private Cell GetRandomEmptyCell()
{
IRandom random = new DotNetRandom();
while (true)
{
int x = random.Next(width - 1);
int y = random.Next(height - 1);
if (_map.IsWalkable(x, y))
{
return _map.GetCell(x, y);
}
}
}
public void Restore_AfterGeneratingThreeNumbers_RegeneratesSameThreeNumbers()
{
IRandom random = new DotNetRandom();
for ( int i = 0; i < 25; i++ )
{
random.Next( 1000 );
}
RandomState state = random.Save();
int first = random.Next( 1000 );
int second = random.Next( 1000 );
int third = random.Next( 1000 );
random.Restore( state );
Assert.AreEqual( first, random.Next( 1000 ) );
Assert.AreEqual( second, random.Next( 1000 ) );
Assert.AreEqual( third, random.Next( 1000 ) );
}
public void Create_MapCreatedWithRandomRoomsMapCreationStrategy_ExpectedMap()
{
int expectedWidth = 17;
int expectedHeight = 10;
IRandom random = new DotNetRandom( 13 );
IMapCreationStrategy<LibtcodMap> mapCreationStrategy = new RandomRoomsMapCreationStrategy<LibtcodMap>( expectedWidth, expectedHeight, 30, 5, 3, random );
string expectedMapRepresentation = @"#################
#################
##...#######...##
##.............##
###.###....#...##
###...##.#####.##
###...##...###..#
####............#
##############..#
#################";
IMap actualMap = LibtcodMap.Create( mapCreationStrategy );
Trace.Write( actualMap );
Assert.AreEqual( expectedWidth, actualMap.Width );
Assert.AreEqual( expectedHeight, actualMap.Height );
Assert.AreEqual( expectedMapRepresentation.Replace( " ", string.Empty ), actualMap.ToString() );
}
public void Create_MapCreatedWithCaveCreationStrategy_ExpectedMap()
{
int expectedWidth = 50;
int expectedHeight = 20;
IRandom random = new DotNetRandom( 27 );
IMapCreationStrategy<Map> mapCreationStrategy = new CaveMapCreationStrategy<Map>( expectedWidth, expectedHeight, 45, 3, 2, random );
string expectedMapRepresentation = @"##################################################
########...###################.#.#####....########
######.......##############......#####....########
####........###############......####......#######
###.........#################...######........####
##........#################.##..#####.....########
###.......#######.#.######..##..#######.#..#######
####......######.......#........#########..#######
#####.......#....##....###......#########..#######
######........#####..............#########..######
#..###......########....######...#########..######
#...##......########.....#####.....#.######..#####
#............##########..######......######..#####
#...........########.....######.#....#######..####
##...........#######.....###################..####
#............#.#####........#################..###
##.............#####................#########..###
###.............#####........######...........####
####.#....#.#.#######.#.#...######################
##################################################";
IMap actualMap = Map.Create( mapCreationStrategy );
Trace.Write( actualMap );
Assert.AreEqual( expectedWidth, actualMap.Width );
Assert.AreEqual( expectedHeight, actualMap.Height );
Assert.AreEqual( expectedMapRepresentation.Replace( " ", string.Empty ), actualMap.ToString() );
}