Add unit tests to CUPS

BUG=chromium:1001398
TEST=FEATURES=test USE="asan ubsan" emerge-amd64-generic cups

Change-Id: I30c98968c2c1eafd9d94945eda54af1e69f379cd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2372641
Tested-by: Pranav Batra <batrapranav@chromium.org>
Commit-Queue: Pranav Batra <batrapranav@chromium.org>
Reviewed-by: Sean Kau <skau@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed