* interfaces_file: fixed unit tests and added README, added test cases for #3862
* typo fix for interfaces_file unit tests README.md
Co-authored-by: Felix Fontein <felix@fontein.de>
* typo fix for interfaces_file unit tests README.md
Co-authored-by: Felix Fontein <felix@fontein.de>
* typo fix for interfaces_file unit tests README.md
Co-authored-by: Felix Fontein <felix@fontein.de>
Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit 0c828d9d01)
Co-authored-by: Roman Belyakovsky <ihryamzik@gmail.com>