[Boost-commit] svn:boost r81097 - trunk/libs/thread/test

Subject: [Boost-commit] svn:boost r81097 - trunk/libs/thread/test
From: vicente.botet_at_[hidden]
Date: 2012-10-29 08:37:54

Author: viboes
Date: 2012-10-29 08:37:53 EDT (Mon, 29 Oct 2012)
New Revision: 81097
URL: http://svn.boost.org/trac/boost/changeset/81097

Log:
Thread: Added test for #7571
Added:
   trunk/libs/thread/test/test_7571.cpp   (contents, props changed)

Added: trunk/libs/thread/test/test_7571.cpp
==============================================================================
--- (empty file)
+++ trunk/libs/thread/test/test_7571.cpp	2012-10-29 08:37:53 EDT (Mon, 29 Oct 2012)
@@ -0,0 +1,93 @@
+// Copyright (C) 2012 Vicente Botet
+//
+//  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)
+
+#define BOOST_THREAD_VERSION 2
+
+#include <boost/date_time.hpp>
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/thread.hpp>
+#include <iostream>
+
+// Number should be big enough to allow context switch between threads, otherwise the bug doesn't show.
+static int MAX_COUNTS;
+
+class ItemKeeper {
+
+public:
+  ItemKeeper() { }
+
+  void doSomething() {
+    boost::mutex::scoped_lock scoped_lock(mutex);
+    int counts = MAX_COUNTS;
+    while (counts--);
+  }
+
+private:
+  boost::mutex mutex;
+};
+
+ItemKeeper itemKeeper;
+
+int MAX_ITERATIONS(5);
+
+void threadFunc(int invokerID, bool& exceptionOccurred) {
+  try {
+    for (int i = 0; i < MAX_ITERATIONS; i++) {
+      std::cout <<  "Thread " << invokerID << ", iteration " << i << std::endl;
+      itemKeeper.doSomething();
+    }
+  } catch (...) {
+    exceptionOccurred = true;
+  }
+}
+
+
+int main(int argc, char* argv[]) {
+  if (argc < 2) {
+    MAX_COUNTS = 5000000;
+  } else {
+    std::string valueStr(argv[1]);
+    bool has_only_digits = (valueStr.find_first_not_of( "0123456789" ) == std::string::npos);
+    if (has_only_digits) {
+      std::istringstream aStream(valueStr);
+      aStream >> MAX_COUNTS;
+    } else {
+      std::cerr << "Argument should be an integer\n";
+      return 1;
+    }
+  }
+
+  bool exceptionOccurred1(false);
+  bool exceptionOccurred2(false);
+
+  boost::thread thread1(threadFunc, 1, boost::ref(exceptionOccurred1));
+  boost::thread thread2(threadFunc, 2, boost::ref(exceptionOccurred2));
+
+  boost::posix_time::time_duration timeout = boost::posix_time::milliseconds(10000*100);
+
+  bool deadlockOccured(false);
+  //thread1.join();
+  //thread2.join();
+
+  if (!thread1.timed_join(timeout)) {
+    deadlockOccured = true;
+    thread1.interrupt();
+  }
+  if (!thread2.timed_join(timeout)) {
+    deadlockOccured = true;
+    thread2.interrupt();
+  }
+
+  if (deadlockOccured) {
+    std::cout << "Deadlock occurred\n";
+    return 1;
+  }
+  if (exceptionOccurred1 || exceptionOccurred2) {
+    std::cout << "Exception occurred\n";
+    return 1;
+  }
+  return 0;
+}
+