hemera-testsuite

Helper library to write tests against NATS.

Use cases

- You want to create an integration test (cluster support)
- You want to run in-memory tests

Prerequisites

Install NATS Server and include the path to the executable in your user PATH environment variable. (Only needed for integration tests)

Installing

``
npm i hemera-testsuite
`

Emulate NATS

We emulate all core features of NATS server. You can run and test your service in memory.

$3

- Support of wildcard * and > subjects
- Support for maxMessages$, expectedMessages$ options
- Support for request & publish
- Support for timeouts

$3

- Custom queue groups
- Special one-to-one publish
- Load balancing
- Connection related states

\*In this case we recommend to start a real NATS Server.

`js
const Hemera = require('nats-hemera')
const Nats = require('hemera-testsuite/nats')
const nats = new Nats()
const hemera = new Hemera(nats, {
logLevel: 'info'
})
``

Full Integration test

- Run your tests against a real NATS server

Example

Credits

Thanks to node-nats for providing the script to bootstrap the server.