https://specdd.ai/how-to/testing-and-quality/Spec-driven development testing and quality guides for deriving tests from specs, finding coverage gaps, running quality gates, using CI, and preventing regressions.Hugoen-ushttps://specdd.ai/how-to/testing-and-quality/how-to-use-specdd-with-tdd/https://specdd.ai/how-to/testing-and-quality/how-to-use-specdd-with-tdd/Use spec-driven development with TDD by reviewing the governing spec, deriving a failing test from it, implementing inside spec authority, and keeping specs and tests aligned.https://specdd.ai/how-to/testing-and-quality/how-to-use-specdd-with-bdd/https://specdd.ai/how-to/testing-and-quality/how-to-use-specdd-with-bdd/Use spec-driven development with BDD by turning reviewed Scenario blocks into behavior tests while preserving ownership, non-goals, and implementation boundaries.https://specdd.ai/how-to/testing-and-quality/how-to-define-acceptance-criteria-for-implementation/https://specdd.ai/how-to/testing-and-quality/how-to-define-acceptance-criteria-for-implementation/Define implementation acceptance criteria with spec-driven development by turning behavior, boundaries, scenarios, and Done when entries into testable review targets.https://specdd.ai/how-to/testing-and-quality/how-to-find-test-coverage-gaps-from-specs/https://specdd.ai/how-to/testing-and-quality/how-to-find-test-coverage-gaps-from-specs/Find test coverage gaps from SpecDD specs in a spec-driven development workflow by tracing Must, Scenario, Handles, Raises, Returns, Must not, and Done when entries to actual checks.https://specdd.ai/how-to/testing-and-quality/how-to-run-quality-gates-after-specdd-changes/https://specdd.ai/how-to/testing-and-quality/how-to-run-quality-gates-after-specdd-changes/Run quality gates after spec-driven development changes by checking spec syntax, implementation behavior, tests, linting, type checks, docs, and review evidence.https://specdd.ai/how-to/testing-and-quality/how-to-use-specs-in-ci/https://specdd.ai/how-to/testing-and-quality/how-to-use-specs-in-ci/Use SpecDD specs in CI for spec-driven development by linting changed specs, running relevant project checks, protecting boundaries, and reporting spec-driven verification evidence.https://specdd.ai/how-to/testing-and-quality/how-to-prevent-regressions-with-local-specs/https://specdd.ai/how-to/testing-and-quality/how-to-prevent-regressions-with-local-specs/Prevent regressions with local SpecDD specs in a spec-driven development workflow by capturing bug behavior, adding regression scenarios, deriving focused tests, and preserving boundaries.https://specdd.ai/how-to/testing-and-quality/how-to-review-whether-a-spec-is-testable/https://specdd.ai/how-to/testing-and-quality/how-to-review-whether-a-spec-is-testable/Review whether a SpecDD spec is testable in a spec-driven development workflow by checking observable behavior, deterministic outcomes, concrete scenarios, measurable Done when, and reviewable constraints.https://specdd.ai/how-to/testing-and-quality/how-to-choose-the-right-test-level-from-a-spec/https://specdd.ai/how-to/testing-and-quality/how-to-choose-the-right-test-level-from-a-spec/Choose the right test level from a SpecDD spec in a spec-driven development workflow by matching unit, integration, end-to-end, contract, snapshot, static, or benchmark checks to the governed behavior.https://specdd.ai/how-to/testing-and-quality/how-to-test-negative-constraints/https://specdd.ai/how-to/testing-and-quality/how-to-test-negative-constraints/Test spec-driven development negative constraints by choosing practical checks for Must not behavior, Forbids dependency boundaries, forbidden calls, and regression guards.https://specdd.ai/how-to/testing-and-quality/how-to-test-authorization-rules-from-specs/https://specdd.ai/how-to/testing-and-quality/how-to-test-authorization-rules-from-specs/Test authorization rules from SpecDD specs in a spec-driven development workflow by deriving checks for roles, permissions, allowed and denied actions, bypass attempts, and boundary cases.