pdns/test-sholder_hh.cc

   1 #define BOOST_TEST_DYN_LINK
   2 #define BOOST_TEST_NO_MAIN
   3
   4 #include <boost/test/unit_test.hpp>
   5 #include "sholder.hh"
   6 #include <thread>
   7
   8 using std::string;
   9
  10 struct TestObject
  11 {
  12   string name;
  13   uint64_t number;
  14 };
  15
  16 static GlobalStateHolder<TestObject> g_to;
  17 std::atomic<bool> g_failed;
  18
  19 BOOST_AUTO_TEST_SUITE(test_sholder_hh)
  20
  21 void treader()
  22 {
  23   auto local = g_to.getLocal();
  24   for(int n=0; n < 10000000; ++n) {
  25     auto g = *local;
  26     if(g.name != std::to_string(g.number)) {
  27       g_failed=1;
  28       break;
  29     }
  30   }
  31 }
  32
  33 BOOST_AUTO_TEST_CASE(test_sholder) {
  34   g_to.setState({"1", 1});
  35
  36   std::thread t1(treader);
  37   for(unsigned int n=0; n < 1000000; ++n) {
  38     g_to.setState({std::to_string(n), n});
  39     g_to.modify([n](TestObject& to) { to.number = 2*n; to.name=std::to_string(to.number);} );
  40   }
  41   t1.join();
  42   BOOST_CHECK_EQUAL(g_failed, 0);
  43 }
  44
  45
  46 BOOST_AUTO_TEST_SUITE_END()
  47