Response on Grafana Labs

Response.clickLink( [params] )

Mon, 21 Sep 2026 15:16:28 +0000

Response.clickLink( [params] )

Create and make a request corresponding to a link, found in the HTML of response, being clicked. By default it will look for the first a tag with a href attribute in the HTML, but this can be overridden using the selector option.

This method takes an object argument where the following properties can be set:

Param	Type	Description
selector	string	A selector string passed to Selection.find(selector) to locate the link to click. By default this is `"a[href]"`.
params	object	A Params object that will be forwarded to the link click request. Can be used to set headers, cookies etc.

Returns

Type	Description
Response	The link click response

Example

import http from 'k6/http';

export default function () {
  // Request page with links
  let res = http.get('https://quickpizza.grafana.com/admin');

  // Now, click the 4th link on the page
  res = res.clickLink({ selector: 'a:nth-child(1)' });
}

Response.html()

Mon, 21 Sep 2026 15:16:28 +0000

Response.html()

Parses response as HTML and populate a Selection object.

Returns

Type	Description
Selection	A Selection object

Example

import http from 'k6/http';

export default function () {
  const res = http.get('https://stackoverflow.com');

  const doc = res.html();
  doc
    .find('link')
    .toArray()
    .forEach(function (item) {
      console.log(item.attr('href'));
    });
}

Response.json( [selector] )

Mon, 21 Sep 2026 15:16:28 +0000

Response.json( [selector] )

Parses the response body data as JSON and returns a JS object or array. This call caches the deserialized JSON data, additional calls will return the cached data. An optional selector can be specified to extract a specific part of the data, see here for selector syntax.

This method takes an object argument where the following properties can be set:

Param	Type	Description
selector	string	An optional selector can be specified to extract a specific part of the data, see here for selector syntax.

Returns

Type	Description
Object or array	Returns the response body as JSON object.

Example

import http from 'k6/http';

export default function () {
  const res = http.get('https://quickpizza.grafana.com/api/json?foo=bar');

  console.log(res.json());
}

Response.submitForm( [params] )

Mon, 21 Sep 2026 15:16:28 +0000

Response.submitForm( [params] )

Fill in and submit form found in HTML of response. By default it will look for the first form tag in the HTML, but this can be overridden using the formSelector option. To set/override the form fields you set properties of an object in the fields option.

This method takes an object argument where the following properties can be set:

Param	Type	Description
formSelector	string	A selector string passed to Selection.find(selector) to locate the form to fill in and submit. By default this is `"form"`.
fields	object	The form fields to set/override. The keys are the form fields names and the values are the form field values.
submitSelector	string	A selector string used to locate the submit button in the form. By default this is `'[type="submit"]'`.
params	object	A Params (k6/http) object that will be forwarded to the form submit request. Can be used to set headers, cookies etc.

Returns

Type	Description
Response (k6/http)	The form submit response.

Example

import http from 'k6/http';
import { sleep } from 'k6';

export default function () {
  // Request page containing a form
  let res = http.get('https://quickpizza.grafana.com/admin');

  // Now, submit form setting/overriding some fields of the form
  res = res.submitForm({
    formSelector: 'form',
    fields: { username: 'test', password: 'test2' },
  });
  sleep(3);
}