public MowerSession MowerPosition(int x, int y, MowerSession session)
{
// This makes sure that the user doesn't send back negetive numbers
// and if this happens then they are informed in the object that this isn't
// an accepted format
if (x <= 0 || y <= 0)
{
session.Error = "Positive numbers only";
}
if (session.Width <= 0 || session.Height <= 0)
{
session.Error = "Please set the width and height of the lawn";
}
// This sets up the position of the mower on the X and Y position
// while making a call to the clamp method to make sure that it does
// not go below the min width and height or beyond the width or height
// of the lawn
session.PositionX = Clamp(x, minWidth, session.Width);
session.PositionY = Clamp(y, minHeight, session.Height);
// This accesses the status string section of the object, makes a call to the mower status method
// and then sends back the appropriate debug information to be outputted by the client
session.Status = MowerStatus("set the position of the mower", session);
// This sends back the object
return(session);
}
public MowerSession LawnDimensions(int x, int y)
{
// This creates a new mowersession object to send back to the client applications
MowerSession session = new MowerSession();
// This makes sure that the user doesn't send back negetive numbers
// and if this happens then they are informed in the object that this isn't
// an accepted format
if (x <= 0 || y <= 0)
{
session.Error = "Positive numbers only";
}
// This sets up the width and height of the lawn
session.Width = x;
session.Height = y;
// This set up the X and Y positon as the minimum width and height of the lawn
session.PositionX = minWidth;
session.PositionY = minHeight;
// This accesses the status string section of the object, makes a call to the mower status method
// and then sends back the appropriate debug information to be outputted by the client
session.Status = MowerStatus(string.Format("set the dimensions of the lawn. {0} {1}",
session.Width, session.Height), session);
// This sends back the object
return(session);
}
public void MoveDown()
{
// This section details with the intial setup of the test
SLMMController controller = new SLMMController();
MowerSession postback = controller.LawnDimensions(10, 10);
MowerSession session = controller.MoveDown(postback);
// This check is to make sure that the user moves to the correct position
Assert.AreEqual(session.PositionX, 1);
Assert.AreEqual(session.PositionY, 2);
}
public void MoveUp()
{
// This section details with the intial setup of the test
SLMMController controller = new SLMMController();
MowerSession postback = controller.LawnDimensions(10, 10);
MowerSession session = controller.MoveUp(postback);
// This tests for two things first it makes sure that the method comes back with the correct
// information but it is also check to see if the clamp method in the controller is making
// sure that the mower does not go out of bounds
Assert.AreEqual(session.PositionX, 1);
Assert.AreEqual(session.PositionY, 1);
}
public void LawnDimensions()
{
// This section details with the intial setup of the test
SLMMController controller = new SLMMController();
MowerSession session = controller.LawnDimensions(10, 10);
//This assert checks to see if the width entered intially in the method is the same width that comes
// out
Assert.AreEqual(10, session.Width);
// This assert checks to see if the height entered initially in the method is the same height that comes
// out
Assert.AreEqual(10, session.Height);
}
// This method creates the output messages
private string MowerStatus(string action, MowerSession session)
{
// This is sleep time for thread, I've set it as 1000 as stated in the document and
// made it const so that it's can be changed further down the line
const int threadSleepTime = 1000;
// This is the method that actually puts the program to sleep
// it's there to simulate latency on a network
Thread.Sleep(threadSleepTime);
// I used the Format method to cleanly construct the string
return(string.Format("Time: {0} - Action: {1} - Position: X {2}, Y {3}.",
DateTime.Now.ToString("HH:mm:ss"), action, session.PositionX, session.PositionY));
}
public void MowerPosition()
{
// This section details with the intial setup of the test
SLMMController controller = new SLMMController();
MowerSession postback = controller.LawnDimensions(10, 10);
MowerSession session = controller.MowerPosition(2, 5, postback);
// This checks to see if the actual Position X given initally is the same
// as the one that is actually assigned
Assert.AreEqual(2, session.PositionX);
// This checks to see if the actual Position Y given initally is the same
// as the one that is actually assigned
Assert.AreEqual(5, session.PositionY);
}
public MowerSession MoveLeft(MowerSession session)
{
// This makes sure that the width of the session is set
if (session.Width <= 0)
{
session.Error = "Please set the width and height of the lawn";
}
// This moves the lawn mower left by one
session.PositionX--;
// This makes sure that the mower doesn't go beyond the min width or the lawn width
session.PositionX = Clamp(session.PositionX, minWidth, session.Width);
// This accesses the status string section of the object, makes a call to the mower status method
// and then sends back the appropriate debug information to be outputted by the client
session.Status = MowerStatus("moved the mower left by one", session);
return(session);
}
public MowerSession MoveDown(MowerSession session)
{
// This makes sure that the height of the session is set
if (session.Height <= 0)
{
session.Error = "Please set the width and height of the lawn";
}
// This moves the lawn mower down by one
session.PositionY++;
// This makes sure that it doesn't go beyond the min height or the lawn height
session.PositionY = Clamp(session.PositionY, minHeight, session.Height);
// This accesses the status string section of the object, makes a call to the mower status method
// and then sends back the appropriate debug information to be outputted by the client
session.Status = MowerStatus("moved the mower down by one", session);
// This sends back the object
return(session);
}
