Custom nightwatch command waitForElementClickable()

waitForElementClickable.js

var util = require('util');
var WaitForElementVisible = require('nightwatch/lib/api/element-commands/waitForElementVisible');

function WaitForElementClickable() {
    WaitForElementVisible.call(this);
    this.expectedValue = 'clickable';
}

util.inherits(WaitForElementClickable, WaitForElementVisible);

WaitForElementClickable.prototype.elementFound = function(result, now) {
    return this.isClickable();
};

WaitForElementClickable.prototype.elementClickable = function(result, now) {
    var defaultMsg = 'Element <%s> was clickable after %d milliseconds.';
    return this.pass(result, defaultMsg, now - this.startTimer);
};

WaitForElementClickable.prototype.elementNotClickable = function(result, now) {
    if (now - this.startTimer < this.ms) {
        this.reschedule('isClickable');
        return this;
    }

    var defaultMsg = 'Timed out while waiting for element <%s> to be clickable for %d milliseconds.';
    return this.fail(result, 'not clickable', this.expectedValue, defaultMsg);
};

WaitForElementClickable.prototype.isClickable = function() {
    var self = this;
    this.protocol.elementIdEnabled(this.element, function(result) {
        var now = new Date().getTime();
        if (result.status === 0 && result.value === true) {
            // element is enabled
            return self.elementClickable(result, now);
        }

        if (result.status === -1 && result.errorStatus === 10) {
            return self.checkElement();
        }

        return self.elementNotClickable(result, now);
    });
};

module.exports = WaitForElementClickable;