The AndroidX Test Library provides an extensive framework for testing Android apps. This library provides a set of APIs that allow you to quickly build and run test code for your apps, including JUnit 4 and functional user interface (UI) tests. You can run tests created using these APIs from the Android Studio IDE or from the command line.

Continue to the AXT documentation page.

The AXT documentation page is hosted on GitHub Pages and contributions are welcome. Check out the gh-pages branch.

The AXT source code is stored in piper and perodically open-sourced to (http://github.com/android/android-test)

Use the issue tracker for problems with the AXT documentation page only. See the Help section to figure out how to report a problem.