public async Task GetSingleOrDefault()
{
using (OrhedgeContext context = Utilities.CreateNewContext())
{
var errHandlerMock = new Mock <IErrorHandler>();
var executor = new ServiceExecutor <StudentDTO, Student>(context, errHandlerMock.Object);
List <StudentDTO> students = await executor.GetAll <int>(dtoCondition : s => true);
StudentDTO student = await executor.GetSingleOrDefault((StudentDTO x) => x.Username == "light");
Assert.AreNotEqual(student, null);
StudentDTO noStudent = await executor.GetSingleOrDefault((StudentDTO x) => x.Username == "nonexistent");
Assert.AreEqual(noStudent, null);
// Make sure ErrorHandler.Handle method was not called
errHandlerMock.Verify(err => err.Log(It.IsAny <Exception>()), Times.Never);
}
}
public async Task GetAll()
{
int numberOfElements = 3;
using (OrhedgeContext context = Utilities.CreateNewContext())
{
var errHandlerMock = new Mock <IErrorHandler>();
var executor = new ServiceExecutor <StudentDTO, Student>(context, errHandlerMock.Object);
List <StudentDTO> list = await executor.GetAll <int>(dtoCondition : x => x.Deleted == false);
Assert.AreEqual(list.Count, numberOfElements);
string existingUsername = "******";
StudentDTO student = await executor.GetSingleOrDefault((StudentDTO x) => x.Username == existingUsername);
Assert.IsTrue(list.Contains(student));
// Make sure ErrorHandler.Handle method was not called
errHandlerMock.Verify(err => err.Log(It.IsAny <Exception>()), Times.Never);
}
}
public async Task Update()
{
using (OrhedgeContext context = Utilities.CreateNewContext())
{
var errHandlerMock = new Mock <IErrorHandler>();
var executor = new ServiceExecutor <StudentDTO, Student>(context, errHandlerMock.Object);
StudentDTO correctUpdatedStudent = await executor.GetSingleOrDefault((StudentDTO x) => x.Username == "light");
correctUpdatedStudent.Name = "Milica";
correctUpdatedStudent.Rating = 3;
correctUpdatedStudent.Username = "******";
correctUpdatedStudent.Privilege = StudentPrivilege.JuniorAdmin;
correctUpdatedStudent.Description = "Pesimist";
Assert.IsNotNull(correctUpdatedStudent, "Student to update not found");
ResultMessage <StudentDTO> status = await executor.Update(correctUpdatedStudent, x => x.Username == "light");
// Check status of operation
Assert.AreEqual(status.Status, OperationStatus.Success);
List <StudentDTO> students = await executor.GetAll <int>(dtoCondition : x => true);
ResultMessage <StudentDTO> updatedStudent = await executor.GetSingleOrDefault((StudentDTO x) => x.Username == "mica");
Assert.IsNotNull(updatedStudent.Result);
// Check if inserted record exists with valid data
Assert.AreEqual(updatedStudent.Result.Rating, correctUpdatedStudent.Rating, "Wrong rating");
Assert.AreEqual(updatedStudent.Result.Name, correctUpdatedStudent.Name, "Wrong name");
Assert.AreEqual(updatedStudent.Result.Username, correctUpdatedStudent.Username, "Wrong username");
Assert.AreEqual(updatedStudent.Result.Privilege, correctUpdatedStudent.Privilege, "Wrong privilege");
Assert.AreEqual(updatedStudent.Result.Description, correctUpdatedStudent.Description, "Wrong description");
// Make sure ErrorHandler.Handle method was not called
errHandlerMock.Verify(err => err.Log(It.IsAny <Exception>()), Times.Never);
}
}