public void ThrowsWhenCandidateIsNull()
{
// Arrange
ILogger <FantasticReasonService> logger = Substitute.For <ILogger <FantasticReasonService> >();
FantasticReasonService uut = CreateService(db: _db, logger: logger);
// Act
Action act = () => uut.GetReasonsByCandidate(null);
// Assert
act.Should().Throw <Exception>();
logger.ReceivedCalls().Should().ContainSingle()
.Which.GetArguments().Should().Contain(LogLevel.Error);
}
