1 files changed, 40 insertions, 0 deletions
diff --git a/include/gudhi/Unitary_tests_utils.h b/include/gudhi/Unitary_tests_utils.h
new file mode 100644
index 00000000..8394a062
--- /dev/null
+++ b/include/gudhi/Unitary_tests_utils.h
@@ -0,0 +1,40 @@
+/*    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) 2017  INRIA
+ *
+ *    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/>.
+ */
+#ifndef UNITARY_TESTS_UTILS_H_
+#define UNITARY_TESTS_UTILS_H_
+
+#include <boost/test/unit_test.hpp>
+
+#include <iostream>
+#include <limits>  // for std::numeric_limits<>
+
+template<typename FloatingType >
+void GUDHI_TEST_FLOAT_EQUALITY_CHECK(FloatingType a, FloatingType b,
+                                     FloatingType epsilon = std::numeric_limits<FloatingType>::epsilon()) {
+#ifdef DEBUG_TRACES
+  std::cout << "GUDHI_TEST_FLOAT_EQUALITY_CHECK - " << a << " versus " << b
+            << " | diff = " << std::fabs(a - b) << " - epsilon = " << epsilon << std::endl;
+#endif
+  BOOST_CHECK(std::fabs(a - b) < epsilon);
+}
+
+#endif  // UNITARY_TESTS_UTILS_H_