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Learn Blockchain Programming with JavaScript

You're reading from   Learn Blockchain Programming with JavaScript Build your very own Blockchain and decentralized network with JavaScript and Node.js

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Product type Paperback
Published in Nov 2018
Publisher Packt
ISBN-13 9781789618822
Length 252 pages
Edition 1st Edition
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Author (1):
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Eric Traub Eric Traub
Author Profile Icon Eric Traub
Eric Traub
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Table of Contents (10) Chapters Close

Preface 1. Setting up the Project FREE CHAPTER 2. Building a Blockchain 3. Accessing the Blockchain through an API 4. Creating a Decentralized Blockchain Network 5. Synchronizing the Network 6. Consensus Algorithms 7. Block Explorer 8. In conclusion... 9. Other Books You May Enjoy

Testing the endpoints

In this section, we're going to be testing our /mine endpoint, along with our /transaction and /blockchain endpoints, to make sure that everything works well together.

Before we test, it would be a good idea to take out the console.log statement in the proofOfWork method. This is because having it will just make your program work harder, and it will therefore take more time to calculate things.

/mine endpoint testing

First, let's test the /mine endpoint that we just built in our last section. Let's head over to our browser and hit localhost:3000/blockchain:

Right now, we have our entire blockchain, in which the chain has one block in it – our genesis block – and we...

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