3 // Use, modification and distribution is subject to the Boost Software
5 // http://www.boost.org/LICENSE_1_0.txt)
8 #include <boost/mpi/collectives/gather.hpp>
9 #include <boost/mpi/collectives/gatherv.hpp>
10 #include <boost/mpi/communicator.hpp>
11 #include <boost/mpi/environment.hpp>
13 #include <boost/serialization/string.hpp>
14 #include <boost/serialization/list.hpp>
15 #include <boost/iterator/counting_iterator.hpp>
16 #include <boost/lexical_cast.hpp>
19 #include <boost/test/included/unit_test.hpp>
21 using boost::mpi::communicator;
26             const char* kind, int root = -1)  in gather_test()  argument
31   if (root == -1) {  in gather_test()
32     for (root = 0; root < comm.size(); ++root)  in gather_test()
33       gather_test(comm, generator, kind, root);  in gather_test()
35     using boost::mpi::gather;  in gather_test()
38     if (comm.rank() == root) {  in gather_test()
39       std::cout << "Gathering " << kind << " from root "  in gather_test()
40                 << root << "..." << std::endl;  in gather_test()
43     gather(comm, value, values, root);  in gather_test()
45     if (comm.rank() == root) {  in gather_test()
62              const char* kind, int root = -1)  in gatherv_test()  argument
66   if (root == -1) {  in gatherv_test()
67     for (root = 0; root < comm.size(); ++root)  in gatherv_test()
68       gatherv_test(comm, generator, kind, root);  in gatherv_test()
70     using boost::mpi::gatherv;  in gatherv_test()
78     if (comm.rank() == root) {  in gatherv_test()
84       std::cout << "Gatheringv " << kind << " from root "  in gatherv_test()
85                 << root << "..." << std::endl;  in gatherv_test()
87       gatherv(comm, myvalues, &values[0], sizes, root);  in gatherv_test()
96       gatherv(comm, myvalues, root);  in gatherv_test()
129     std::string result = boost::lexical_cast<std::string>(p);  in operator ()()
144       std::string value = boost::lexical_cast<std::string>(i);  in operator ()()
153   boost::mpi::environment env;  in BOOST_AUTO_TEST_CASE()