Bigtop

http://blogs.aws.amazon.com/bigdata/post/TxNJ6YS4X6S59U/Building-and-Deploying-Custom-Applications-with-Apache-Bigtop-and-Amazon-EMR

Ansible roles and playbooks for Bigtop, https://issues.apache.org/jira/browse/BIGTOP-1584

package tests are for testing the correctness of the packages through the development cycle. They are usually pretty trivial and you can find the examples of those under bigtop-tests/test-artifacts/package/