Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/src/boost/libs/math/test/test_cbrt.hpp b/src/boost/libs/math/test/test_cbrt.hpp
new file mode 100644
index 00000000..49886a37
--- /dev/null
+++ b/src/boost/libs/math/test/test_cbrt.hpp
@@ -0,0 +1,87 @@
+// Copyright John Maddock 2006.
+// Copyright Paul A. Bristow 2007, 2009
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/math/concepts/real_concept.hpp>
+#define BOOST_TEST_MAIN
+#include <boost/test/unit_test.hpp>
+#include <boost/test/tools/floating_point_comparison.hpp>
+#include <boost/math/tools/stats.hpp>
+#include <boost/math/tools/test.hpp>
+#include <boost/type_traits/is_floating_point.hpp>
+#include <boost/array.hpp>
+#include <boost/math/special_functions/math_fwd.hpp>
+#include "functor.hpp"
+
+#include "handle_test_result.hpp"
+#include "table_type.hpp"
+
+#ifndef SC_
+#define SC_(x) static_cast<typename table_type<T>::type>(BOOST_JOIN(x, L))
+#endif
+
+template <class Real>
+struct negative_cbrt
+{
+   negative_cbrt(){}
+
+   template <class S>
+   Real operator()(const S& row)
+   {
+      return boost::math::cbrt(Real(-Real(row[1])));
+   }
+};
+
+
+template <class Real, class T>
+void do_test_cbrt(const T& data, const char* type_name, const char* test_name)
+{
+#if !(defined(ERROR_REPORTING_MODE) && !defined(CBRT_FUNCTION_TO_TEST))
+   typedef Real                   value_type;
+
+   typedef value_type (*pg)(value_type);
+#ifdef CBRT_FUNCTION_TO_TEST
+   pg funcp = boost::math::cbrt<value_type>;
+#elif defined(BOOST_MATH_NO_DEDUCED_FUNCTION_POINTERS)
+   pg funcp = boost::math::cbrt<value_type>;
+#else
+   pg funcp = boost::math::cbrt;
+#endif
+
+   boost::math::tools::test_result<value_type> result;
+
+   std::cout << "Testing " << test_name << " with type " << type_name
+      << "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n";
+
+   //
+   // test cbrt against data:
+   //
+   result = boost::math::tools::test_hetero<Real>(
+      data, 
+      bind_func<Real>(funcp, 1), 
+      extract_result<Real>(0));
+   result += boost::math::tools::test_hetero<Real>(
+      data, 
+      negative_cbrt<Real>(), 
+      negate<Real>(extract_result<Real>(0)));
+   handle_test_result(result, data[result.worst()], result.worst(), type_name, "cbrt", test_name);
+   std::cout << std::endl;
+#endif
+}
+template <class T>
+void test_cbrt(T, const char* name)
+{
+   //
+   // The actual test data is rather verbose, so it's in a separate file.
+   //
+   // The contents are as follows, each row of data contains
+   // three items, input value a, input value b and erf(a, b):
+   // 
+#  include "cbrt_data.ipp"
+
+   do_test_cbrt<T>(cbrt_data, name, "cbrt Function");
+
+}
+