Testing in Flutter

Sep 19 2023 · Dart 2.19.3, Flutter 3.7.6, Android Studio 2021.3.1, Visual Studio Code 1.7.4

Part 6: Generate Coverage Report

19. Generate Code Coverage Report

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Previous episode: 18. Add Custom Fonts to Goldens Next episode: 20. Add Test Case for Missed Code

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In the previous videos, we learned about unit tests, widgets tests, integration tests, and generating goldens. We also wrote a lot of tests. But if I ask, how much of our code is covered by the test? We don’t have an answer to that.

flutter test --coverage
brew install lcov
lcov --capture --directory ./coverage --output-file lcov.info
genhtml ./coverage/lcov.info --output-directory ./coverage/html