This directory is exempted from automated testing due to hardware dependencies that currently make automation impractical.
Contents of the cpp directory have been forked from Android fastboot with only trivial modifications. They are not directly tested in their current form, but tests should be added to cover any substantive changes that are made in the future.
The rust library implements a Rust wrapper of the C++ library. The tests in lib.rs are designed to be run manually using a specific hardware configuration, as documented inline.