Use automatic transaction rollback for unit testing

We didn't use TDD, so the most troublesome part of unit testing is preparing basic test data. We now use memory warehousing for unit testing. It is very troublesome to construct basic data for each warehouse.

A few days ago, I looked at the xunit source code and saw the autorollbackattribute feature, so I was excited. ^_^. How can I forget to use automatic transaction rollback?

Let's take a look at the specific implementation of autorollbackattribute:

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