X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2Futil%2Fperformance%2Fassoc%2Ftiming%2Ftree_split_join_test.hpp;fp=libstdc%2B%2B-v3%2Ftestsuite%2Futil%2Fperformance%2Fassoc%2Ftiming%2Ftree_split_join_test.hpp;h=6872291dfa04b24e3d19fb8732e82bf62414415c;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git
diff --git a/libstdc++-v3/testsuite/util/performance/assoc/timing/tree_split_join_test.hpp b/libstdc++-v3/testsuite/util/performance/assoc/timing/tree_split_join_test.hpp
new file mode 100644
index 00000000..6872291d
--- /dev/null
+++ b/libstdc++-v3/testsuite/util/performance/assoc/timing/tree_split_join_test.hpp
@@ -0,0 +1,158 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library 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, or (at your option) any later
+// version.
+
+// This library 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 library; see the file COPYING3. If not see
+// .
+
+
+// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
+
+// Permission to use, copy, modify, sell, and distribute this software
+// is hereby granted without fee, provided that the above copyright
+// notice appears in all copies, and that both that copyright notice
+// and this permission notice appear in supporting documentation. None
+// of the above authors, nor IBM Haifa Research Laboratories, make any
+// representation about the suitability of this software for any
+// purpose. It is provided "as is" without express or implied
+// warranty.
+
+/**
+ * @file tree_split_join_test.hpp
+ * Contains a test for splitting and joining trees
+ */
+
+#ifndef PB_DS_TREE_SPLIT_JOIN_TEST_HPP
+#define PB_DS_TREE_SPLIT_JOIN_TEST_HPP
+
+#include
+#include
+#include
+#include
+
+namespace __gnu_pbds
+{
+ namespace test
+ {
+ namespace detail
+ {
+ template
+ class split_join_functor
+ {
+ public:
+ split_join_functor(Cntnr& r_container) : m_r_container(r_container)
+ { }
+
+ void
+ operator()(std::size_t resolution)
+ {
+ for (std::size_t i = 0; i < resolution; ++i)
+ {
+ typename Cntnr::const_iterator mid_it = m_r_container.begin();
+ std::advance(mid_it, m_r_container.size() / 2);
+ Cntnr other;
+ m_r_container.split(*mid_it, other);
+ m_r_container.join(other);
+ }
+ }
+
+ private:
+ Cntnr& m_r_container;
+ };
+
+ template
+ class split_join_functor
+ {
+ public:
+ split_join_functor(Cntnr& r_container) : m_r_container(r_container)
+ { }
+
+ void
+ operator()(std::size_t resolution)
+ {
+ for (std::size_t i = 0; i < resolution; ++i)
+ {
+ typename Cntnr::iterator mid_it = m_r_container.begin();
+ std::advance(mid_it, m_r_container.size() / 2);
+
+ Cntnr other(mid_it, m_r_container.end());
+ m_r_container.erase(mid_it, m_r_container.end());
+
+ m_r_container.insert(other.begin(), other.end());
+ other.clear();
+ }
+ }
+
+ private:
+ Cntnr& m_r_container;
+ };
+ } // namespace detail
+
+ template
+ class tree_split_join_test : private __gnu_pbds::test::detail::timing_test_base
+ {
+ public:
+ tree_split_join_test(size_t vn, size_t vs, size_t vm);
+
+ template
+ void
+ operator()(Cntnr);
+
+ private:
+ tree_split_join_test(const tree_split_join_test& );
+
+ private:
+ const size_t m_vn;
+ const size_t m_vs;
+ const size_t m_vm;
+ };
+
+ template
+ tree_split_join_test::
+ tree_split_join_test(size_t vn, size_t vs, size_t vm) :
+ m_vn(vn),
+ m_vs(vs),
+ m_vm(vm)
+ { }
+
+ template
+ template
+ void
+ tree_split_join_test::
+ operator()(Cntnr)
+ {
+ typedef xml_result_set_performance_formatter formatter_type;
+ formatter_type res_set_fmt(string_form::name(),
+ string_form::desc());
+
+ for (size_t v = m_vn; v < m_vm; v += m_vs)
+ {
+ Cntnr cntnr;
+ for (size_t ins = 0; ins < v; ++ ins)
+ cntnr.insert((typename Cntnr::value_type)ins);
+
+ __gnu_pbds::test::detail::split_join_functor
+ fn(cntnr);
+
+ const double res =
+ __gnu_pbds::test::detail::timing_test_base::operator()(fn);
+ res_set_fmt.add_res(v, res);
+ }
+ }
+ } // namespace test
+} // namespace __gnu_pbds
+
+#endif
+