public bool IsAvailableLocation(Location testLoc)
{
return !(testLoc.latitude > maxSize.latitude
|| testLoc.longitude > maxSize.longitude
|| testLoc.latitude < 0
|| testLoc.longitude < 0);
}
public void Can_initialize_rover()
{
var startingLoc = new Location(2.0m, 3.0m);
var startingDir = 'N';
var grid = new Grid(3, 3);
var rover = new Rover(grid, startingLoc, startingDir);
rover.ShouldNotBeNull();
}
public void Can_determine_if_outside_grid()
{
var grid = new Grid(3, 3);
var location1 = new Location(2, 1);
grid.IsAvailableLocation(location1).ShouldBeTrue();
var location2 = new Location(4,2);
grid.IsAvailableLocation(location2).ShouldBeFalse();
}
public void Can_receive_a_move_command()
{
var loc = new Location(1.0m, 1.0m);
var startingDir = 'N';
var grid = new Grid(3, 3);
var rover = new Rover(grid, loc, startingDir);
rover.ProcessCommand('b');
rover.location.latitude.ShouldEqual(0.0m);
}
public void Can_receive_array_of_commands()
{
var loc = new Location(1.0m, 1.0m);
var startingDir = 'N';
var grid = new Grid(3, 3);
var rover = new Rover(grid, loc, startingDir);
rover.ProcessCommands(new []{'r', 'f', 'l', 'f', 'f'});
rover.location.latitude.ShouldEqual(3.0m);
rover.location.longitude.ShouldEqual(2.0m);
rover.direction.ShouldEqual('N');
}
public void Can_move_from_any_direction()
{
var loc = new Location(1.0m, 1.0m);
var grid = new Grid(3, 3);
var rover1 = new Rover(grid, loc, 'S');
rover1.ProcessCommand('f');
rover1.location.latitude.ShouldEqual(0.0m);
var rover2 = new Rover(grid, loc, 'W');
rover2.ProcessCommand('b');
rover2.location.longitude.ShouldEqual(2.0m);
}
public void Grid_wraps_movement_when_outside_bounds()
{
var loc = new Location(3.0m, 3.0m);
var grid = new Grid(3, 3);
var rover = new Rover(grid, loc, 'N');
rover.ProcessCommand('f');
rover.location.latitude.ShouldEqual(0.0m);
rover.location.longitude.ShouldEqual(3.0m);
}
public void Can_receive_a_turn_command()
{
var loc = new Location(1.0m, 1.0m);
var startingDir = 'N';
var grid = new Grid(3, 3);
var rover = new Rover(grid, loc, startingDir);
rover.ProcessCommand('r');
rover.direction.ShouldEqual('E');
}
public Rover(Grid startGrid, Location loc, char dir)
{
location = loc;
direction = dir;
grid = startGrid;
}
public Grid(decimal maxLat, decimal maxLong)
{
maxSize = new Location(maxLat, maxLong);
}