Github user bhaisaab commented on the pull request: https://github.com/apache/cloudstack/pull/768#issuecomment-137026221 The quota feature has three major packages; - framework/quota - plugin/database/quota - usage/*Quota*Impls Unit test coverage on framework/quota (was not sure how to write tests for VOs and DAOs, so does not include that):  Unit test coverage on plugin/database/quota: (no explicit tests for API Response classes except for the response builder impl)  Currently, I'm trying to refactor and write tests for two manager impls in usage package; coverage jfyi: 
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