The Agent Skills Directory

[SAFE]: The skill provides standard documentation for writing unit tests in Dart and Flutter projects. It outlines best practices for file organization (mirroring the lib directory in the test directory) and test naming conventions (using the _test.dart suffix).
[SAFE]: The execution instructions use standard CLI tools, specifically dart test and flutter test, which are the official runners for their respective environments. The mention of build_runner for mock generation is also a standard practice in the Dart ecosystem.
[SAFE]: The referenced dependencies, including package:test, package:flutter_test, and package:mockito, are well-known, official, or community-standard libraries for Dart testing and are consistent with the development purpose.

dart-add-unit-test