ceph/src/boost/libs/scope_exit/test/native_this.cpp

   1
   2 // Copyright (C) 2006-2009, 2012 Alexander Nasonov
   3 // Copyright (C) 2012 Lorenzo Caminiti
   4 // Distributed under the Boost Software License, Version 1.0
   5 // (see accompanying file LICENSE_1_0.txt or a copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7 // Home at http://www.boost.org/libs/scope_exit
   8
   9 #include <boost/scope_exit.hpp>
  10 #include <boost/config.hpp>
  11 #include <boost/typeof/typeof.hpp>
  12 #include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()
  13 #include <boost/detail/lightweight_test.hpp>
  14
  15 struct this_tester;
  16 BOOST_TYPEOF_REGISTER_TYPE(this_tester) // Register before `this_` capture.
  17
  18 struct this_tester {
  19     void check(void) {
  20         value_ = -1;
  21
  22         BOOST_SCOPE_EXIT( (this_) ) {
  23             BOOST_TEST(this_->value_ == 0);
  24         } BOOST_SCOPE_EXIT_END
  25
  26 #ifndef BOOST_NO_CXX11_LAMBDAS
  27         BOOST_SCOPE_EXIT_ALL(&, this) {
  28             BOOST_TEST(this->value_ == 0);
  29         };
  30 #endif // lambdas
  31
  32         value_ = 0;
  33     }
  34
  35 private:
  36     int value_;
  37 };
  38
  39 int main(void) {
  40     this_tester().check();
  41     return boost::report_errors();
  42 }
  43