update

selenium/README.md

@@ -22,13 +22,19 @@ firefox:
 $ docker-compose up -d
 ```
 
-## Client
-
-demo.py
+> Another way to start selenium server:
 
 ```
-#!/usr/bin/env python3
+$ npm install -g selenium-standalone
+$ selenium-standalone install
+$ selenium-standalone start
+```
 
+## Client
+
+baidu-search.py
+
+```
 from selenium import webdriver
 from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
 
@@ -37,16 +43,50 @@ driver = webdriver.Remote(
     desired_capabilities=DesiredCapabilities.FIREFOX
 )
 
-driver.get('https://github.com/SeleniumHQ/docker-selenium')
-driver.save_screenshot('before-click.png')
-driver.find_element_by_css_selector('.author>a').click()
-driver.save_screenshot('after-click.png')
+driver.get('http://www.baidu.com/')
+driver.find_element_by_id('kw').send_keys('webdriver')
+driver.find_element_by_id('su').click()
+driver.save_screenshot('baidu.png')
+driver.close()
+```
+
+search-baidu.js
+
+```
+var webdriver = require('selenium-webdriver'),
+    By = require('selenium-webdriver').By,
+    until = require('selenium-webdriver').until,
+    fs = require('fs');
+
+webdriver.WebDriver.prototype.saveScreenshot = function(filename) {
+    return driver.takeScreenshot().then(function(data) {
+        fs.writeFile(filename, data.replace(/^data:image\/png;base64,/,''), 'base64', function(err) {
+            if(err) throw err;
+        });
+    })
+};
+
+var driver = new webdriver.Builder()
+    .forBrowser('firefox')
+    .usingServer('http://127.0.0.1:4444/wd/hub')
+    .build();
+
+driver.get('http://www.baidu.com/');
+driver.findElement(By.id('kw')).sendKeys('webdriver');
+driver.findElement(By.id('su')).click();
+driver.wait(until.titleIs('webdriver_百度搜索'), 1000);
+driver.saveScreenshot('baidu.png');
+driver.quit();
 ```
 
 ```
+# PYTHON
 $ pip3 install selenium
-$ python3 demo.py
-$ ls *.png
+$ python3 baidu-search.py
+
+# NODEJS
+$ npm install -g selenium-webdriver
+$ node search-baidu.js
 ```
 
 [1]: http://seleniumhq.org/