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Testing Flutter.

Ship with confidence. From mocking dependencies cleanly with @visibleForTesting to running integration tests on real devices via Firebase Test Lab.

2 posts curated Jun 22, 2026
Testing Flutter fig.00 — cover
  1. 01
    The Power of `@visibleForTesting`: How to Mock Dependencies in Flutter Packages
    Flutter · Testing Ability May 15, 2026 7 min read

    The Power of `@visibleForTesting`: How to Mock Dependencies in Flutter Packages

    `@visibleForTesting` lets you have the best of both worlds: a clean, minimal public API with zero DI ceremony for consumers, and full test-time control over every collaborator inside.

    39 0
  2. 02
    Running Flutter Mobile Automation Tests on Firebase Test Lab
    Flutter · Firebase Test Lab · Automated Testing May 21, 2026 11 min read

    Running Flutter Mobile Automation Tests on Firebase Test Lab

    Firebase Test Lab is a cloud of real, physical devices (and Android virtual devices) sitting in Google's data centers, and it will happily run your Flutter integration tests on all of them.

    75 1
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