public void TestImplementsInterface()
{
VendingDisplayController displayController = new VendingDisplayController(new TextBox(), new MockCoinPurse());
Assert.IsInstanceOf(typeof(IDisplayController), displayController);
Assert.IsInstanceOf(typeof(ICoinPurseObserver), displayController);
}
public void TestRegistersItselfAsObserverWithCoinPurse()
{
MockCoinPurse mockCoinPurse = new MockCoinPurse();
VendingDisplayController displayController = new VendingDisplayController(new TextBox(), mockCoinPurse);
Assert.AreEqual(1, mockCoinPurse.NumberOfTimesRegisterObserverWasCalled);
Assert.AreEqual(displayController, mockCoinPurse.RegisteredCoinPurseObservers[0]);
}
public void TestProperties()
{
TextBox expectedTextBox = new TextBox();
MockCoinPurse expectedCoinPurse = new MockCoinPurse();
VendingDisplayController displayController = new VendingDisplayController(expectedTextBox, expectedCoinPurse);
Assert.AreSame(expectedTextBox, displayController.Display);
Assert.AreSame(expectedCoinPurse, displayController.CoinPurse);
}
public void TestSetsCurrentPurseValueFormatedLikeMoneyWhenCoinPurseNotifiesAmountHasChanged(decimal purseValue,
string expectedDisplayText)
{
TextBox displayTextBox = new TextBox();
MockCoinPurse mockCoinPurse = new MockCoinPurse {
AmountAvailableToReturn = purseValue
};
VendingDisplayController displayController = new VendingDisplayController(displayTextBox, mockCoinPurse);
displayController.CoinPurseUpdated();
Assert.AreEqual(expectedDisplayText, displayTextBox.Text);
}
public void TestCorrectlyBuildsDisplayController()
{
Form mainForm = new Form();
TextBox expectedDisplayTextBox = new TextBox();
expectedDisplayTextBox.Name = "DisplayTextBox";
mainForm.Controls.Add(expectedDisplayTextBox);
MainFormController mainFormController = new MainFormController(mainForm);
VendingDisplayController displayController = mainFormController.DisplayController;
Assert.IsInstanceOf(typeof(VendingDisplayController), displayController);
Assert.AreSame(expectedDisplayTextBox, displayController.Display);
Assert.AreSame(mainFormController.CoinPurse, displayController.CoinPurse);
}
public void TestSetsDisplayTestBackToInitialMessageIfCoinPurseIsZero()
{
TextBox displayTextBox = new TextBox();
MockCoinPurse mockCoinPurse = new MockCoinPurse {
AmountAvailableToReturn = 0.99m
};
VendingDisplayController displayController = new VendingDisplayController(displayTextBox, mockCoinPurse);
displayController.CoinPurseUpdated();
Assert.AreNotEqual("INSERT COINS", displayTextBox.Text);
mockCoinPurse.AmountAvailableToReturn = 0;
displayController.CoinPurseUpdated();
Assert.AreEqual("INSERT COINS", displayTextBox.Text);
}
public MainFormController(Form form)
{
MainForm = form;
CoinAccepter = new CoinAccepter(CoinFactory, CoinPurse, CoinReturn);
DisplayController = new VendingDisplayController(GetTextBoxFromForm(DisplayTextBoxName), CoinPurse);
ReturnChangeButtonController = new ReturnChangeButtonController(GetButtonFromForm(ChangeReturnButtonName),
CoinPurse, CoinReturn);
InsertCoinButtonPanel = new InsertCoinButtonPanel(GetButtonFromForm(InsertPennyButtonName),
GetButtonFromForm(InsertNickelButtonName),
GetButtonFromForm(InsertDimeButtonName),
GetButtonFromForm(InsertQuarterButtonName));
InsertCoinButtonPanelController = new InsertCoinButtonPanelController(InsertCoinButtonPanel, CoinAccepter);
CoinReturnDisplayController =
new CoinReturnDisplayController(GetTextBoxFromForm(CoinReturnDisplayTextBoxName), CoinReturn);
ClearCoinReturnButtonController =
new ClearCoinReturnButtonController(GetButtonFromForm(ClearCoinReturnButtonName), CoinReturn, new DialogService());
}
