,
+ * Atlanta, Georgia 30332-0415
+ * All Rights Reserved
+ * Authors: Frank Dellaert, et al. (see THANKS for the full author list)
+
+ * See LICENSE for the license information
+
+ * -------------------------------------------------------------------------- */
+
+/**
+ * @file    testGeographicLib.cpp
+ * @brief   Unit tests for coordinate conversions
+ * @author  Frank Dellaert
+ */
+
+#include <GeographicLib/Geocentric.hpp>
+#include <CppUnitLite/TestHarness.h>
+
+using namespace std;
+//using namespace gtsam;
+using namespace GeographicLib;
+
+/* ************************************************************************* */
+
+TEST( GeographicLib, Geocentric) {
+
+  Geocentric earth(Constants::WGS84_a(), Constants::WGS84_f());
+
+  // Dekalb-Peachtree Airport runway 2L
+  double lat = 33.87071, lon = -84.30482000000001, h = 274;
+
+
+}
+
+/* ************************************************************************* */
+int main() {
+  TestResult tr;
+  return TestRegistry::runAllTests(tr);
+}
+/* ************************************************************************* */