private async ValueTask <Tag> TryCatch(
ReturningTagFunction returningTagFunction)
{
try
{
return(await returningTagFunction());
}
catch (NullTagException nullTagException)
{
throw CreateAndLogValidationException(nullTagException);
}
catch (InvalidTagException invalidTagException)
{
throw CreateAndLogValidationException(invalidTagException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsTagException =
new AlreadyExistsTagException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsTagException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedTagException = new LockedTagException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedTagException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (InvalidTagInputException invalidTagInputException)
{
throw CreateAndLogValidationException(invalidTagInputException);
}
catch (NotFoundTagException notFoundTagException)
{
throw CreateAndLogValidationException(notFoundTagException);
}
catch (Exception exception)
{
throw CreateAndLogServiceException(exception);
}
}
public async Task ShouldThrowDependencyExceptionOnModifyIfDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
Tag randomTag = CreateRandomTag(randomDateTime);
Tag someTag = randomTag;
someTag.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedTagException = new LockedTagException(databaseUpdateConcurrencyException);
var expectedTagDependencyException =
new TagDependencyException(lockedTagException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTagByIdAsync(someTag.Id))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Tag> modifyTagTask =
this.tagService.ModifyTagAsync(someTag);
// then
await Assert.ThrowsAsync <TagDependencyException>(() =>
modifyTagTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectTagByIdAsync(someTag.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTagDependencyException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
ShouldThrowDependencyExceptionOnRetrieveByIdWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid someTagId = Guid.NewGuid();
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedTagException =
new LockedTagException(databaseUpdateConcurrencyException);
var expectedTagDependencyException =
new TagDependencyException(lockedTagException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTagByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Tag> retrieveByIdTagTask =
this.tagService.RetrieveTagByIdAsync(someTagId);
// then
await Assert.ThrowsAsync <TagDependencyException>(() =>
retrieveByIdTagTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTagDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTagByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
