public void TurtleDriver_PlacedAndTurnedLeft_ReportsCorrectPosition()
{
var driver = new TurtleDriver(new Turtle());
driver.Command("PLACE 1,1,NORTH");
driver.Command("LEFT");
Assert.AreEqual("1,1,WEST", driver.Command("REPORT"));
}
public void TurtleDriver_PlaceCommandWithInvalidArguments_ReportsInvalid()
{
var driver = new TurtleDriver(new Turtle());
var response = driver.Command("PLACE XXX");
Assert.AreEqual("Invalid command.", response);
response = driver.Command("PLACE 1,X,NORTH");
Assert.AreEqual("Invalid command.", response);
response = driver.Command("PLACE X,1,NORTH");
Assert.AreEqual("Invalid command.", response);
response = driver.Command("PLACE 1,1,XXX");
Assert.AreEqual("Invalid command.", response);
}
public void TurtleDriver_RecognisedCommand_ReportsValid()
{
var driver = new TurtleDriver(new Turtle());
var response = driver.Command("MOVE");
Assert.AreEqual("Turtle cannot move until it has been placed on the table.", response);
}
public void TurtleDriver_PlaceCommandWithNoArguments_ReportsInvalid()
{
var driver = new TurtleDriver(new Turtle());
var response = driver.Command("PLACE");
Assert.AreEqual("Invalid command.", response);
}
public void TurtleDriver_UnrecognisedCommand_ReportsInvalid()
{
var driver = new TurtleDriver(new Turtle());
var response = driver.Command("XXXX");
Assert.AreEqual("Invalid command.", response);
}