nightwatch
Version:
Easy to use Node.js based end-to-end testing solution for web applications using the W3C WebDriver API.
57 lines (56 loc) • 2.17 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const ClientCommand = require('../_base-command.js');
/**
* Utility command to load an external script into the page specified by url.
*
* @example
* module.exports = {
* 'inject external script': function (browser) {
* browser.document.injectScript('<script-url>', function () {
* console.log('script injected successfully');
* });
* },
*
* 'inject external script using ES6 async/await': async function (browser) {
* await browser.document.injectScript('<script-url>', 'injected-script');
* }
* };
*
* @syntax .document.injectScript(scriptUrl, [callback])
* @syntax .document.injectScript(scriptUrl, id, [callback])
* @method document.injectScript
* @param {string} scriptUrl The script file url
* @param {string} [id] DOM element id to be set on the script tag.
* @param {function} [callback] Optional callback function to be called when the command finishes.
* @returns {HTMLScriptElement} The newly created script tag.
* @api protocol.document
*/
class InjectScript extends ClientCommand {
static get isTraceable() {
return true;
}
performAction(callback) {
const { scriptFn, scriptArgs } = this;
this.transportActions.executeScript(scriptFn, scriptArgs, callback);
}
command(scriptUrl, id, callback) {
const args = [scriptUrl];
if (arguments.length === 2 && typeof arguments[1] == 'function') {
callback = arguments[1];
}
else if (typeof id == 'string') {
args.push(id);
}
// eslint-disable-next-line
const script = function (u, i) { return (function (d) { var e = d.createElement('script'); var m = d.getElementsByTagName('head')[0]; e.src = u; if (i) {
e.id = i;
} m.appendChild(e); return e; })(document); };
this.scriptFn = 'var passedArgs = Array.prototype.slice.call(arguments,0); return (' +
script.toString() + ').apply(window, passedArgs);';
this.scriptArgs = args;
return super.command(callback);
}
}
;
module.exports = InjectScript;