private async void BeUniqueByProjectIdName_Update_Not_Exists()
        {
            Mock <IProjectTriggerRepository> projectTriggerRepository = new Mock <IProjectTriggerRepository>();

            projectTriggerRepository.Setup(x => x.ByProjectIdName(It.IsAny <string>(), It.IsAny <string>())).Returns(Task.FromResult <ProjectTrigger>(null));
            var validator = new ApiProjectTriggerRequestModelValidator(projectTriggerRepository.Object);

            await validator.ValidateUpdateAsync(default(string), new ApiProjectTriggerRequestModel());

            validator.ShouldNotHaveValidationErrorFor(x => x.Name, "A");
        }