Advanced – Non-Functional Testing
Shift-Left Testing – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
An approach that moves testing activities earlier in the software development life cycle.
In simple words
Test earlier — in design and dev, not just after code is done.
Exam tip
Practices: TDD, static analysis, code review, early test design.
Related terms
- Static AnalysisTools scan source code, models or documents to find defects without running the software.
- Test-Driven DevelopmentRed-green-refactor: write a failing test, make it pass with the simplest code, then clean up.
- Test BasisThe source of truth you derive tests from — requirements, user stories, models, code, or standards.
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