unit testing
-white box testing
-Gorilla Testing
integration testing
Gray box testing
system testing
-End to end testing
-Black Box Testing
-Smoke Testing
-Sanity Testing
-Happy Path Testing
-Monkey Testing
Acceptation testing
-Alpha Testing
-Beta Testing
-OAT Testing
Security testing
Penetration testing
performance testing
-Load Testing
-Stress Testing
-Soak Testing
-Volume Testing
-Endurance Testing
-Scalability Testing
Usability Testing
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Compatibility testing