Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.
emulateMedia([options])
This method changes the CSS @media type
through the media
argument, and/or the 'prefers-colors-scheme'
media feature, using the colorScheme
argument.
Example
import { browser } from 'k6/experimental/browser';
export const options = {
scenarios: {
browser: {
executor: 'shared-iterations',
options: {
browser: {
type: 'chromium',
},
},
},
},
};
export default async function () {
const page = browser.newPage();
await page.goto('https://test.k6.io/browser.php');
console.log(page.evaluate(() => matchMedia('screen').matches)); // true
}