It is essential to test to verify that
- the product or software built behaves as expected by the customer, meets or exceeds the expectations.
- personal information shared by the end-user is secured while using the product, application, or services.
- The features provided in the application perform as per expectation and requirement.
- The product has no serious anomalies.
- By testing an application, any deviation from expected behavior can be identified and reported to the stakeholders.