Test snap that exercises the slots exposed by chromium-ffmpeg. To run the tests: snap install chromium-ffmpeg snap install chromium-ffmpeg-test --beta snap connect chromium-ffmpeg-test:chromium-ffmpeg-91124 chromium-ffmpeg:chromium-ffmpeg-91124 snap connect chromium-ffmpeg-test:chromium-ffmpeg-91696 chromium-ffmpeg:chromium-ffmpeg-91696 snap connect chromium-ffmpeg-test:chromium-ffmpeg-92142 chromium-ffmpeg:chromium-ffmpeg-92142 snap connect chromium-ffmpeg-test:chromium-ffmpeg-92393 chromium-ffmpeg:chromium-ffmpeg-92393 snap connect chromium-ffmpeg-test:chromium-ffmpeg-92972 chromium-ffmpeg:chromium-ffmpeg-92972 snap connect chromium-ffmpeg-test:chromium-ffmpeg-93464 chromium-ffmpeg:chromium-ffmpeg-93464 snap connect chromium-ffmpeg-test:chromium-ffmpeg-94142 chromium-ffmpeg:chromium-ffmpeg-94142 snap connect chromium-ffmpeg-test:chromium-ffmpeg-95241 chromium-ffmpeg:chromium-ffmpeg-95241 snap run chromium-ffmpeg-test The exit code should be 0 in case of success, non-zero otherwise.