public async Task GetByIdReturnsNullWhenNotExists()
        {
            // Arrange
            var entityId = AlertContactId.Create();

            // Act
            var readEntity = await _repository.GetAsync(entityId);

            // Assert
            Assert.Null(readEntity);
        }
 private static SlackAlertContact GenerateSlackAlertContact()
 {
     return(new SlackAlertContact(AlertContactId.Create(), new Uri("http://slack.example.com/hook")));
 }
 private static EmailAlertContact GenerateEmailAlertContact()
 {
     return(GenerateEmailAlertContact(AlertContactId.Create()));
 }