public void TestCheckConnectedForceState(
[Values(2, 4)] int columns,
[Values(2, 4)] int rows)
{
var pf = new Playfield(columns, rows);
for (int c = 0; c < columns; c++)
{
for (int r = 0; r < rows; r++)
{
pf.GetCell(c, r).State = Cell.States.White;
}
}
pf.GetCell(columns - 1, rows - 1).State = Cell.States.WhiteJeweledBoth;
var cs = new Playfield.CheckState(columns, rows);
Assert.IsFalse(pf.CheckConnected(pf.GetCell(0, 0), 1, cs));
cs.Predicate = c => { if (c.State == Cell.States.WhiteJeweledBoth)
{
cs.FoundJewel = true;
}
return(c.IsWhite); };
Assert.IsTrue(pf.CheckConnected(pf.GetCell(0, 0), columns - 1, cs));
Assert.IsTrue(cs.FoundJewel);
}
public void TestCheckConnectedNotConnected(
[Values(2, 4, 10)] int columns,
[Values(2, 4, 10)] int rows)
{
var pf = new Playfield(columns, rows);
for (int c = 0; c < columns - 1; c++)
{
for (int r = 0; r < rows; r++)
{
pf.GetCell(c, r).State = Cell.States.Black;
}
}
for (int r = 0; r < rows; r++)
{
pf.GetCell(columns - 1, r).State = Cell.States.White;
}
var cs = new Playfield.CheckState(columns, rows, c => c.IsBlack);
for (int c = 0; c < columns - 1; c++)
{
for (int r = 0; r < rows; r++)
{
Assert.IsFalse(pf.CheckConnected(pf.GetCell(c, r), columns - 1, cs));
}
}
}
public void TestCheckConnectedIsConnectedUp(
[Values(2, 4)] int columns,
[Values(2, 4)] int rows)
{
var pf = new Playfield(columns, rows);
for (int r = 0; r < rows; r++)
{
pf.GetCell(0, r).State = Cell.States.Black;
}
for (int c = 1; c < columns; c++)
{
pf.GetCell(c, rows - 1).State = Cell.States.Black;
}
var cs = new Playfield.CheckState(columns, rows, c => c.State == pf.GetCell(0, 0).State);
Assert.IsTrue(pf.CheckConnected(pf.GetCell(0, 0), columns - 1, cs));
}
public void TestCheckConnectedIsConnected(
[Values(2, 4)] int columns,
[Values(2, 4)] int rows)
{
var pf = new Playfield(columns, rows);
pf.GetCell(0, 1).State = Cell.States.White;
pf.GetCell(1, 1).State = Cell.States.White;
for (int i = 0; i < columns; i++)
{
pf.GetCell(i, 0).State = Cell.States.Black;
}
var cs = new Playfield.CheckState(columns, rows, c => c.IsBlack);
Assert.IsTrue(pf.CheckConnected(pf.GetCell(0, 0), columns - 1, cs));
}
public void TestCheckConnectedBackwardsConnected(
[Values(4)] int columns,
[Values(4)] int rows)
{
var pf = new Playfield(columns, rows);
for (int r = 0; r < rows; r++)
{
pf.GetCell(0, r).State = Cell.States.Black;
}
for (int c = 1; c < columns; c++)
{
pf.GetCell(c, rows - 1).State = Cell.States.Black;
}
var cellToCheck = pf.GetCell(2, 1);
cellToCheck.State = Cell.States.Black;
var cs = new Playfield.CheckState(columns, rows, c => c.State == cellToCheck.State);
Assert.IsFalse(pf.CheckConnected(cellToCheck, columns - 1, cs));
}