private async ValueTask <Comment> TryCatch(
ReturningCommentFunction returningCommentFunction)
{
try
{
return(await returningCommentFunction());
}
catch (NullCommentException nullCommentException)
{
throw CreateAndLogValidationException(nullCommentException);
}
catch (InvalidCommentException invalidCommentException)
{
throw CreateAndLogValidationException(invalidCommentException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedCommentException = new LockedCommentException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedCommentException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsCommentException =
new AlreadyExistsCommentException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsCommentException);
}
catch (NotFoundCommentException notFoundCommentException)
{
throw CreateAndLogValidationException(notFoundCommentException);
}
catch (InvalidCommentInputException invalidCommentInputException)
{
throw CreateAndLogValidationException(invalidCommentInputException);
}
catch (Exception exception)
{
throw CreateAndLogServiceException(exception);
}
}
public async Task ShouldThrowDependencyExceptionOnModifyIfDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
Comment randomComment = CreateRandomComment(randomDateTime);
Comment someComment = randomComment;
someComment.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedCommentException = new LockedCommentException(databaseUpdateConcurrencyException);
var expectedCommentDependencyException =
new CommentDependencyException(lockedCommentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(someComment.Id))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Comment> modifyCommentTask =
this.commentService.ModifyCommentAsync(someComment);
// then
await Assert.ThrowsAsync <CommentDependencyException>(() =>
modifyCommentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(someComment.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentDependencyException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
ShouldThrowDependencyExceptionOnRetrieveByIdWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid someCommentId = Guid.NewGuid();
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedCommentException =
new LockedCommentException(databaseUpdateConcurrencyException);
var expectedCommentDependencyException =
new CommentDependencyException(lockedCommentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Comment> retrieveByIdCommentTask =
this.commentService.RetrieveCommentByIdAsync(someCommentId);
// then
await Assert.ThrowsAsync <CommentDependencyException>(() =>
retrieveByIdCommentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnDeleteWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid randomCommentId = Guid.NewGuid();
Guid inputCommentId = randomCommentId;
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedCommentException =
new LockedCommentException(databaseUpdateConcurrencyException);
var expectedStudentCommentException =
new CommentDependencyException(lockedCommentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(inputCommentId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Comment> deleteStudentCommentTask =
this.commentService.RemoveCommentByIdAsync(inputCommentId);
// then
await Assert.ThrowsAsync <CommentDependencyException>(() => deleteStudentCommentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedStudentCommentException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(inputCommentId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
