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/CdbBdbTests/CdbBdbTestIterator.cc

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/// The implementation of the CdbBdbTestIterator class.
/**
  * @see CdbBdbTestIterator
  */

#include "CdbBdbTests/CdbBdbTestIterator.hh"
#include "CdbBase/CdbPathNameItr.hh"

#include <assert.h>

/// This is the generic solution for the test
///
template < class T >
void
CdbBdbTestIterator<T>::exerciseIterator( )
{
  // Check default constructor for the iterator and compatibility
  // with the base type.

    T                          itr;
    typename T::InterfaceType& ifaceItr = itr;

  // Check constructors and assignment operators

    T itr1( itr );
    T itr2( 0 );
    T itr3 = itr;
//    T itr4 = 0;

  // Check the cloning. This operation should return non 0 pointer.

    typename T::InterfaceType* ifaceItrPtr = itr.clone( );
    assert( 0 != ifaceItrPtr );

  // Check the iterator interface
  //
  // Note, that these tests are done against the base interface of
  // the iterator instead of its concrete instance.

    CdbStatus status = ifaceItr.reset( );
    assert( CdbStatus::Error == status );

    bool nextIsOk = ifaceItr.next( );
    assert( false == nextIsOk );

    bool isValid = ifaceItr.isValid( );
    assert( false == isValid );

    if( isValid ) {

      // The following code, which msut never be executed, will compile but will
      // crash because the iterator's context is not setup yet.

        typename T::ValueType value = ifaceItr.value( );

        assert( 0 );
    }
}

/// This is a specialized solution for specified class
/// whose interface differs from others.
template <>
void
CdbBdbTestIterator<CdbPathNameItr>::exerciseIterator( )
{
  // Check default constructor for the iterator and compatibility
  // with the base type.

    CdbPathNameItr                 itr;
    CdbPathNameItr::InterfaceType& ifaceItr = itr;

  // Check constructors and assignment operators

    CdbPathNameItr itr1( itr );
    CdbPathNameItr itr3 = itr;

  // Check the cloning. This operation should return non 0 pointer.

    CdbPathNameItr::InterfaceType* ifaceItrPtr = itr.clone( );
    assert( 0 != ifaceItrPtr );

  // Check the iterator interface
  //
  // Note, that these tests are done against the base interface of
  // the iterator instead of its concrete instance.

    CdbStatus status = ifaceItr.reset( );
    assert( CdbStatus::Error == status );

    bool nextIsOk = ifaceItr.next( );
    assert( false == nextIsOk );

    bool isValid = ifaceItr.isValid( );
    assert( false == isValid );

    if( isValid ) {

      // The following code, which msut never be executed, will compile but will
      // crash because the iterator's context is not setup yet.

        CdbPathNameItr::ValueType value = ifaceItr.value( );

        assert( 0 );
    }
}

/////////////////
// End Of File //
/////////////////

 

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Last Update: October 04, 2002