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//      Teko: A package for block and physics based preconditioning
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#ifndef __tSIMPLEPreconditionerFactory_tpetra_hpp__
#define __tSIMPLEPreconditionerFactory_tpetra_hpp__

// Thyra includes
#include "Thyra_LinearOpBase.hpp"

#include <string>

#include "Test_Utils.hpp"
#include "Teko_InverseFactory.hpp"

#include "Teko_Utilities.hpp"

namespace Teko {
namespace Test {

class tSIMPLEPreconditionerFactory_tpetra : public UnitTest {
public:
   virtual ~tSIMPLEPreconditionerFactory_tpetra() {}

   virtual void initializeTest();
   virtual int runTest(int verbosity,std::ostream & stdstrm,std::ostream & failstrm,int & totalrun);
   virtual bool isParallel() const { return false; }

   bool test_createPrec(int verbosity,std::ostream & os);
   bool test_initializePrec(int verbosity,std::ostream & os,int use_blocking);
   bool test_uninitializePrec(int verbosity,std::ostream & os);
   bool test_isCompatable(int verbosity,std::ostream & os);

   // non-member tests
   bool test_result(int verbosity,std::ostream & os,int use_blocking);
   bool test_identity(int verbosity,std::ostream & os);
   bool test_diagonal(int verbosity,std::ostream & os,int use_blocking);

protected:
   // some simple matrix subblocks
   Teuchos::RCP<const Thyra::LinearOpBase<ST> > A_; 
   Teuchos::RCP<const Thyra::LinearOpBase<ST> > F_; 
   Teuchos::RCP<const Thyra::LinearOpBase<ST> > B_; 
   Teuchos::RCP<const Thyra::LinearOpBase<ST> > Bt_; 
   Teuchos::RCP<const Thyra::LinearOpBase<ST> > C_; 

   Teuchos::RCP<InverseFactory> invF_; 
   Teuchos::RCP<InverseFactory> invS_; 
   Teuchos::RCP<const Teuchos::Comm<int> > comm;

   // For block diagonal version
   Teuchos::ArrayRCP<GO> block_starts_;
   Teuchos::ArrayRCP<GO> block_gids_;

   double tolerance_;
};

} // end namespace Tests
} // end namespace Teko

#endif
