From 80198a358e7d2bc4b0fbe1d72974ab044bab8b1f Mon Sep 17 00:00:00 2001
From: Matthias Maier <maier@tamu.edu>
Date: Tue, 20 Jun 2023 10:31:55 -0500
Subject: [PATCH] Test gmsh/gmsh_api*: add MPI_InitFinalize which is necessary
 if gmsh was built with MPI support

---
 tests/gmsh/gmsh_api_01.cc | 4 +++-
 tests/gmsh/gmsh_api_02.cc | 4 +++-
 tests/gmsh/gmsh_api_03.cc | 4 +++-
 tests/gmsh/gmsh_api_04.cc | 4 +++-
 tests/gmsh/gmsh_api_05.cc | 4 +++-
 5 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/tests/gmsh/gmsh_api_01.cc b/tests/gmsh/gmsh_api_01.cc
index e092c79965..a08b15ef02 100644
--- a/tests/gmsh/gmsh_api_01.cc
+++ b/tests/gmsh/gmsh_api_01.cc
@@ -22,8 +22,10 @@
 #include "../tests.h"
 
 int
-main()
+main(int argc, char **argv)
 {
+  // gmsh might be build with mpi support enabled.
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
   initlog();
 
   const unsigned int dim      = 2;
diff --git a/tests/gmsh/gmsh_api_02.cc b/tests/gmsh/gmsh_api_02.cc
index c1b4bfc107..37956a933b 100644
--- a/tests/gmsh/gmsh_api_02.cc
+++ b/tests/gmsh/gmsh_api_02.cc
@@ -41,8 +41,10 @@ test(const std::uint8_t kind, const std::string out = "")
 }
 
 int
-main()
+main(int argc, char **argv)
 {
+  // gmsh might be build with mpi support enabled.
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
   initlog();
 
   // Generate and print all reference cells
diff --git a/tests/gmsh/gmsh_api_03.cc b/tests/gmsh/gmsh_api_03.cc
index af2483b5fd..56a384dda5 100644
--- a/tests/gmsh/gmsh_api_03.cc
+++ b/tests/gmsh/gmsh_api_03.cc
@@ -44,8 +44,10 @@ test(const Triangulation<dim, spacedim> &tria)
 
 
 int
-main()
+main(int argc, char **argv)
 {
+  // gmsh might be build with mpi support enabled.
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
   initlog();
   {
     Triangulation<2> tria;
diff --git a/tests/gmsh/gmsh_api_04.cc b/tests/gmsh/gmsh_api_04.cc
index 5483b69d14..816db05ec0 100644
--- a/tests/gmsh/gmsh_api_04.cc
+++ b/tests/gmsh/gmsh_api_04.cc
@@ -55,8 +55,10 @@ test(const std::uint8_t kind, const std::string out = "")
 }
 
 int
-main()
+main(int argc, char **argv)
 {
+  // gmsh might be build with mpi support enabled.
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
   initlog();
 
   // Generate and print all reference cells
diff --git a/tests/gmsh/gmsh_api_05.cc b/tests/gmsh/gmsh_api_05.cc
index d653407413..955b83b222 100644
--- a/tests/gmsh/gmsh_api_05.cc
+++ b/tests/gmsh/gmsh_api_05.cc
@@ -50,8 +50,10 @@ test()
 }
 
 int
-main()
+main(int argc, char **argv)
 {
+  // gmsh might be build with mpi support enabled.
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
   initlog();
 
   // Generate and print all hypercubes in all dimension combinations
-- 
2.39.5