CapserJS - Scraping google search results

main.js

const casper = require('casper').create();
const fs = require('fs');

var data;

casper.on('remote.message', function(msg) {
    console.log('remote message is: ' + msg);
});

casper.start('http://www.google.com/', function() {
   var title = this.getCurrentUrl();
   this.fill('form', { q: 'hello world!' }, true);
});

casper.wait(1000, function() {

    console.log('CasperJS user agent: ' + window.navigator.userAgent);

    data = this.evaluate(function() {
        var targetElements = document.querySelectorAll('.g > .r > a');
        var data = [];

        console.log('target elements length: ' + targetElements.length);
        for (var index = 0; index < targetElements.length; index++) {
            var currentEl = targetElements[index];
            var currentLink = currentEl.getAttribute('href');
            var currentTitle = currentEl.text;

            var currentItem = {
                link: currentLink,
                title: currentTitle,
            }
            data.push(currentItem);
        }
        return data;
    });

    fs.write('./output.json',JSON.stringify(data, null, '\t'));
    this.exit();
});

casper.run();

output.json

[
	{
		"link": "/url?q=https://en.wikipedia.org/wiki/%2522Hello,_World!%2522_program&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFggUMAA&usg=AFQjCNFxhrqP7FDEfkLooqdtT-E-o0NWvg",
		"title": "\"Hello, World!\" program - Wikipedia"
	},
	{
		"link": "/url?q=http://www.helloworld.com/&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFggfMAE&usg=AFQjCNHZ2Dbo1Yd01VAHpeU3PSYCsiHJyA",
		"title": "HelloWorld: Digital, Social, Mobile Marketing"
	},
	{
		"link": "/url?q=https://www.learnpython.org/en/Hello%252C_World%2521&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFggqMAI&usg=AFQjCNEi8wR7Sxoe_x0UwW2zKxcpTlw89Q",
		"title": "Hello, World! - Learn Python - Free Interactive Python Tutorial"
	},
	{
		"link": "/url?q=https://en.wikibooks.org/wiki/Computer_Programming/Hello_world&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFggvMAM&usg=AFQjCNEYcteeST6uYcrY_De0-M45gX6p5A",
		"title": "Computer Programming/Hello world - Wikibooks, open books for an ..."
	},
	{
		"link": "/url?q=http://wiki.c2.com/%3FHelloWorldInManyProgrammingLanguages&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFgg1MAQ&usg=AFQjCNH0hNdpgrWWDNSwCZaz6F4TjyTB8A",
		"title": "Hello World In Many Programming Languages - C2 Wiki"
	},
	{
		"link": "/url?q=https://www.raspberrypi.org/helloworld&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFgg6MAU&usg=AFQjCNFtVw0d0Np2ODYIKxLsiy3DpGUavQ",
		"title": "Hello World - Raspberry Pi"
	},
	{
		"link": "/url?q=https://thehelloworldprogram.com/&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFgg_MAY&usg=AFQjCNFYaWWOhpjew3RnVuA9CL_SroHpVA",
		"title": "The Hello World Program: Hands-on Computer Science"
	},
	{
		"link": "/url?q=https://gobyexample.com/hello-world&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFghEMAc&usg=AFQjCNFXYM5bvBdoGb-0TzuoIfH9u61Rtg",
		"title": "Go by Example: Hello World"
	},
	{
		"link": "/url?q=https://expressjs.com/starter/hello-world.html&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFghKMAg&usg=AFQjCNETNpTyrqN2NuDjicQTb3SnyO_Ysg",
		"title": "Express \"Hello World\" example"
	},
	{
		"link": "/url?q=http://docs.oracle.com/javase/tutorial/getStarted/cupojava/&sa=U&ved=0ahUKEwjn9arCiLTUAhUH2GMKHTmUBYwQFghPMAk&usg=AFQjCNEjr8OGnt5S19LfZxvlicQENTIv0A",
		"title": "Lesson: The \"Hello World!\" Application (The Java™ Tutorials ..."
	}
]

package.json

{
  "name": "automation-tools",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "./node_modules/.bin/casperjs main.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "casperjs": "1.1.0-beta5",
    "phantomjs-prebuilt": "2.1.7"
  }
}