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target
1. understand Web Common tools for automated testing
2. be familiar with Selenium The characteristics of
1. Mainstream Web Automated testing tools
1. QTP
QTP Is a commercial function testing tool , charge , support web, Desktop automation testing .
2. Selenium（ Learning at this stage ）
Selenium It's an open source web Automated testing tools , Free Admission , Mainly do function test .
3. Robot framework
Robot Framework It's based on Python Extensible Keyword Driven test automation framework .
2. What is? Selenium?
Selenium It's a tool for Web Automated testing tools for applications ; The meaning of Chinese （ selenium ）
2.1 Selenium characteristic
1. Open source software ： Open source code can add some functions of the tool according to the needs
2. Cross platform ：linux,windows,mac
3. Support multiple browsers ：Firefox,Chrome,IE,Edge,Opera,Safari etc.
4. Support multiple languages ：Python,Java,C#,JavaScript,Ruby,PHP etc.
5. Mature and stable ： Now it has been google, Baidu , Tencent and other companies are widely used
6. Powerful function ： It can realize most functions of similar business tools , Because of open source , Customized function can be realized
2.2Selenium History of development 【 understand 】