From 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 20:24:20 +0200
Subject: Adding upstream version 14.2.21.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/boost/libs/thread/test/test_scheduled_tp.cpp | 97 ++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 src/boost/libs/thread/test/test_scheduled_tp.cpp

(limited to 'src/boost/libs/thread/test/test_scheduled_tp.cpp')

diff --git a/src/boost/libs/thread/test/test_scheduled_tp.cpp b/src/boost/libs/thread/test/test_scheduled_tp.cpp
new file mode 100644
index 00000000..7b7a2a12
--- /dev/null
+++ b/src/boost/libs/thread/test/test_scheduled_tp.cpp
@@ -0,0 +1,97 @@
+// Copyright (C) 2014 Ian Forbed
+// Copyright (C) 2014 Vicente J. Botet Escriba
+//
+//  Distributed under 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/config.hpp>
+#if ! defined  BOOST_NO_CXX11_DECLTYPE
+#define BOOST_RESULT_OF_USE_DECLTYPE
+#endif
+
+#define BOOST_THREAD_VERSION 4
+#define BOOST_THREAD_PROVIDES_EXECUTORS
+
+#include <boost/bind.hpp>
+#include <boost/chrono.hpp>
+#include <boost/chrono/chrono_io.hpp>
+#include <boost/function.hpp>
+#include <boost/thread/executors/scheduled_thread_pool.hpp>
+#include <iostream>
+
+#include <boost/core/lightweight_test.hpp>
+
+using namespace boost::chrono;
+
+typedef boost::scheduled_thread_pool scheduled_tp;
+
+void fn(int x)
+{
+  std::cout << x << std::endl;
+}
+
+void func(steady_clock::time_point pushed, steady_clock::duration dur)
+{
+    BOOST_TEST(pushed + dur < steady_clock::now());
+}
+void func2(scheduled_tp* tp, steady_clock::duration d)
+{
+  boost::function<void()> fn = boost::bind(func,steady_clock::now(),d);
+  tp->submit_after(fn, d);
+}
+
+
+
+void test_timing(const int n)
+{
+  //This function should take n seconds to execute.
+  boost::scheduled_thread_pool se(4);
+
+  for(int i = 1; i <= n; i++)
+  {
+    se.submit_after(boost::bind(fn,i), milliseconds(i*100));
+  }
+  boost::this_thread::sleep_for(boost::chrono::seconds(10));
+  //dtor is called here so all task will have to be executed before we return
+}
+
+void test_deque_timing()
+{
+    boost::scheduled_thread_pool se(4);
+    for(int i = 0; i < 10; i++)
+    {
+        steady_clock::duration d = milliseconds(i*100);
+        boost::function<void()> fn = boost::bind(func,steady_clock::now(),d);
+        se.submit_after(fn,d);
+    }
+}
+
+void test_deque_multi(const int n)
+{
+    scheduled_tp se(4);
+    boost::thread_group tg;
+    for(int i = 0; i < n; i++)
+    {
+        steady_clock::duration d = milliseconds(i*100);
+        //boost::function<void()> fn = boost::bind(func,steady_clock::now(),d);
+        //tg.create_thread(boost::bind(boost::mem_fn(&scheduled_tp::submit_after), &se, fn, d));
+        tg.create_thread(boost::bind(func2, &se, d));
+    }
+    tg.join_all();
+    //dtor is called here so execution will block until all the closures
+    //have been completed.
+}
+
+int main()
+{
+  steady_clock::time_point start = steady_clock::now();
+  test_timing(5);
+  steady_clock::duration diff = steady_clock::now() - start;
+  BOOST_TEST(diff > milliseconds(500));
+  test_deque_timing();
+  test_deque_multi(4);
+  test_deque_multi(8);
+  test_deque_multi(16);
+  return boost::report_errors();
+}
-- 
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