public void Should_Return_Partial_Input_When_Valid_Grid_Setup()
{
//setup
var input = new SpaceDelimitedCharInstructionGridCommandPairInput();
//test
var actual = input.ParseSurveyInput("4 6");
Assert.AreEqual(4, actual.TopRightCoordinate.X);
Assert.AreEqual(6, actual.TopRightCoordinate.Y);
}
public void Should_Return_Empty_Input_When_Invalid_Grid_Setup()
{
//setup
var input = new SpaceDelimitedCharInstructionGridCommandPairInput();
//test
var actual = input.ParseSurveyInput("3 t");
//assert
Assert.IsNull(actual);
}
static void Main(string[] args)
{
//I would normally use dependancy injection for these, rather than hard coded
/*read and parse input*/
string filein = "input.txt";
string fileout = "output.txt";
if (!File.Exists(filein))
{
return;
}
var inputfile = new SpaceDelimitedCharInstructionGridCommandPairInput();
var parsedInput = inputfile.ParseSurveyInput(File.ReadAllText(filein));
/*execute the commands*/
//instantiate the factory, again normally done via config
var dictonary = new Dictionary <char, Instruction> {
{ (char)InstructionIdentifier.Left, new LeftInstruction(parsedInput.TopRightCoordinate, inputfile.BottomLeftCoordinate) },
{ (char)InstructionIdentifier.Right, new RightInstruction(parsedInput.TopRightCoordinate, inputfile.BottomLeftCoordinate) },
{ (char)InstructionIdentifier.Forward, new ForwardInstruction(1, parsedInput.TopRightCoordinate, inputfile.BottomLeftCoordinate) }
};
var factory = new ShipInstructionFactory(dictonary);
//I would have also abstracted this out a little more so the inplementation isnt all in client (here)
foreach (var command in parsedInput.Commands)
{
foreach (var instrutionIdentifier in command.Instructions)
{
var instruction = factory.getInstruction(instrutionIdentifier);
//if lost already, dont preceed
if (!command.Position.Lost)
{
instruction.Move(command.Position);
}
}
}
/*write file*/
File.WriteAllText(fileout, String.Empty);
using (StreamWriter w = File.AppendText(fileout))
{
foreach (var command in parsedInput.Commands)
{
Console.WriteLine(command.Position.ToString());
w.WriteLine(command.Position.ToString());
}
}
}
public void Should_Return_Full_Input_When_Test_Data_Parsed()
{
//setup
var input = new SpaceDelimitedCharInstructionGridCommandPairInput();
//test
var actual = input.ParseSurveyInput(sampleInput);
//assert overall no issues
Assert.IsNotNull(actual);
//assert grid
Assert.AreEqual(5, actual.TopRightCoordinate.X);
Assert.AreEqual(3, actual.TopRightCoordinate.Y);
//assert 3 commands
Assert.IsNotNull(actual.Commands);
Assert.AreEqual(3, actual.Commands.Count());
//doesnt match sample output :S !!!!!
Assert.AreEqual(Orientation.South, actual.Commands[2].Position.Orientation);
}