The paper focuses on the critical analysis of the paper based on the introduction of the test automation and test driven document. It highlights the use of automation tools for component level testing and the concept of Test Driven Development (TDD). The paper also discusses the effectiveness of test automation tools and the application of TDD in Extreme Programming (EP). The background of the paper emphasizes the importance of testing procedures and the characteristics of test automation tools for component level testing. The article provides an outline of the paper, the intent and content of the article, the research method used, and the observation and analysis of the selected article. The findings and conclusion of the paper are also presented.