Regression testing strategies and test suite maintenance are crucial for fullstack developers to ensure application stability and performance, involving the Test Pyramid, Risk-Based Testing, Automated Regression Testing, and Exploratory Testing, as well as refactoring tests, managing test data, isolating test environments, and integrating with CI/CD pipelines.
Regression testing is crucial for ensuring an application still works as expected after changes or updates, identifying new bugs or issues, and verifying existing functionality remains intact. Strategies include retesting all test cases, risk-based testing, test-driven development, model-based testing, and automated regression testing.
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