This is the first change to add unit tests for the public APIs in
minigbm.
Only tests 3 APIs here for now, and just added some very simple input
for each api testing.
The ultimate goal would be cover more APIs and the input combinations.
BUG=b:304380938
TEST=cros_workon_make --board=guybrush minigbm --test
TEST=cros_run_unit_tests --board guybrush --packages "minigbm"
TEST=CQ
Change-Id: Id15806b7bc6cd9c4764bf08becec6546d72bb117
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/4923791
Commit-Queue: Dawn Han <dawnhan@google.com>
Reviewed-by: Yiwei Zhang <zzyiwei@chromium.org>
Tested-by: Dawn Han <dawnhan@google.com>
