public int TurningOnLights(int fromX, int fromY, int toX, int toY)
{
var grid = new BinaryLightingGrid();
grid.ProcessInstruction("turn on", fromX, fromY, toX, toY);
return(grid.HowManyLightsAreLit());
}
public void ItsDarkOnStart()
{
var grid = new BinaryLightingGrid();
var lightsCount = grid.HowManyLightsAreLit();
Assert.That(lightsCount, Is.EqualTo(0));
}
public void CanReset()
{
var grid = new BinaryLightingGrid();
grid.ProcessInstruction("turn on", 1, 1, 5, 5);
var lightsCount = grid.HowManyLightsAreLit();
Assert.That(lightsCount, Is.EqualTo(25));
grid.Reset();
lightsCount = grid.HowManyLightsAreLit();
Assert.That(lightsCount, Is.EqualTo(0));
}