public async void ByTeacherSkillId_Not_Exists()
{
var mock = new ServiceMockFacade <ITeacherTeacherSkillService, ITeacherTeacherSkillRepository>();
mock.RepositoryMock.Setup(x => x.ByTeacherSkillId(It.IsAny <int>(), It.IsAny <int>(), It.IsAny <int>())).Returns(Task.FromResult <List <TeacherTeacherSkill> >(new List <TeacherTeacherSkill>()));
var service = new TeacherTeacherSkillService(mock.LoggerMock.Object,
mock.MediatorMock.Object,
mock.RepositoryMock.Object,
mock.ModelValidatorMockFactory.TeacherTeacherSkillModelValidatorMock.Object,
mock.DALMapperMockFactory.DALTeacherTeacherSkillMapperMock);
List <ApiTeacherTeacherSkillServerResponseModel> response = await service.ByTeacherSkillId(default(int));
response.Should().BeEmpty();
mock.RepositoryMock.Verify(x => x.ByTeacherSkillId(It.IsAny <int>(), It.IsAny <int>(), It.IsAny <int>()));
}
