Generalize constraints on MPI rank counts for tests

[alexxy/gromacs.git] / src / gromacs / utility / tests / CMakeLists.txt

diff --git a/src/gromacs/utility/tests/CMakeLists.txt b/src/gromacs/utility/tests/CMakeLists.txt
index 142d4c19848f44455940b7bee976c16a93c01e33..d2a35adda283bab249f93a31be15eee09d1446ee 100644 (file)
--- a/src/gromacs/utility/tests/CMakeLists.txt
+++ b/src/gromacs/utility/tests/CMakeLists.txt
@@ -63,7 +63,7 @@ gmx_add_unit_test(UtilityUnitTests utility-test
 # TODO: Explicitly link specific modules.
 target_link_libraries(utility-test PRIVATE legacy_modules)
 
-gmx_add_mpi_unit_test(UtilityMpiUnitTests utility-mpi-test 4
+gmx_add_mpi_unit_test(UtilityMpiUnitTests utility-mpi-test 2
     CPP_SOURCE_FILES
         physicalnodecommunicator_mpi.cpp
         )