public void MultipleUpperCaseSubscriberTest()
{
//arrange
IPublisher <string> upperCasePublisher = new UpperCasePublisher();
UpperCaseSubscriber strSub1 = new UpperCaseSubscriber(upperCasePublisher);
UpperCaseSubscriber strSub2 = new UpperCaseSubscriber(upperCasePublisher);
UpperCaseSubscriber strSub3 = new UpperCaseSubscriber(upperCasePublisher);
string expected = "Upper case of Testing is TESTING";
string actual1 = string.Empty;
string actual2 = string.Empty;
string actual3 = string.Empty;
//act
upperCasePublisher.PublishData("Testing");
actual1 = strSub1.Message;
actual2 = strSub2.Message;
actual3 = strSub3.Message;
//assert
Assert.IsTrue(actual1.Contains(expected) &&
actual2.Contains(expected) &&
actual3.Contains(expected),
"Multiple subscription failed.");
}
public void UpperCaseSubscriberTest()
{
//arrange
IPublisher <string> upperCasePublisher = new UpperCasePublisher();
UpperCaseSubscriber strSub = new UpperCaseSubscriber(upperCasePublisher);
string expected = "Upper case of Testing is TESTING";
string actual = string.Empty;
//act
upperCasePublisher.PublishData("Testing");
actual = strSub.Message;
//assert
Assert.AreEqual(expected, actual);
}