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Selenium for Web Automation Testing using Python.

#selenium #python #automationtesting #webtesting

## WHAT IS SELENIUM :

          Selenium is basically an open space automation testing framework used to automate web browser. It allows tester and developers to stimulate user actions like clicking buttons, filling forms, navigate between pages, and verifying websites content. Selenium supports multiple programming languages including python, java.

          Selenium works with major web browsers such as Google chrome, Mozilla Firefox, Microsoft edge, and safari. It consit of several components like Selenium WebDriver, Selenium IDE, and Selenium Grid.

            1. Open browser,
            2. Going to website,
            3. Enter username,
            4. Enter password,
            5. Click on login.
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## WHY DO WE USE SELENIUM FOR AUTOMATION :
Selenium is widely used in automation testing because it provides several advantages.

                       1.Completely open source - (It is free to use and supported by a large developer community.)
                       2. Supports cross browser testing.
                       3. Supports multiple languages.
                       4. Huge community.
                       5. Supports multiple platforms like OS
                       6. It is integrate with many tools.

                Another major advantages of selenium is its flexibility. It can integrate with various programming languages and testing frameworks.
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  • FOR EXAMPLE, when used with python frameworks such as Pytest or unit test, selenium helps create organized and maintainable test scripts.

                Automation using selenium saves a significant amount of time. Instead of repeating manual test again and again, testers can create automated scripts that run multiple times without additional effort. This improves testing efficiency and helps identity bug earlier in the development cycle.

## SELENIUM VERSIONS :
Selenium have a major versions such as;
1. RC (Remote control)- The predecessor of Selenium WebDriver. It allows you to write automated web application UI tests in any programming language against any HTTP website using any main stream java script.
2. WEBDRIVER - The core component of the selenium framework. It provides a programming interface to create and execute test scripts that interact directly with web browser.

           3. SELENIUM GRID - Allows you to distribute your test execution across multiple  machines and browsers facilitating parallel testing.
          4. CURRENT SYSYTEM - We get better browser support and new locator strategies.
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REVELANCE OF SELENIUM IN AUTOMATION TESTING USING PYTHON : 

                             Python has become one of the most popular programming languages for automation testing because of its simple syntax and readability. When selenium is combined with python, it becomes easier for testers to write and maintain automation scripts.

                            Python provides many useful libraries and frameworks that enhance selenium testing. The combination of selenium and python makes automation testing more efficient and accessible even for beginners.
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  • FOR EXAMPLE, Pytest helps manage test case, while other libraries like pandas can assist in handling test data.

                          Additionally, python's strong community support and extensive documentation make it easier for testers to learn selenium automation and troubleshoot issues during development.

-** EXAMPLE : Opening a website**

from selenium import webdriver
driver = webdriver.Chrome()
driver.get("https://www.google.com")
driver.quit()

## CONCLUSION :

  Selenium has become one of the most powerful tools for web automation testing. Its ability to automate browser actions, support multiple programming languages, and work across different browsers makes it highly valuable in modern software development. When combined with Python, Selenium becomes even more effective due to Python's simplicity and powerful libraries. As automation continues to grow in importance, Selenium with Python remains an essential tool for testers and developers to ensure reliable and high quality web applications.
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