public PercolationStats(int N, int T)
{
var rnd = new Random();
for (int k = 0; k < T; k++)
{
Console.WriteLine("Iteration {0}", k);
_percolation = new Percolation(N);
var countOpened = 0;
do
{
var i = rnd.Next(1, N + 1);
var j = rnd.Next(1, N + 1);
if (_percolation.IsOpen(i, j))
continue;
_percolation.Open(i, j);
countOpened++;
} while (!_percolation.Percolates());
Console.WriteLine("Count opened {0}", countOpened);
_mean = (_mean + (double) countOpened/(N*N)) / 2;
Console.WriteLine("mean {0}", _mean);
}
}
public void Given_opened_cell_below_when_open_should_connect_with_cell_below()
{
// arrange
var percolation = new Percolation(2);
// act
percolation.Open(2, 2);
percolation.Open(1, 2);
// assert
Assert.IsTrue(percolation.Connected(2, 4));
}
public void Given_opened_cell_on_the_right_when_open_should_connect_it_with_cell_right()
{
// arrange
var percolation = new Percolation(5);
// act
percolation.Open(2, 3);
percolation.Open(2, 2);
// assert
Assert.IsTrue(percolation.Connected(7, 8));
}
public void Given_path_from_up_to_down_percolates_should_return_true()
{
// arrange
var percolation = new Percolation(5);
percolation.Open(2,3);
percolation.Open(3,3);
percolation.Open(4,3);
percolation.Open(5,3);
percolation.Open(1,3);
// act
var actual = percolation.Percolates();
// assert
Assert.IsTrue(actual);
}
public void Open_cells_without_path_from_up_to_down_should_return_false()
{
// arrange
var percolation = new Percolation(5);
percolation.Open(2, 2);
percolation.Open(3, 3);
percolation.Open(4, 4);
percolation.Open(5, 5);
percolation.Open(1, 1);
// act
var actual = percolation.Percolates();
// assert
Assert.IsFalse(actual);
}
public void Open_cell_should_open_it()
{
// arrange
var percolation = new Percolation(5);
// act
percolation.Open(2, 3);
// assert
Assert.IsTrue(percolation.IsOpen(2, 3));
}
public void Open_cell_on_the_top_shold_connect_it_with_root_above()
{
// arrange
var percolation = new Percolation(2);
// act
percolation.Open(1, 1);
// assert
Assert.IsTrue(percolation.Connected(0, 1));
}
public void Open_cell_on_the_right_side_of_the_grid_shouldnt_connect_it_with_next_cell()
{
// arrange
var percolation = new Percolation(5);
// act
percolation.Open(2, 1);
percolation.Open(1, 5);
// assert
Assert.IsFalse(percolation.Connected(5, 6));
}
public void Open_cell_on_the_right_bottom_corner()
{
// arrange
var percolation = new Percolation(5);
// act
percolation.Open(5, 5);
// assert
Assert.IsTrue(percolation.IsOpen(5, 5));
}
public void Open_cell_on_the_bottom_should_connect_it_with_root_below()
{
// arrange
var percolation = new Percolation(2);
// act
percolation.Open(2, 2);
// assert
Assert.IsTrue(percolation.Connected(5, 4));
}