old_contents: import itertools
  from dune.xt.codegen import typeid_to_typedef_name, la_backends
  
  grids = ['Yasp2Grid']
  try:
      if cache['dune-alugrid']:
          pass
          # 'AluConform2dGridType', diabled due to https://gitlab.dune-project.org/extensions/dune-alugrid/issues/17
  except KeyError:
      pass
  casenames = ['AO2013TestCase', 'ER2007TestCase', 'ESV2007TestCase', 'MixedBoundaryTestCase']
  try:
      if bool(cache['DXT_ENABLE_LARGE_TESTS']):
          casenames.append('Spe10Model1TestCase')
  except KeyError:
      pass
  
  space_backends = ['fem', 'pdelab']
  
  testcases = ['Dune::GDT::LinearElliptic::{}<{}>'.format(c, g) for c, g in itertools.product(casenames, grids)]
  
  def filter(casename):
      if 'Spe10Model1TestCase' not in casename:
          return True
      return 'YaspGrid' in casename
  permutations = itertools.product(testcases, space_backends, la_backends(cache))
  permutations = [(t, s, l, typeid_to_typedef_name('{}_{}_{}'.format(t, s, l))) for t, s, l in permutations if filter(t)]
  
new_contents: import itertools
  from dune.xt.codegen import typeid_to_typedef_name, la_backends
  
  grids = ['Yasp2Grid']
  try:
      if cache['dune-alugrid']:
          grids.append('AluSimplex2dGridType')
          # 'AluConform2dGridType', diabled due to https://gitlab.dune-project.org/extensions/dune-alugrid/issues/17
  except KeyError:
      pass
  casenames = ['AO2013TestCase', 'ER2007TestCase', 'ESV2007TestCase', 'MixedBoundaryTestCase']
  try:
      if bool(cache['DXT_ENABLE_LARGE_TESTS']):
          casenames.append('Spe10Model1TestCase')
  except KeyError:
      pass
  
  space_backends = ['fem', 'pdelab']
  
  testcases = ['Dune::GDT::LinearElliptic::{}<{}>'.format(c, g) for c, g in itertools.product(casenames, grids)]
  
  def filter(casename):
      if 'Spe10Model1TestCase' not in casename:
          return True
      return 'YaspGrid' in casename
  permutations = itertools.product(testcases, space_backends, la_backends(cache))
  permutations = [(t, s, l, typeid_to_typedef_name('{}_{}_{}'.format(t, s, l))) for t, s, l in permutations if filter(t)]
  
subject: add AluSimplex2dGridType