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.
Returns
Example
import { browser } from 'k6/browser';
export const options = {
scenarios: {
browser: {
executor: 'shared-iterations',
options: {
browser: {
type: 'chromium',
},
},
},
},
};
export default async function () {
const page = await browser.newPage();
await page.goto('https://test.k6.io/browser.php');
console.log(await page.evaluate(() => matchMedia('screen').matches)); // true
}