NIFI-11638 Refactored Groovy tests in nifi-cdc/nifi-cdc-mysql-bundle/nifi-cdc-mysql-processors to Java (and JUnit 5)

[dan-s1]

Summary

NIFI-11638

Tracking

Please complete the following tracking steps prior to pull request creation.

Issue Tracking

• Apache NiFi Jira issue created

Pull Request Tracking

• Pull Request title starts with Apache NiFi Jira issue number, such as NIFI-00000
• Pull Request commit message starts with Apache NiFi Jira issue number, as such NIFI-00000

Pull Request Formatting

• Pull Request based on current revision of the main branch
• Pull Request refers to a feature branch with one commit containing changes

Verification

Please indicate the verification steps performed prior to pull request creation.

Build

• Build completed using mvn clean install -P contrib-check
  • JDK 17

Licensing

• New dependencies are compatible with the Apache License 2.0 according to the License Policy
• New dependencies are documented in applicable LICENSE and NOTICE files

Documentation

• Documentation formatting appears as expected in rendered files

[exceptionfactory]

Thanks for the refactor work @dan-s1! With these changes, can the groovy-json test dependency be removed from nifi-cdc-mysql-processors?

[dan-s1]

@exceptionfactory I removed it. Thanks for bringing that to my attention. I did not realize that dependency was there.

[mattyb149]

+1 LGTM, thanks for the improvement! Merging to support/nifi-1.x and main