public void CanNotAddACustomerWithEmptyName()
{
CustomerBook customerBook = new CustomerBook();
shouldThrowWithExceptionDo <Exception>(() => customerBook.addCustomerNamed(""),
(exceptionMessage) => CheckErrorMessageAndEmptyCustomer(CustomerBook.CUSTOMER_NAME_EMPTY, customerBook, exceptionMessage));
}
public void AddingCustomerShouldNotTakeMoreThan50Milliseconds()
{
CustomerBook customerBook = new CustomerBook();
String nombreCustomer = "John Lennon";
TakesLessThan(TimeTakenBy(() => customerBook.addCustomerNamed(nombreCustomer)), 50);
}
public void CanNotRemoveNotAddedCustomer()
{
CustomerBook customerBook = new CustomerBook();
shouldThrowWithExceptionDo <InvalidOperationException>(() => customerBook.removeCustomerNamed("John Lennon"),
(exception) => CheckErrorMessageAndEmptyCustomer(CustomerBook.INVALID_CUSTOMER_NAME, customerBook, exception));
}
public static void TryCustomerBookActionForTesting(CustomerBook customerBook, Action <CustomerBook> customerBookActionToTry, Action <CustomerBook, Exception> customerBookActionWhenExceptionIsThrown)
{
Action actionToTry = () => customerBookActionToTry(customerBook);
Action <Exception> catchAction = (Exception e) => customerBookActionWhenExceptionIsThrown(customerBook, e);
TryCatchForTesting(actionToTry, catchAction);
}
public void CanNotRemoveNotAddedCustomer()
{
CustomerBook aCustomerBook = new CustomerBook();
CheckInAndCheckOutCustomersForTesting someTest = new CheckInAndCheckOutCustomersForTesting();
CatchExceptionsForTesting catchingATest = new CatchExceptionsForTesting();
CustomerBookTestingExceptionCatcher.TryCustomerBookActionForTesting(aCustomerBook, someTest.RemoveJonhLennonFromCustomerBook, catchingATest.CatchRemovingNotAddedCustomer);
}
public void RemovingCustomerShouldNotTakeMoreThan100Milliseconds()
{
CustomerBook customerBook = new CustomerBook();
String nombreCustomer = "Paul McCartney";
customerBook.addCustomerNamed(nombreCustomer);
TakesLessThan(TimeTakenBy(() => customerBook.removeCustomerNamed(nombreCustomer)), 100);
}
public void CanNotAddACustomerWithEmptyName()
{
CustomerBook aCustomerBook = new CustomerBook();
CheckInAndCheckOutCustomersForTesting someTest = new CheckInAndCheckOutCustomersForTesting();
CatchExceptionsForTesting catchingATest = new CatchExceptionsForTesting();
CustomerBookTestingExceptionCatcher.TryCustomerBookActionForTesting(aCustomerBook, someTest.AddNoNamedToCustomerBook, catchingATest.CatchAddingACustomerWithEmptyName);
}
public void RemovingCustomerShouldNotTakeMoreThan100Milliseconds()
{
CustomerBook customerBook = new CustomerBook();
String paulMcCartney = "Paul McCartney";
customerBook.addCustomerNamed(paulMcCartney);
FunctionShouldTakeLessThan(() => customerBook.removeCustomerNamed(paulMcCartney), 100);
}
public void CustomerActionShouldNotTakeMoreThanSomeMilliseconds(CustomerBook customerBook, Action <CustomerBook> customberBookAction, int maximumMillisecondsOfCustomerAction)
{
DateTime timeBeforeAction = DateTime.Now;
customberBookAction(customerBook);
DateTime timeAfterAction = DateTime.Now;
Assert.IsTrue(timeAfterAction.Subtract(timeBeforeAction).TotalMilliseconds < maximumMillisecondsOfCustomerAction);
}
public void AddingCustomerShouldNotTakeMoreThan50Milliseconds()
{
CustomerBook aCustomerBook = new CustomerBook();
CheckInAndCheckOutCustomersForTesting someTest = new CheckInAndCheckOutCustomersForTesting();
Chronometer chronometer = new Chronometer();
chronometer.CustomerActionShouldNotTakeMoreThanSomeMilliseconds(aCustomerBook, someTest.AddJonhLennonToCustomerBook, 50);
}
public void RemovingCustomerShouldNotTakeMoreThan100Milliseconds()
{
CustomerBook aCustomerBook = new CustomerBook();
CheckInAndCheckOutCustomersForTesting someTest = new CheckInAndCheckOutCustomersForTesting();
someTest.AddPaulMcCartneyToCustomerBook(aCustomerBook);
Chronometer chronometer = new Chronometer();
chronometer.CustomerActionShouldNotTakeMoreThanSomeMilliseconds(aCustomerBook, someTest.RemovePaulMcCartneyFromCustomerBook, 100);
}
private void CheckErrorMessageAndEmptyCustomer(String expectedMessage, CustomerBook customerBook, Exception exception)
{
Assert.AreEqual(expectedMessage, exception.Message);
Assert.IsTrue(customerBook.isEmpty());
}
public void RemovePaulMcCartneyFromCustomerBook(CustomerBook customerBookForTesting)
{
String paulMcCartney = "Paul McCartney";
customerBookForTesting.removeCustomerNamed(paulMcCartney);
}
public void RemoveJonhLennonFromCustomerBook(CustomerBook customerBookForTesting)
{
String johnLennon = "John Lennon";
customerBookForTesting.removeCustomerNamed(johnLennon);
}
public void AddingCustomerShouldNotTakeMoreThan50Milliseconds()
{
CustomerBook customerBook = new CustomerBook();
FunctionShouldTakeLessThan(() => customerBook.addCustomerNamed("paulMcCartney"), 50);
}
public void CatchAddingACustomerWithEmptyName(CustomerBook customerBook, Exception exceptionThrown)
{
ThrowCorrectException(exceptionThrown, CustomerBook.CUSTOMER_NAME_EMPTY);
CheckIfCustomerBookIsEmpty(customerBook);
}
public void AddJonhLennonToCustomerBook(CustomerBook customerBookForTesting)
{
String johnLennon = "John Lennon";
customerBookForTesting.addCustomerNamed(johnLennon);
}
public void AddNoNamedToCustomerBook(CustomerBook customerBookForTesting)
{
customerBookForTesting.addCustomerNamed("");
}
public void CheckIfCustomerBookIsEmpty(CustomerBook customerBook)
{
Assert.IsTrue(customerBook.isEmpty());
}
public void CatchRemovingNotAddedCustomer(CustomerBook customerBook, Exception exceptionThrown)
{
ThrowCorrectException(exceptionThrown, CustomerBook.INVALID_CUSTOMER_NAME);
CheckIfCustomerBookIsEmpty(customerBook);
}
public void CanNotRemoveNotAddedCustomer()
{
CustomerBook customerBook = new CustomerBook();
MustFail <InvalidOperationException>(() => customerBook.removeCustomerNamed("John Lennon"), CustomerBook.INVALID_CUSTOMER_NAME, customerBook);
}
private void MustFail <T>(Action func, IComparable <String> aStringDescribingFailure, CustomerBook customerBook) where T : Exception
{
try
{
func();
Assert.Fail();
}
catch (T e)
{
Assert.AreEqual(e.Message, aStringDescribingFailure);
Assert.IsTrue(customerBook.isEmpty());
}
}
public void CanNotAddACustomerWithEmptyName()
{
CustomerBook customerBook = new CustomerBook();
MustFail <Exception>(() => customerBook.addCustomerNamed(""), CustomerBook.CUSTOMER_NAME_EMPTY, customerBook);
}
public void AddPaulMcCartneyToCustomerBook(CustomerBook customerBookForTesting)
{
String paulMcCartney = "Paul McCartney";
customerBookForTesting.addCustomerNamed(paulMcCartney);
}