| /** |
| * Wraps the value toReturn in a Promise that will resolve after "delay" |
| * milliseconds. Used to fake RPC latency in demo pages. |
| * @param toReturn {Object} Object to be returned. |
| * @param delay {number} Delay in milliseconds. |
| * @return {Function} |
| */ |
| exports.delay = function (toReturn, delay = 100) { |
| // We return a function that returns the promise so each call has a "fresh" |
| // promise and waits for the time. |
| return function () { |
| return new Promise((resolve) => { |
| setTimeout(resolve, delay); |
| }).then(() => ({ |
| status: 200, |
| body: JSON.stringify(toReturn), |
| headers: { 'content-type': 'application/json' }, |
| })); |
| }; |
| }; |
| |
| /** |
| * Returns true if the page is running from within a Puppeteer-managed browser. |
| * @return {boolean} |
| */ |
| exports.isPuppeteerTest = () => document.cookie.indexOf('puppeteer') !== -1; |
