public void LastOneCantSolve()
{
solver = new OneLeftSolver();
bool solvedIt = solver.SolveCell(puzzle, 3, 0);
Assert.IsFalse(solvedIt);
}
public void LastOneRow()
{
solver = new OneLeftSolver();
bool solvedIt = solver.SolveCell(puzzle, 0, 2);
Assert.IsTrue(solvedIt);
Assert.AreEqual(puzzle.Cells[0, 2].Value, '3');
}
public void LastOneColumn()
{
solver = new OneLeftSolver();
bool solvedIt = solver.SolveCell(puzzle, 2, 3);
Assert.IsTrue(solvedIt);
Assert.AreEqual(puzzle.Cells[2, 3].Value, '4');
}
public void LastOneBox()
{
solver = new OneLeftSolver();
bool solvedIt = solver.SolveCell(puzzle, 1, 0);
Assert.IsTrue(solvedIt);
Assert.AreEqual(puzzle.Cells[1, 0].Value, '1');
}
public void DepthFirstSolve()
{
solver = new DepthFirstSolver();
bool solvedIt = solver.SolveCell(puzzle, 0, 0);
Assert.IsTrue(solvedIt);
Assert.IsTrue(solver.IsSolved(puzzle));
}
public void DepthFirstCantSolve()
{
solver = new DepthFirstSolver();
puzzle.Cells[0, 2].Value = '4';
bool solvedIt = solver.SolveCell(puzzle, 0, 0);
Assert.IsFalse(solvedIt);
}