### Bug fixes

* [#825](https://github.com/rubocop/rubocop-rails/issues/825): Fix a false positive for `Rails/ActionControllerFlashBeforeRender` when using condition before `redirect_to`. ([@koic][])
* [#833](https://github.com/rubocop/rubocop-rails/issues/833): Fix a false positive for `Rails/Pluck` when receiver is not block argument for `[]`. ([@koic][])
* [#834](https://github.com/rubocop/rubocop-rails/issues/834): Fix an error for `Rails/WhereNotWithMultipleConditions` when using `where.not` with empty hash literal. ([@koic][])
* [#833](https://github.com/rubocop/rubocop-rails/issues/833): Fix a false positive for `Rails/Pluck` when using multiple block arguments. ([@koic][])

### Changes

* [#832](https://github.com/rubocop/rubocop-rails/issues/832): Mark `Rails/ActionControllerFlashBeforeRender`, `Rails/ActionControllerTestCase`, and `Rails/RootPathnameMethods` cops as unsafe autocorrection. ([@koic][])

[@koic]: https://github.com/koic
