Building Enterprise JavaScript Applications

Querying Elasticsearch from E2E tests

We now have all the required knowledge in Elasticsearch to implement our last undefined step definition, which reads from the database to see if our user document has been indexed correctly. We will be using the JavaScript client, which is merely a wrapper around the REST API, with a one-to-one mapping to its endpoints. So first, let's install it:

$ yarn add elasticsearch

Next, import the package into our spec/cucumber/steps/index.js file and create an instance of elasticsearch.Client:

const client = new elasticsearch.Client({  host: `${process.env.ELASTICSEARCH_PROTOCOL}://${process.env.ELASTICSEARCH_HOSTNAME}:${process.env.ELASTICSEARCH_PORT}`,});

By default, Elasticsearch runs on port 9200. However, ...