@christian-bromann/webdriverio/lib/commands/getValue.js

A nodejs bindings implementation for selenium 2.0/webdriver

/**
 *
 * Get the value of a `<textarea>` or text `<input>` found by given selector.
 *
 * <example>
    :index.html
    <input type="text" value="John Doe" id="username">

    :getValueAsync.js
    client.getValue('#username').then(function(value) {
        console.log(value); // outputs: "John Doe"
    });

    :getValueSync.js
    it('should demonstrate the getValue command', function () {
        var inputUser = browser.element('#username');

        var value = inputUser.getValue();
        console.log(value); // outputs: "John Doe"
    });
 * </example>
 *
 * @alias browser.getValue
 * @param   {String} selector input or textarea element
 * @returns {String}          requested input value
 * @uses protocol/elements, protocol/elementIdAttribute
 * @type property
 *
 */

import { CommandError } from '../utils/ErrorHandler'

let getValue = function (selector) {
    return this.elements(selector).then((res) => {
        /**
         * throw NoSuchElement error if no element was found
         */
        if (!res.value || res.value.length === 0) {
            return new CommandError(7)
        }

        let elementIdAttributeCommands = []
        for (let elem of res.value) {
            elementIdAttributeCommands.push(this.elementIdAttribute(elem.ELEMENT, 'value'))
        }

        return this.unify(elementIdAttributeCommands, {
            extractValue: true
        })
    })
}

export default getValue