public void ProcessCommand_CustomerNotExists()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model, view);
try {
control.ProcessCommand("GET 5 http://www.nezarka.net/Books");
Assert.Fail("Expected exception was not thrown.");
}
catch(Exception ex) {
Assert.AreEqual("Customer doesn't exists.", ex.Message);
}
}
public void ProcessCommand_HTTPBooksDetailIsWrong2()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model, view);
try {
control.ProcessCommand("GET 1 http://www.nezarka.net/Books/Detaill/1");
Assert.Fail("Expected exception was not thrown.");
}
catch(Exception ex) {
Assert.AreEqual("Books HTTP address is wrong.", ex.Message);
}
}
public void AddBook_NewBook()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model, view);
Customer c = model.GetCustomer(2);
Book b = model.GetBook(2);
control.AddBook(c, b);
Assert.AreEqual(model.GetCustomer(2).ShoppingCart.Items.Find(itm => itm.BookId == b.Id).Count, 1);
}
public void RemoveBook_NotExistingBook()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model, view);
Customer c = model.GetCustomer(2);
Book b = model.GetBook(2);
try {
control.RemoveBook(c, b);
Assert.Fail("Expected exception was not thrown.");
}
catch(Exception ex) {
Assert.AreEqual("Book doesn't exist in Customers ShoppingCart.", ex.Message);
}
}
public void ProcessCommand_NotGet()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model, view);
try {
control.ProcessCommand("POST 1 http://www.nezarka.net/Books");
Assert.Fail("Expected exception was not thrown.");
}
catch(Exception ex) {
Assert.AreEqual("Not a GET request.", ex.Message);
}
}
public void ProcessCommand_IncorrectLength()
{
StringWriter output = new StringWriter();
ModelStore model = ModelMockup();
Viewer view = new Viewer(output);
Controller control = new Controller(model,view);
try {
control.ProcessCommand("GET http://www.nezarka.net/Books");
Assert.Fail("Expected exception was not thrown.");
}
catch(Exception ex) {
Assert.AreEqual("Command length wrong.", ex.Message);
}
}
public Controller(ModelStore model, Viewer view)
{
this.model = model;
this.view = view;
}
public Controller(ModelStore model, Viewer view)
{
this.model = model;
this.view = view;
}
/// <summary> Main function which handles Loading from input and processing to output </summary>
/// <param name="args">Program arguments.</param>
/// <param name="stdIn">Input stream object.</param>
/// <param name="stdOut">Output stream object.</param>
public static void Run(string[] args, TextReader stdIn, TextWriter stdOut)
{
ModelStore store = ModelStore.LoadFrom(stdIn);
if(store == null) {
stdOut.Write("Data error.");
return;
}
Viewer view = new Viewer(stdOut);
Controller controller = new Controller(store, view);
controller.ProcessAllCommands(stdIn);
}