test-strategy

A test pyramid balances unit, integration, and end-to-end tests by volume and cost. Structure your tests with the majority as fast unit tests at the base, fewer integration tests in the middle, and minimal E2E tests at the top to catch critical paths while keeping CI/CD cycles efficient.

Coverage goals vary by component criticality and type. Define targets for core business logic, APIs, and user workflows based on risk; P0 critical paths require higher coverage, while utility functions may need less. Document targets per component type to standardize expectations.

Align test execution with your CI/CD workflow by tagging tests by level, assigning priority based on risk, and configuring stages to run unit tests first, then integration tests, then E2E on release branches. This ensures fast feedback and efficient resource use.

Risk-based prioritization assigns test priority P0, P1, P2 based on business impact and failure likelihood. Focus testing effort on critical user paths and high-risk components first; this lets you catch failures early and optimize test execution time.

Use standardized naming and tagging conventions—label tests by type (unit, integration, E2E), component, and priority—to enable filtering, reporting, and selective execution in CI/CD. Clear conventions make test maintenance and discovery simpler across teams.

Yes. The test pyramid ratio adapts to scale: small projects may use 70% unit, 20% integration, 10% E2E; large systems may shift toward more integration and contract tests. Define your pyramid ratio explicitly and revisit as project size and complexity change.