https://android.googlesource.com/platform/frameworks/base/+/4708368686076eaa9ca24651b7e75436e7507ecd/tests/WallpaperTest?autodive=0%2F%2F%2F%2F%2F%2F%2F%2F/
tests/WallpaperTest - platform/frameworks/base - Git at Google
testsplatformframeworksbasegit