Implement window position assertion in flickerlib

Add "coversRegion" assertion to flickerlib to determine if a window covers a specified region.

Test: atest FlickerLibTests
Bug: 161979499
Change-Id: I55d02f1c960f1a8e4534efe57668f5fdeb5fbbd6
5 files changed
tree: f8cce8b5b0188bdc5c5edbf9e2f025c1c567abf5
  1. build/
  2. docs/
  3. emu_test/
  4. libraries/
  5. scripts/
  6. tests/
  7. utils/
  8. PREUPLOAD.cfg