public bool Test(bool a_all)
{
if (m_after == null)
{
return(false);
}
if (m_solution == null)
{
return(false);
}
SudokuSolutionNode node = SudokuSolutionNode.CreateRoot(m_before);
if (a_all)
{
node.StepAll();
}
else
{
node.Step(m_solution.Type);
}
SudokuSolutionNode solved_node = node.Nodes.FirstOrDefault(n => n.Solution.Equals(m_solution));
if (solved_node == null)
{
return(false);
}
return(m_after.Equals(solved_node.NextBoard));
}
public override bool Equals(object a_obj)
{
if (a_obj == null)
{
return(false);
}
if (ReferenceEquals(this, a_obj))
{
return(true);
}
SudokuSolutionNode node = a_obj as SudokuSolutionNode;
if (node == null)
{
return(false);
}
if (m_state != node.m_state)
{
return(false);
}
if (!m_board.Equals(node.m_board))
{
return(false);
}
if ((m_solution == null) && (node.m_solution == null))
{
return(true);
}
if ((m_solution == null) ^ (node.m_solution == null))
{
return(false);
}
if (m_solution.Equals(node.m_solution))
{
return(true);
}
return(false);
}
public override bool Equals(object a_obj)
{
if (a_obj == null)
{
return(false);
}
if (ReferenceEquals(this, a_obj))
{
return(true);
}
SudokuIntermediateSolution intermediate_solution = a_obj as SudokuIntermediateSolution;
if (intermediate_solution == null)
{
return(false);
}
return(m_before.Equals(intermediate_solution.m_before) &&
m_after.Equals(intermediate_solution.m_after) &&
m_solution.Equals(intermediate_solution.m_solution));
}
