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Checklist · Unit Testing

Unit Testing Launch Checklist for 2026

A unit testing program catches bugs early, reduces regression risk and builds velocity in your test suite. This checklist guides teams from planning through implementation, scaled to your codebase size and engineering maturity. [Explore launch strategies](/resources/launch-guides) or [compare testing tools](/compare).

9 checklist items Updated from migrated LaunchTry SEO content

Phase 01

Foundation

3 tasks
  • c1
    medium1 week

    Define goals and KPIs (Unit Testing)

    Define what 'done' means: target coverage percentage, test run time budgets and which code paths are critical—align the team on why testing matters for your ship speed.

  • c2
    critical1 day

    Identify target audience (Unit Testing)

    Identify who owns testing culture: the testing lead, squad leads and individual engineers responsible for code review and test quality gates.

  • c3
    critical1 day

    Audit current state (Unit Testing)

    Measure baseline: how many tests exist, which are flaky, which code paths have zero coverage and where most bugs slip through—establish your starting point.

Phase 02

Execution

3 tasks
  • c4
    medium1 week

    Prioritize high-impact tasks (Unit Testing)

    Prioritize: focus on tests that prevent customer-facing regressions, then cover integration points, then expand to edge cases and error handling.

  • c5
    high2-3 days

    Assign owners and deadlines (Unit Testing)

    Assign authors for each test suite: designate a lead per module or domain to own test growth, mentor the team and enforce coverage standards.

  • c6
    high2-3 days

    Set up tracking (Unit Testing)

    Instrument CI/CD to track coverage reports, test execution time and failure trends; send alerts when coverage drops or test runtime grows past your budget.

Phase 03

Launch & Review

3 tasks
  • c7
    medium1 week

    Ship and verify (Unit Testing)

    Ship your test suite to all engineers and merge test infrastructure into main—verify all builds can run the full test suite without flakes.

  • c8
    medium1 week

    Measure against KPIs (Unit Testing)

    Run monthly coverage reports; compare against goals and celebrate wins when new areas reach target coverage or old flaky tests stabilize.

  • c9
    critical1 day

    Iterate on results (Unit Testing)

    Hold a team retro: ask what testing workflows are slowing devs down, which patterns are working well and how to make unit testing feel less like toil.

Pro tips

  • Tackle critical items first
  • Review the checklist weekly
  • Adapt phases to your unit testing context