Many organizations consider automation testing as a vital step in establishing a mature Q&A program. But, manual testing can never be ruled out completely.
Automation Testing Improves Business Results In Three Ways:
Shorter Time To Market, Increased Test Efficiency And Increased Test Effectiveness.
Testing efficiency is the average number of test cases you can run for an hour of tester time. High efficiency of testing reduces product development time and costs.
Testing effectiveness is rate at which testing reveals bugs before your application are released in the market. Increased effectiveness reduces the costs through a better product.
Application must be tested before release and reducing your time to market for benefits. Manual testing replacing with automated testing can cut time from elapsed testing time.
The ROI for test automation can move into positive zone depending upon the number of regression cycles required for the lifetime of the application.
Return of Investment(ROI) = (Manual testing cost — Automation cost)/Automation cost
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