runtests.jl

using Test
using MPI: mpiexec

# run tests on Travis CI in parallel
const TRIXI_TEST = get(ENV, "TRIXI_TEST", "all")
const TRIXI_MPI_NPROCS = clamp(Sys.CPU_THREADS, 2, 3)
const TRIXI_NTHREADS   = clamp(Sys.CPU_THREADS, 2, 3)

@time @testset "Trixi.jl tests" begin
  # This is placed first since tests error out otherwise if `TRIXI_TEST == "all"`,
  # at least on some systems.
  @time if TRIXI_TEST == "all" || TRIXI_TEST == "mpi"
    # Do a dummy `@test true`:
    # If the process errors out the testset would error out as well,
    # cf. https://github.com/JuliaParallel/MPI.jl/pull/391
    @test true

    # There are spurious test failures of Trixi.jl with MPI on Windows, see
    # https://github.com/trixi-framework/Trixi.jl/issues/901
    # To reduce their impact, we do not test MPI with coverage on Windows.
    # This reduces the chance to hit a speurious test failure by one half.
    cmd = string(Base.julia_cmd())
    coverage = occursin("--code-coverage", cmd) && !occursin("--code-coverage=none", cmd)
    if !(coverage && Sys.iswindows())
      mpiexec() do cmd
        run(`$cmd -n $TRIXI_MPI_NPROCS $(Base.julia_cmd()) --threads=1 --check-bounds=yes $(abspath("test_mpi.jl"))`)
      end
    end
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "threaded"
    # Do a dummy `@test true`:
    # If the process errors out the testset would error out as well,
    # cf. https://github.com/JuliaParallel/MPI.jl/pull/391
    @test true

    run(`$(Base.julia_cmd()) --threads=$TRIXI_NTHREADS --check-bounds=yes --code-coverage=none $(abspath("test_threaded.jl"))`)
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part1"
    include("test_tree_1d.jl")
    include("test_tree_2d_part1.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part2"
    include("test_tree_2d_part2.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part3"
    include("test_tree_2d_part3.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part4"
    include("test_tree_3d_part1.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part5"
    include("test_tree_3d_part2.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "tree_part6"
    include("test_tree_3d_part3.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "structured"
    include("test_structured_1d.jl")
    include("test_structured_2d.jl")
    include("test_structured_3d.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "p4est_part1"
    include("test_p4est_2d.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "p4est_part2"
    include("test_p4est_3d.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "unstructured_dgmulti"
    include("test_unstructured_2d.jl")
    include("test_dgmulti_1d.jl")
    include("test_dgmulti_2d.jl")
    include("test_dgmulti_3d.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "misc_part1"
    include("test_unit.jl")
    include("test_visualization.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "misc_part2"
    include("test_special_elixirs.jl")
    include("test_performance_specializations.jl")
  end

  @time if TRIXI_TEST == "all" || TRIXI_TEST == "paper_self_gravitating_gas_dynamics"
    include("test_paper_self_gravitating_gas_dynamics.jl")
  end
end