Blockchain Developer's Guide

Using ethereumjs-testrpc as a web3 provider or as an HTTP server

You can use ethereumjs-testrpc as a web3 provider like this:

var TestRPC = require("ethereumjs-testrpc"); web3.setProvider(TestRPC.provider());

You can use ethereumjs-testrpc as a general HTTP server like this:

var TestRPC = require("ethereumjs-testrpc"); var server = TestRPC.server(); server.listen(port, function(err, blockchain) {});

Both provider() and server() take a single object that allows you to specify the behavior of the ethereumjs-testrpc. This parameter is optional. The available options are as follows:

• accounts: Value is an array of objects. Each object should have a balance key with a hexadecimal value. The secretKey key can also be specified, which represents ...