ReSharper (and presumably IntelliJ) supports expression-based search and replace.

Here are some commits where I used it to remove boilerplate from some test cases. The code was written long before MSTest added support for Assert.ThrowsException.

https://github.com/dbremner/PowerCollections/commit/a364a154...

https://github.com/dbremner/PowerCollections/commit/1de2f916...

https://github.com/dbremner/PowerCollections/commit/183e3c7c...