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Add (downstream) test to assess if the MPI rank was saved correctly in a Trixi parallel simulation #100

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@amrueda amrueda commented Nov 18, 2024

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@amrueda amrueda marked this pull request as draft November 19, 2024 08:41
Comment on lines +111 to +113
mpiexec() do cmd
run(`$cmd -n 2 $(Base.julia_cmd()) --threads=1 --project=@. -e 'using Trixi; trixi_include(@__MODULE__, joinpath(examples_dir(), "p4est_3d_dgsem", "elixir_mhd_alfven_wave_nonconforming.jl"), trees_per_dimension=(1, 1, 1), maxiters=4)'`)
end
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What would be the right way to run Trixi in parallel from a Trixi2Vtk test, @sloede?
I'm getting the error:

ERROR: ERROR: ArgumentError: Package Trixi [a7f1ee26-1774-49b1-8366-f1abc58fbfcb] is required but does not seem to be installed:

... And I don't know how to fix it.

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I haven't checked, but is this the same way we run the MPI tests in Trixi.jl?

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