public void GetLeaguesBySeason_GenericExceptionCaught_LogsAndRethrowsException()
{
// Arrange
var service = new SeasonStandingsControlService(_sharedService, _leagueRepository, _conferenceRepository,
_divisionRepository, _storedProcedureRepository);
// Define argument variables of method under test.
var seasonID = 2017;
// Set up needed infrastructure of class under test.
A.CallTo(() => _leagueRepository.GetEntities()).Throws <Exception>();
// Act
IEnumerable <League> result = null;
Assert.Throws <Exception>(() => result = service.GetLeaguesBySeason(seasonID));
// Assert
Assert.IsNull(result);
}
public void GetLeaguesBySeason_HappyPath()
{
// Arrange
var service = new SeasonStandingsControlService(_sharedService, _leagueRepository, _conferenceRepository,
_divisionRepository, _storedProcedureRepository);
// Define argument variables of method under test.
var seasonID = 2017;
// Set up needed infrastructure of class under test.
var leagueCount = 3;
var leagues = new List <League>(leagueCount);
for (int i = leagueCount; i > 0; i--)
{
var league = new League
{
Name = $"League {i}"
};
leagues.Add(league);
}
A.CallTo(() => _leagueRepository.GetEntities()).Returns(leagues);
// Act
var result = service.GetLeaguesBySeason(seasonID);
// Assert
A.CallTo(() => _leagueRepository.GetEntities()).MustHaveHappenedOnceExactly();
Assert.IsInstanceOf <IEnumerable <League> >(result);
var resultToList = result.ToList();
Assert.AreEqual(leagueCount, resultToList.Count);
// Verify correct order: Order by Name ascending.
for (int i = 1; i < resultToList.Count; i++)
{
Assert.Greater(resultToList[i].Name, resultToList[i - 1].Name);
}
}
public void GetLeaguesBySeason_ArgumentNullExceptionCaught_ShowsExceptionMessageAndReturnsEmptyCollection()
{
// Arrange
var service = new SeasonStandingsControlService(_sharedService, _leagueRepository, _conferenceRepository,
_divisionRepository, _storedProcedureRepository);
// Define argument variables of method under test.
var seasonID = 2017;
// Set up needed infrastructure of class under test.
var ex = new ArgumentNullException();
A.CallTo(() => _leagueRepository.GetEntities()).Throws(ex);
// Act
var result = service.GetLeaguesBySeason(seasonID);
// Assert
A.CallTo(() => _sharedService.ShowExceptionMessage(ex)).MustHaveHappenedOnceExactly();
Assert.IsInstanceOf <IEnumerable <League> >(result);
Assert.IsEmpty(result);
}