4 files changed, 164 insertions, 0 deletions
diff --git a/src/common/test/CMakeLists.txt b/src/common/test/CMakeLists.txt
new file mode 100644
index 00000000..50655a93
--- /dev/null
+++ b/src/common/test/CMakeLists.txt
@@ -0,0 +1,45 @@
+cmake_minimum_required(VERSION 2.6)
+project(GUDHIDelaunayTriangulationOffFileReadWriteUT)
+
+if (GCOVR_PATH)
+  # for gcovr to make coverage reports - Corbera Jenkins plugin
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")
+endif()
+if (GPROF_PATH)
+  # for gprof to make coverage reports - Jenkins
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pg")
+endif()
+
+# need CGAL 4.6
+if(CGAL_FOUND)
+  if (NOT CGAL_VERSION VERSION_LESS 4.6.0)
+    find_package(Eigen3 3.1.0)
+    if (EIGEN3_FOUND)
+      message(STATUS "Eigen3 version: ${EIGEN3_VERSION}.")
+      include( ${EIGEN3_USE_FILE} )
+      
+      add_executable ( dtoffrw_UT dtoffrw_unit_test.cpp )
+      target_link_libraries(dtoffrw_UT ${Boost_SYSTEM_LIBRARY} ${Boost_UNIT_TEST_FRAMEWORK_LIBRARY})
+
+      # Do not forget to copy test files in current binary dir
+      file(COPY "dtoffrw_alphashapedoc_result.off" DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/)
+      # Do not forget to copy test files in current binary dir
+      file(COPY "${CMAKE_SOURCE_DIR}/data/points/alphacomplexdoc.off" DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/)
+
+      # Unitary tests
+      add_test(dtoffrw_UT ${CMAKE_CURRENT_BINARY_DIR}/dtoffrw_UT
+      # XML format for Jenkins xUnit plugin 
+      --log_format=XML --log_sink=${CMAKE_SOURCE_DIR}/dtoffrw_UT.xml --log_level=test_suite --report_level=no)
+
+      if (DIFF_PATH)
+        add_test(dtoffrw_diff_files_UT ${DIFF_PATH} ${CMAKE_CURRENT_BINARY_DIR}/UT.off ${CMAKE_CURRENT_BINARY_DIR}/dtoffrw_alphashapedoc_result.off)
+      endif()
+
+    else()
+      message(WARNING "Eigen3 not found. Version 3.1.0 is required for Alpha shapes feature.")
+    endif()
+  else()
+    message(WARNING "CGAL version: ${CGAL_VERSION} is too old to compile Alpha shapes feature. Version 4.6.0 is required.")
+  endif ()
+endif()
+
diff --git a/src/common/test/README b/src/common/test/README
new file mode 100644
index 00000000..f2a7eb5a
--- /dev/null
+++ b/src/common/test/README
@@ -0,0 +1,14 @@
+To compile:
+***********
+
+cmake .
+make
+
+To launch with details:
+***********************
+
+./dtoffrw_UT --report_level=detailed --log_level=all 
+
+   ==> echo $? returns 0 in case of success (non-zero otherwise)
+
+
diff --git a/src/common/test/dtoffrw_alphashapedoc_result.off b/src/common/test/dtoffrw_alphashapedoc_result.off
new file mode 100644
index 00000000..03b7ca75
--- /dev/null
+++ b/src/common/test/dtoffrw_alphashapedoc_result.off
@@ -0,0 +1,15 @@
+nOFF
+2 7 6 0
+1 1 
+7 0 
+4 6 
+9 6 
+0 14 
+2 19 
+9 17 
+3 0 1 2 
+3 3 2 1 
+3 4 0 2 
+3 4 2 6 
+3 6 2 3 
+3 5 4 6 
diff --git a/src/common/test/dtoffrw_unit_test.cpp b/src/common/test/dtoffrw_unit_test.cpp
new file mode 100644
index 00000000..f682df1a
--- /dev/null
+++ b/src/common/test/dtoffrw_unit_test.cpp
@@ -0,0 +1,90 @@
+/*    This file is part of the Gudhi Library. The Gudhi library
+ *    (Geometric Understanding in Higher Dimensions) is a generic C++
+ *    library for computational topology.
+ *
+ *    Author(s):       Vincent Rouvreau
+ *
+ *    Copyright (C) 2015  INRIA Saclay (France)
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// to construct a Delaunay_triangulation from a OFF file
+#include "gudhi/Delaunay_triangulation_off_io.h"
+
+#include <CGAL/Delaunay_triangulation.h>
+#include <CGAL/Epick_d.h>
+
+#include <stdlib.h>
+
+#include <iostream>
+#include <string>
+
+#define BOOST_TEST_DYN_LINK
+#define BOOST_TEST_MODULE "delaunay_triangulation_off_read_write"
+#include <boost/test/unit_test.hpp>
+
+// Use dynamic_dimension_tag for the user to be able to set dimension
+typedef CGAL::Epick_d< CGAL::Dynamic_dimension_tag > K;
+typedef CGAL::Delaunay_triangulation<K> T;
+
+BOOST_AUTO_TEST_CASE( Delaunay_triangulation_doc_test )
+{
+  // Read the OFF file (input file name given as parameter) and triangulates points
+  Gudhi::Delaunay_triangulation_off_reader<T> off_reader("alphacomplexdoc.off");
+  // Check the read operation was correct
+  BOOST_CHECK(off_reader.is_valid());
+  
+  // Retrieve the triangulation
+  T* triangulation = off_reader.get_complex();
+  BOOST_CHECK(triangulation != nullptr);
+  // Operations on triangulation
+  BOOST_CHECK(triangulation->number_of_vertices() == 7);
+  BOOST_CHECK(triangulation->number_of_finite_full_cells() == 6);
+
+  // Write the OFF file (output file name given as parameter) with the points and triangulated cells as faces
+  Gudhi::Delaunay_triangulation_off_writer<T> off_writer("UT.off", triangulation);
+
+  // Check the write operation was correct
+  BOOST_CHECK(off_writer.is_valid());
+  
+  delete triangulation;
+}
+
+BOOST_AUTO_TEST_CASE( Delaunay_triangulation_unexisting_file_read_test )
+{
+  Gudhi::Delaunay_triangulation_off_reader<T> off_reader("some_impossible_weird_file_name.off");
+  // Check the read operation was correct
+  BOOST_CHECK(!off_reader.is_valid());
+  T* triangulation = off_reader.get_complex();
+  BOOST_CHECK(triangulation == nullptr);
+}
+
+BOOST_AUTO_TEST_CASE( Delaunay_triangulation_unexisting_file_write_test )
+{
+  // Read the OFF file (input file name given as parameter) and triangulates points
+  Gudhi::Delaunay_triangulation_off_reader<T> off_reader("alphacomplexdoc.off");
+  
+  // Retrieve the triangulation
+  T* triangulation = off_reader.get_complex();
+
+  // Write the OFF file (output file name given as parameter) with the points and triangulated cells as faces
+  Gudhi::Delaunay_triangulation_off_writer<T> off_writer("/some_impossible_weird_directory_name/another_weird_directory_name/some_impossible_weird_file_name.off", triangulation);
+
+  // Check the write operation was correct
+  BOOST_CHECK(!off_writer.is_valid());
+  
+  delete triangulation;
+}
+