CDAP comes with a number of tools to make a developer's life easier. These tools help with testing and debugging CDAP applications:

• Testing a CDAP Application: Strategies and approaches for testing CDAP applications, including testing MapReduce and Spark programs and artifacts.

• Test Framework: How to take advantage of the test framework and the in-memory CDAP mode to test your CDAP applications before deploying. This makes catching bugs easy and helps you catch them earlier.

• Debugging: How to debug CDAP applications in CDAP Sandbox mode and application containers in Distributed CDAP mode.

• Debugging the Transactions Manager: Covers snapshotting and inspecting the state of the Transaction Manager.

• Troubleshooting: Tips and hints for solving problems during development.