/// <summary>
/// Restore previously state of PlayField.Instance
/// </summary>
/// <param name="memento"></param>
public void LoadMemento(MementoField memento)
{
if (memento == null)
{
throw new ArgumentNullException("Error: loaded memento object cannot be null!");
}
this.cells = this.CloneToMultiDimArray(memento.ZeroBasedPlayField, memento.FieldDimension);
}
public void SaveMethodCannotReturnMementoWithNullZeroBaseArray()
{
Playfield testField = Playfield.Instance;
testField.SetFieldSize(5);
testField.InitializeEmptyField();
testField.PlaceMines();
MementoField memento = new MementoField();
memento = testField.SaveMemento();
Assert.IsNotNull(memento.ZeroBasedPlayField, "Zero-based playfield backup cannot be null");
}
/// <summary>
/// Returns MementoField instance that keeps the current state of the Playfield.Instance
/// </summary>
/// <returns></returns>
public MementoField SaveMemento()
{
if (cells == null)
{
throw new ArgumentNullException("Error: playfiled array cannot be null (not initialized)");
}
MementoField memento = new MementoField();
memento.ZeroBasedPlayField = CloneToZeroBasedArray(this.cells as Cell[, ]);
memento.FieldDimension = this.PlayfieldSize;
return(memento);
}
public void FieldDimensionsSetterThrowExeptionIfArgsIsOutOfRange()
{
MementoField mementoField = new MementoField();
mementoField.FieldDimension = 11;
}
public void ZeroBasedPlayfieldThrowsExecptionIfSetterAcceptNull()
{
MementoField mementoField = new MementoField();
mementoField.ZeroBasedPlayField = null;
}
/// <summary>
/// Returns MementoField instance that keeps the current state of the Playfield.Instance
/// </summary>
/// <returns></returns>
public MementoField SaveMemento()
{
if (cells == null)
{
throw new ArgumentNullException("Error: playfiled array cannot be null (not initialized)");
}
MementoField memento = new MementoField();
memento.ZeroBasedPlayField = CloneToZeroBasedArray(this.cells as Cell[,]);
memento.FieldDimension = this.PlayfieldSize;
return memento;
}
/// <summary>
/// Restore previously state of PlayField.Instance
/// </summary>
/// <param name="memento"></param>
public void LoadMemento(MementoField memento)
{
if (memento == null)
{
throw new ArgumentNullException("Error: loaded memento object cannot be null!");
}
this.cells = this.CloneToMultiDimArray(memento.ZeroBasedPlayField, memento.FieldDimension);
}