1 files changed, 108 insertions, 0 deletions
diff --git a/test/test_global.cpp b/test/test_global.cpp
new file mode 100644
index 0000000..90f86c6
--- /dev/null
+++ b/test/test_global.cpp
@@ -0,0 +1,108 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * Copyright (c) 2021 Kohei Yoshida
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ ************************************************************************/
+
+#include "test_global.hpp" // This must be the first header to be included.
+
+#include <cstring>
+#include <chrono>
+
+cmd_options::cmd_options() : test_func(false), test_perf(false)
+{}
+
+bool parse_cmd_options(int argc, char** argv, cmd_options& opt)
+{
+    using namespace std;
+
+    if (argc > 1)
+    {
+        for (int i = 1; i < argc; ++i)
+        {
+            if (!strncmp(argv[i], "func", 4))
+                opt.test_func = true;
+            else if (!strncmp(argv[i], "perf", 4))
+                opt.test_perf = true;
+            else
+            {
+                cout << "unknown argument: " << argv[i] << endl;
+                return false;
+            }
+        }
+    }
+    else
+        opt.test_func = true;
+
+    return true;
+}
+
+double get_current_time()
+{
+    uint64_t usec_since_epoch =
+        std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now().time_since_epoch())
+            .count();
+
+    return usec_since_epoch / 1000000.0;
+}
+
+stack_watch::stack_watch() : m_start_time(get_current_time())
+{}
+
+void stack_watch::reset()
+{
+    m_start_time = get_current_time();
+}
+
+double stack_watch::get_duration() const
+{
+    return get_current_time() - m_start_time;
+}
+
+stack_printer::stack_printer(const char* msg) : m_msg(msg)
+{
+    std::cout << m_msg << ": --begin" << std::endl;
+    m_start_time = get_current_time();
+}
+
+stack_printer::stack_printer(std::string msg) : m_msg(std::move(msg))
+{
+    std::cout << m_msg << ": --begin" << std::endl;
+    m_start_time = get_current_time();
+}
+
+stack_printer::~stack_printer()
+{
+    double end_time = get_current_time();
+    std::cout << m_msg << ": --end (duration: " << (end_time - m_start_time) << " sec)" << std::endl;
+}
+
+void stack_printer::print_time(int line) const
+{
+    double end_time = get_current_time();
+    std::cout << m_msg << ": --(" << line << ") (duration: " << (end_time - m_start_time) << " sec)" << std::endl;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */