if get_option('build_tests') and get_option('build_examples')
  runtime_environment = environment()
  if (
    mfem_runtime_prefix != '' and dependency_prefix != '' and
    not wheel_carries_native_bundle
  )
    runtime_environment.prepend('PATH', dependency_prefix / 'bin')
    if host_machine.system() == 'darwin'
      runtime_environment.prepend('DYLD_LIBRARY_PATH', dependency_prefix / 'lib64')
      runtime_environment.prepend('DYLD_LIBRARY_PATH', dependency_prefix / 'lib')
    elif host_machine.system() != 'windows' and not is_wasm
      runtime_environment.prepend('LD_LIBRARY_PATH', dependency_prefix / 'lib64')
      runtime_environment.prepend('LD_LIBRARY_PATH', dependency_prefix / 'lib')
    endif
  endif
  if mfem_runtime_prefix != ''
    runtime_environment.prepend('PATH', mfem_runtime_prefix / 'bin')
    if host_machine.system() == 'darwin'
      runtime_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      runtime_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    elif host_machine.system() != 'windows' and not is_wasm
      runtime_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      runtime_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    endif
  endif

  test(
    'serial-poisson',
    serial_example,
    env: runtime_environment,
    timeout: 120,
  )

  if mfem_has_cuda
    test(
      'serial-poisson-cuda',
      serial_example,
      args: ['cuda'],
      env: runtime_environment,
      timeout: 120,
    )
  endif

  if mfem_has_mpi
    if mpi_launcher_from_dependency and not wheel_carries_native_bundle
      mpi_launcher_program = find_program(
        dependency_prefix / 'bin' / 'mpiexec',
        dependency_prefix / 'bin' / 'mpirun',
        required: true,
      )
      mpi_launcher = mpi_launcher_program.full_path()
    elif mfem_runtime_prefix != ''
      mpi_launcher = mfem_runtime_prefix / 'bin' / 'mpiexec'
    else
      mpi_launcher_program = find_program('mpiexec', 'mpirun', required: true)
      mpi_launcher = mpi_launcher_program.full_path()
    endif
    test(
      'parallel-hypre-boomeramg',
      python_build,
      args: [
        files('../tools/run_mpi_test.py'),
        '--launcher', mpi_launcher,
        '--processes', '2',
        parallel_example,
      ],
      env: runtime_environment,
      timeout: 180,
    )
    if mfem_has_cuda
      test(
        'parallel-hypre-boomeramg-cuda',
        python_build,
        args: [
          files('../tools/run_mpi_test.py'),
          '--launcher', mpi_launcher,
          '--processes', '2',
          parallel_example,
          'cuda',
        ],
        env: runtime_environment,
        timeout: 180,
      )
    endif
  endif
endif

if get_option('build_tests') and get_option('build_benchmarks')
  benchmark_smoke_environment = environment()
  benchmark_smoke_environment.set('OMP_NUM_THREADS', '1')
  benchmark_smoke_environment.set('OMP_DYNAMIC', 'FALSE')
  if (
    mfem_runtime_prefix != '' and dependency_prefix != '' and
    not wheel_carries_native_bundle
  )
    benchmark_smoke_environment.prepend('PATH', dependency_prefix / 'bin')
    if host_machine.system() == 'darwin'
      benchmark_smoke_environment.prepend('DYLD_LIBRARY_PATH', dependency_prefix / 'lib64')
      benchmark_smoke_environment.prepend('DYLD_LIBRARY_PATH', dependency_prefix / 'lib')
    elif host_machine.system() != 'windows' and not is_wasm
      benchmark_smoke_environment.prepend('LD_LIBRARY_PATH', dependency_prefix / 'lib64')
      benchmark_smoke_environment.prepend('LD_LIBRARY_PATH', dependency_prefix / 'lib')
    endif
  endif
  if mfem_runtime_prefix != ''
    benchmark_smoke_environment.prepend('PATH', mfem_runtime_prefix / 'bin')
    if host_machine.system() == 'darwin'
      benchmark_smoke_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      benchmark_smoke_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    elif host_machine.system() != 'windows'
      benchmark_smoke_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      benchmark_smoke_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    endif
  endif
  test(
    'backend-benchmark-smoke',
    python_build,
    args: [
      files('../tools/run_mpi_test.py'),
      '--launcher', benchmark_mpi_launcher,
      '--processes', '1',
      '--',
      benchmark_executable,
      '--device', 'cpu',
      '--mesh-n', '4',
      '--order', '2',
      '--applications', '2',
      '--minimum-apply-seconds', '0',
      '--warmup-applications', '1',
      '--relative-tolerance', '1e-6',
      '--max-iterations', '200',
      '--solve',
    ],
    depends: benchmark_executable,
    env: benchmark_smoke_environment,
    timeout: 180,
  )
endif

if get_option('build_tests') and get_option('build_python')
  python_test_environment = environment()
  python_test_environment.prepend('PYTHONPATH', python_extension_dir)
  if mfem_runtime_prefix != ''
    if host_machine.system() == 'darwin'
      python_test_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      python_test_environment.prepend('DYLD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    elif host_machine.system() != 'windows'
      python_test_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib64')
      python_test_environment.prepend('LD_LIBRARY_PATH', mfem_runtime_prefix / 'lib')
    endif
  endif
  test(
    'python-nanobind',
    python_build,
    args: [
      '-c',
      'import _core; assert _core.serial_poisson_dofs(3, 1) > 0; assert _core.capabilities()["hypre"] == _core.capabilities()["mpi"]',
    ],
    depends: python_extension,
    env: python_test_environment,
    timeout: 120,
  )
endif