private async ValueTask <StudentContact> TryCatch(
ReturningStudentContactFunction returningStudentContactFunction)
{
try
{
return(await returningStudentContactFunction());
}
catch (NullStudentContactException nullStudentContactException)
{
throw CreateAndLogValidationException(nullStudentContactException);
}
catch (InvalidStudentContactException invalidStudentContactException)
{
throw CreateAndLogValidationException(invalidStudentContactException);
}
catch (NotFoundStudentContactException notFoundStudentContactException)
{
throw CreateAndLogValidationException(notFoundStudentContactException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsStudentContactException =
new AlreadyExistsStudentContactException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsStudentContactException);
}
catch (ForeignKeyConstraintConflictException foreignKeyConstraintConflictException)
{
var invalidStudentContactReferenceException =
new InvalidStudentContactReferenceException(foreignKeyConstraintConflictException);
throw CreateAndLogValidationException(invalidStudentContactReferenceException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedStudentContactException =
new LockedStudentContactException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedStudentContactException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (Exception exception)
{
var failedStudentContactServiceException =
new FailedStudentContactServiceException(exception);
throw CreateAndLogServiceException(failedStudentContactServiceException);
}
}
public async Task ShouldThrowDependencyExceptionOnRemoveWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
var randomContactId = Guid.NewGuid();
var randomStudentId = Guid.NewGuid();
Guid someContactId = randomContactId;
Guid someStudentId = randomStudentId;
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedContactException =
new LockedStudentContactException(databaseUpdateConcurrencyException);
var expectedStudentContactException =
new StudentContactDependencyException(lockedContactException);
this.storageBrokerMock.Setup(broker =>
broker.SelectStudentContactByIdAsync(someStudentId, someContactId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <StudentContact> removeStudentContactTask =
this.studentContactService.RemoveStudentContactByIdAsync(someStudentId, someContactId);
// then
await Assert.ThrowsAsync <StudentContactDependencyException>(() =>
removeStudentContactTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedStudentContactException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectStudentContactByIdAsync(someStudentId, someContactId),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.DeleteStudentContactAsync(It.IsAny <StudentContact>()),
Times.Never);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
