public void WhenErrorAddedThenErrorAvailable()
{
const string expectedFirstMsg = "test 1";
const int expectedFirstErrorCount = 1;
const int expectedOutputCount = 0;
IFeedbackProvider subject = new FeedbackProvider();
subject.AddError(expectedFirstMsg);
Assert.Equal(expectedFirstErrorCount, subject.Errors.Count());
Assert.Equal(expectedOutputCount, subject.Output.Count());
Assert.Equal(expectedFirstMsg, subject.Errors.First());
Assert.Equal(expectedFirstMsg, subject.LastError);
const string expectedSecondMsg = "test 2";
const int expectedSecondCount = 2;
subject.AddError(expectedSecondMsg);
Assert.Equal(expectedSecondCount, subject.Errors.Count());
Assert.Equal(expectedOutputCount, subject.Output.Count());
Assert.Equal(expectedSecondMsg, subject.Errors.ToArray()[1]);
Assert.Equal(expectedSecondMsg, subject.LastError);
}
public void WhenErrorAddedThenErrorEventRaised()
{
const string expectedMsg1 = "test 1";
const int expectedNrOfErrorEvents = 1;
const int expectedNrOfOutputEvents = 0;
int actualNrOfErrorEvents = 0;
int actualNrOfOutputEvents = 0;
IFeedbackProvider subject = new FeedbackProvider();
subject.ErrorAdded += (sender, msg) =>
{
Assert.Same(subject, sender);
Assert.Equal(expectedMsg1, msg);
actualNrOfErrorEvents++;
};
subject.OutputAdded += (sender, msg) => actualNrOfOutputEvents++;
subject.AddError(expectedMsg1);
Assert.Equal(expectedNrOfErrorEvents, actualNrOfErrorEvents);
Assert.Equal(expectedNrOfOutputEvents, actualNrOfOutputEvents);
}