public async Task ShouldThrowServiceExceptionOnModifyIfServiceExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
StudentExam randomStudentExam = CreateRandomStudentExam(randomDateTime);
StudentExam someStudentExam = randomStudentExam;
someStudentExam.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var serviceException = new Exception();
var failedStudentExamServiceException =
new FailedStudentExamServiceException(serviceException);
var expectedStudentExamServiceException =
new StudentExamServiceException(failedStudentExamServiceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectStudentExamByIdAsync(someStudentExam.Id))
.ThrowsAsync(serviceException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(randomDateTime);
// when
ValueTask <StudentExam> modifyStudentExamTask =
this.studentExamService.ModifyStudentExamAsync(someStudentExam);
// then
await Assert.ThrowsAsync <StudentExamServiceException>(() =>
modifyStudentExamTask.AsTask());
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectStudentExamByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentExamServiceException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowServiceExceptionOnAddWhenExceptionOccursAndLogItAsync()
{
// given
DateTimeOffset dateTime = GetRandomDateTime();
StudentExam randomStudentExam = CreateRandomStudentExam(dateTime);
StudentExam inputStudentGuardian = randomStudentExam;
inputStudentGuardian.UpdatedBy = inputStudentGuardian.CreatedBy;
var serviceException = new Exception();
var failedStudentExamServiceException =
new FailedStudentExamServiceException(serviceException);
var expectedStudentExamServiceException =
new StudentExamServiceException(failedStudentExamServiceException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(dateTime);
this.storageBrokerMock.Setup(broker =>
broker.InsertStudentExamAsync(inputStudentGuardian))
.ThrowsAsync(serviceException);
// when
ValueTask <StudentExam> addStudentGuardianTask =
this.studentExamService.AddStudentExamAsync(inputStudentGuardian);
// then
await Assert.ThrowsAsync <StudentExamServiceException>(() =>
addStudentGuardianTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentExamServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.InsertStudentExamAsync(inputStudentGuardian),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
private IQueryable <StudentExam> TryCatch(ReturningStudentExamsFunction returningStudentExamsFunction)
{
try
{
return(returningStudentExamsFunction());
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (Exception exception)
{
var failedStudentExamServiceException =
new FailedStudentExamServiceException(exception);
throw CreateAndLogServiceException(failedStudentExamServiceException);
}
}
private async ValueTask <StudentExam> TryCatch(
ReturningStudentExamFunction returningStudentExamFunction)
{
try
{
return(await returningStudentExamFunction());
}
catch (NullStudentExamException nullStudentExamException)
{
throw CreateAndLogValidationException(nullStudentExamException);
}
catch (InvalidStudentExamException invalidStudentExamException)
{
throw CreateAndLogValidationException(invalidStudentExamException);
}
catch (NotFoundStudentExamException nullStudentExamException)
{
throw CreateAndLogValidationException(nullStudentExamException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedStudentExamException = new LockedStudentExamException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedStudentExamException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (Exception exception)
{
var failedStudentExamServiceException =
new FailedStudentExamServiceException(exception);
throw CreateAndLogServiceException(failedStudentExamServiceException);
}
}
public async Task ShouldThrowServiceExceptionOnRetrieveWhenExceptionOccursAndLogItAsync()
{
// given
Guid someStudentExamId = Guid.NewGuid();
var serviceException = new Exception();
var failedStudentExamServiceException =
new FailedStudentExamServiceException(serviceException);
var expectedStudentExamServiceException =
new StudentExamServiceException(failedStudentExamServiceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectStudentExamByIdAsync(someStudentExamId))
.ThrowsAsync(serviceException);
// when
ValueTask <StudentExam> retrieveStudentExamByIdTask =
this.studentExamService.RetrieveStudentExamByIdAsync(someStudentExamId);
// then
await Assert.ThrowsAsync <StudentExamServiceException>(() =>
retrieveStudentExamByIdTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentExamServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectStudentExamByIdAsync(someStudentExamId),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Never);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public void ShouldThrowServiceExceptionOnRetrieveAllWhenExceptionOccursAndLogIt()
{
// given
var serviceException = new Exception();
var failedStudentExamServiceException =
new FailedStudentExamServiceException(serviceException);
var expectedStudentExamServiceException =
new StudentExamServiceException(failedStudentExamServiceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectAllStudentExams())
.Throws(serviceException);
// when
Action retrieveAllStudentExamsAction = () =>
this.studentExamService.RetrieveAllStudentExams();
// then
Assert.Throws <StudentExamServiceException>(
retrieveAllStudentExamsAction);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentExamServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectAllStudentExams(),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Never);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowServiceExceptionOnDeleteWhenExceptionOccursAndLogItAsync()
{
// given
Guid randomStudentExamId = Guid.NewGuid();
Guid inputStudentExamId = randomStudentExamId;
var exception = new Exception();
var failedStudentExamServiceException =
new FailedStudentExamServiceException(exception);
var expectedStudentExamServiceException =
new StudentExamServiceException(failedStudentExamServiceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectStudentExamByIdAsync(inputStudentExamId))
.ThrowsAsync(exception);
// when
ValueTask <StudentExam> deleteStudentExamTask =
this.studentExamService.RemoveStudentExamByIdAsync(inputStudentExamId);
// then
await Assert.ThrowsAsync <StudentExamServiceException>(() =>
deleteStudentExamTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentExamServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectStudentExamByIdAsync(inputStudentExamId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
