Tutorial: nodetest2

This is a demo app that includes a basic Express app with MongoDB backend.

Running and Testing

Note: this app requires MongoDB is running on the default ports.

You can run with npm start or just run the tests with npm test

There are also some load tests, if you use PM2 then you can launch the app and the tests both with PM2.

$ pm2 start ./bin/www -i 2
...
$ pm2 start ./test/load/load.js
...
$ pm2 list
┌──────────┬────┬─────────┬───────┬────────┬─────────┬────────┬──────────────┬──────────┐
│ App name │ id │ mode    │ pid   │ status │ restart │ uptime │ memory       │ watching │
├──────────┼────┼─────────┼───────┼────────┼─────────┼────────┼──────────────┼──────────┤
│ load     │ 3  │ fork    │ 25250 │ online │ 0       │ 14h    │ 39.105 MB    │ disabled │
│ www      │ 6  │ cluster │ 24963 │ online │ 0       │ 14h    │ 142.559 MB   │ disabled │
│ www      │ 7  │ cluster │ 24968 │ online │ 0       │ 14h    │ 166.367 MB   │ disabled │
└──────────┴────┴─────────┴───────┴────────┴─────────┴────────┴──────────────┴──────────┘

Overview

Primary libraries used:

• express - for web and api framework
• pug - UI templates
• mongodb - native db calls
• request - api client calls to backends

Testing via:

• mocha - test framework
• superagent - HTTP testing tools
• faker - generate fake test data

Monitoring via:

• morgan - logging
• newrelic - performance monitoring

New Relic Setup

If you want to monitor this app with New Relic, you need to modify newrelic.js or set the proper environment variables:

• NEW_RELIC_APP_NAME
• NEW_RELIC_LICENSE_KEY