text: 
  ##############################################################################
  #
  # Copyright (c) 2003-2018 by The University of Queensland
  # http://www.uq.edu.au
  #
  # Primary Business: Queensland, Australia
  # Licensed under the Apache License, version 2.0
  # http://www.apache.org/licenses/LICENSE-2.0
  #
  # Development until 2012 by Earth Systems Science Computational Center (ESSCC)
  # Development 2012-2013 by School of Earth Sciences
  # Development from 2014 by Centre for Geoscience Computing (GeoComp)
  #
  ##############################################################################
  
  from __future__ import print_function, division
  
  __copyright__="""Copyright (c) 2003-2018 by The University of Queensland
  http://www.uq.edu.au
  Primary Business: Queensland, Australia"""
  __license__="""Licensed under the Open Software License version 3.0
  http://www.opensource.org/licenses/osl-3.0.php"""
  __url__="https://launchpad.net/escript-finley"
  
  """
  Test suite for PDE solvers on ripley
  """
  
  from test_simplesolve import SimpleSolveTestCase
  import esys.escriptcore.utestselect as unittest
  from esys.escriptcore.testing import *
  
  from esys.escript import getMPISizeWorld, hasFeature, sqrt
  from esys.ripley import MultiResolutionDomain
  from esys.escript.linearPDEs import SolverOptions
  
  SOLVER="mkl"
  HAVE_REQUESTED_SOLVER = hasFeature(SOLVER)
  
  # number of elements in the spatial directions
  NE0=10
  NE1=10
  NE2=9
  mpiSize=getMPISizeWorld()
  for x in [int(sqrt(mpiSize)),2,3,5,7,1]:
      NX=x
      NY=mpiSize//x
      if NX*NY == mpiSize:
          break
  
  for x in [(int(mpiSize**(1/3.)),int(mpiSize**(1/3.))),(2,3),(2,2),(1,2),(1,1)]:
      NXb=x[0]
      NYb=x[1]
      NZb=mpiSize//(x[0]*x[1])
      if NXb*NYb*NZb == mpiSize:
          break
  
  def Rectangle(**kwargs):
      m = MultiResolutionDomain(2, **kwargs)
      return m.getLevel(1)
  
  def Brick(**kwargs):
      m = MultiResolutionDomain(3, **kwargs)
      return m.getLevel(1)
      
  
  
  @unittest.skipIf(not HAVE_REQUESTED_SOLVER, "%s not available"%SOLVER)
  @unittest.skipIf(mpiSize > 1, "MKL runs on single rank only.")
  class Test_SimpleSolveMultiRes2D_MKL(SimpleSolveTestCase):
      def setUp(self):
          self.domain = Rectangle(n0=NE0*NX-1, n1=NE1*NY-1, d0=NX, d1=NY)
          self.package = SolverOptions.MKL
          self.method = SolverOptions.DIRECT
  
      def tearDown(self):
          del self.domain
          
  @unittest.skipIf(not HAVE_REQUESTED_SOLVER, "%s not available"%SOLVER)
  @unittest.skipIf(mpiSize > 1, "MKL runs on single rank only.")
  class Test_SimpleSolveMultiRes3D_MKL(SimpleSolveTestCase):
      def setUp(self):
          self.domain = Brick(n0=NE0*NXb-1, n1=NE1*NYb-1, n2=NE2*NZb-1, d0=NXb, d1=NYb, d2=NZb)
          self.package = SolverOptions.MKL
          self.method = SolverOptions.DIRECT
  
      def tearDown(self):
          del self.domain
  