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Mastering AWS Lambda

You're reading from   Mastering AWS Lambda Learn how to build and deploy serverless applications

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Product type Paperback
Published in Aug 2017
Publisher Packt
ISBN-13 9781786467690
Length 300 pages
Edition 1st Edition
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Authors (2):
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Udita Gupta Udita Gupta
Author Profile Icon Udita Gupta
Udita Gupta
Yohan Wadia Yohan Wadia
Author Profile Icon Yohan Wadia
Yohan Wadia
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Table of Contents (11) Chapters Close

Preface 1. Introducing AWS Lambda FREE CHAPTER 2. Writing Lambda Functions 3. Testing Lambda Functions 4. Event-Driven Model 5. Extending AWS Lambda with External Services 6. Build and Deploy Serverless Applications with AWS Lambda 7. Monitoring and Troubleshooting AWS Lambda 8. Introducing the Serverless Application Framework 9. AWS Lambda - Use Cases 10. Next Steps with AWS Lambda

Testing with a simple serverless test harness

So far we have seen how simple and easy it becomes to test your Lambda functions out locally, right? But what happens once those Lambda functions are deployed on the cloud? How do you test those out? Don't worry, that's where Lambda can help out as well!

Our good folks at AWS have also provided us with a simple, customizable, and easy to use test harness function blueprint that in essence invokes unit test cases over other Lambda functions that are being tested, and stores the results of the tests in either DynamoDB, Kinesis or even S3 for that matter. The best part of this entire test harness is that you don't even bother about any of the underlying infrastructure, whether it's creating new resources for testing or shutting them down once the testing is over! It's all taken care by lambda itself!

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