[test][common] Use Dumux::initialize

test/common/functions/test_function_l2norm.cc

@@ -10,6 +10,7 @@
 #include <dune/functions/gridfunctions/discreteglobalbasisfunction.hh>
 
 #include <dumux/common/parameters.hh>
+#include <dumux/common/initialize.hh>
 #include <dumux/common/integrate.hh>
 #include <dumux/multidomain/glue.hh>
 #include <dumux/discretization/projection/projector.hh>
@@ -19,8 +20,8 @@
 
 int main (int argc, char *argv[])
 {
-    // maybe initialize mpi
-    Dune::MPIHelper::instance(argc, argv);
+    // maybe initialize MPI and/or multithreading backend
+    Dumux::initialize(argc, argv);
 
     // initialize parameters
     Dumux::Parameters::init([](auto& p){

test/common/parameters/test_loggingparametertree.cc

 #include <config.h>
 #include <iostream>
 
-#include <dune/common/parallel/mpihelper.hh>
 #include <dune/common/exceptions.hh>
 
+#include <dumux/common/initialize.hh>
 #include <dumux/common/parameters.hh>
 
 int main (int argc, char *argv[])
 {
     using namespace Dumux;
 
-    // maybe initialize mpi
-    Dune::MPIHelper::instance(argc, argv);
+    // maybe initialize MPI and/or multithreading backend
+    initialize(argc, argv);
 
     // initialize parameter tree
     Parameters::init(argc, argv, "params.input");

test/common/spline/test_cubicspline.cc

@@ -28,7 +28,7 @@
 #include <functional>
 
 #include <dune/common/exceptions.hh>
-#include <dune/common/parallel/mpihelper.hh>
+#include <dumux/common/initialize.hh>
 #include <dumux/common/math.hh>
 #include <dumux/common/cubicspline.hh>
 #include <dumux/io/gnuplotinterface.hh>
@@ -43,7 +43,8 @@ std::vector<double> eval(const Function& f, const std::vector<double>& x)
 
 int main(int argc, char** argv)
 {
-    Dune::MPIHelper::instance(argc, argv);
+    // maybe initialize MPI and/or multithreading backend
+    Dumux::initialize(argc, argv);
 
     // we test the spline interpolation against a sample function
     const auto f = [](double x){ return 1.0 / ( 1.0 + x*x ); };

test/common/spline/test_monotonecubicspline.cc

@@ -28,7 +28,7 @@
 #include <functional>
 
 #include <dune/common/exceptions.hh>
-#include <dune/common/parallel/mpihelper.hh>
+#include <dumux/common/initialize.hh>
 #include <dumux/common/math.hh>
 #include <dumux/common/monotonecubicspline.hh>
 #include <dumux/io/gnuplotinterface.hh>
@@ -43,7 +43,8 @@ std::vector<double> eval(const Function& f, const std::vector<double>& x)
 
 int main(int argc, char** argv)
 {
-    Dune::MPIHelper::instance(argc, argv);
+    // maybe initialize MPI and/or multithreading backend
+    Dumux::initialize(argc, argv);
 
     const auto test = [](auto f, auto df, const auto& testPoints, const auto& samplePoints, const std::string& prefix)
     {

test/common/timeloop/test_timeloop.cc

@@ -10,11 +10,14 @@
 #include <dune/common/parallel/mpihelper.hh>
 #include <dune/common/exceptions.hh>
 
+#include <dumux/common/initialize.hh>
 #include <dumux/common/timeloop.hh>
 
 int main(int argc, char* argv[])
 {
-    const auto& mpiHelper = Dune::MPIHelper::instance(argc, argv);
+    // maybe initialize MPI and/or multithreading backend
+    Dumux::initialize(argc, argv);
+    const auto& mpiHelper = Dune::MPIHelper::instance();
 
     //! Standard time loop
     double tStart = 0; double tEnd = 1; double dt = 0.1;