From d439da1345822fe25f58adb631f7d0cd9749ecfc Mon Sep 17 00:00:00 2001
From: skachano <skachano@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Wed, 5 Oct 2016 17:06:15 +0000
Subject: Modified existing tests and examples

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/relaxed-witness@1647 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: cd187fe5bc9174403aa5dc96c74871c697b3a5e6
---
 .../test/test_simple_witness_complex.cpp           | 103 +++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/Witness_complex/test/test_simple_witness_complex.cpp

(limited to 'src/Witness_complex/test/test_simple_witness_complex.cpp')

diff --git a/src/Witness_complex/test/test_simple_witness_complex.cpp b/src/Witness_complex/test/test_simple_witness_complex.cpp
new file mode 100644
index 00000000..abd0a0dd
--- /dev/null
+++ b/src/Witness_complex/test/test_simple_witness_complex.cpp
@@ -0,0 +1,103 @@
+/*    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):       Siargey Kachanovich
+ *
+ *    Copyright (C) 2016  INRIA Sophia Antipolis-Méditerranée (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/>.
+ */
+
+#define BOOST_TEST_DYN_LINK
+#define BOOST_TEST_MODULE "simple_witness_complex"
+#include <boost/test/unit_test.hpp>
+#include <boost/mpl/list.hpp>
+
+#include <CGAL/Epick_d.h>
+
+#include <gudhi/Simplex_tree.h>
+#include <gudhi/Witness_complex.h>
+#include <gudhi/Strong_witness_complex.h>
+
+#include <iostream>
+#include <ctime>
+#include <vector>
+
+typedef Gudhi::Simplex_tree<> Simplex_tree;
+typedef std::vector< Vertex_handle > typeVectorVertex;
+typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> Kernel;
+typedef typename Kernel::FT FT;
+typedef typename Kernel::Point_d Point_d;
+typedef Gudhi::witness_complex::Witness_complex<Kernel> WitnessComplex;
+typedef Gudhi::witness_complex::Strong_witness_complex<Kernel> StrongWitnessComplex;
+
+/* All landmarks and witnesses are taken on the grid in the following manner.
+   LWLWL  
+   WW.WW  
+   L...L  
+   WW.WW  
+   LWLWL  
+
+   Witness complex consists of 8 vertices, 12 edges and 4 triangles
+ */
+
+BOOST_AUTO_TEST_CASE(simple_witness_complex) {
+  Simplex_tree complex, relaxed_complex, strong_relaxed_complex;
+
+  std::vector<Point_d> witnesses, landmarks;
+
+  landmarks.push_back(Point_d(std::vector<FT>{-2,-2}));
+  landmarks.push_back(Point_d(std::vector<FT>{-2, 0}));
+  landmarks.push_back(Point_d(std::vector<FT>{-2, 2}));
+  landmarks.push_back(Point_d(std::vector<FT>{ 0,-2}));
+  landmarks.push_back(Point_d(std::vector<FT>{ 0, 2}));
+  landmarks.push_back(Point_d(std::vector<FT>{ 2,-2}));
+  landmarks.push_back(Point_d(std::vector<FT>{ 2, 0}));
+  landmarks.push_back(Point_d(std::vector<FT>{ 2, 2}));
+  witnesses.push_back(Point_d(std::vector<FT>{-2,-1}));
+  witnesses.push_back(Point_d(std::vector<FT>{-2, 1}));
+  witnesses.push_back(Point_d(std::vector<FT>{-1,-2}));
+  witnesses.push_back(Point_d(std::vector<FT>{-1,-1}));
+  witnesses.push_back(Point_d(std::vector<FT>{-1, 1}));
+  witnesses.push_back(Point_d(std::vector<FT>{-1, 2}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 1,-2}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 1,-1}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 1, 1}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 1, 2}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 2,-1}));
+  witnesses.push_back(Point_d(std::vector<FT>{ 2, 1}));
+  
+  WitnessComplex witness_complex(landmarks.begin(),
+                                 landmarks.end(),
+                                 witnesses.begin(),
+                                 witnesses.end());
+  witness_complex.create_complex(complex, 0);
+
+  BOOST_CHECK(complex.num_simplices() == 24);
+
+  witness_complex.create_complex(relaxed_complex, 8.01);
+
+  BOOST_CHECK(relaxed_complex.num_simplices() == 239);
+  
+  StrongWitnessComplex strong_witness_complex(landmarks.begin(),
+                                              landmarks.end(),
+                                              witnesses.begin(),
+                                              witnesses.end());
+
+  strong_witness_complex.create_complex(strong_relaxed_complex, 9.1);
+    
+  BOOST_CHECK(strong_relaxed_complex.num_simplices() == 239);
+  
+}
-- 
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