Fix flaky SilentModeHandlerUnitTest

- Kernel silent mode sysfs is updated in a thread, and due to thread
scheduling kernel silent mode sysfs can be updated later.
- This causes a test failure.
- We need to wait until kernel silent mode sysfs is completedly written
before progressing the test.

Bug: 192485090
Test: atest SilentModeHandlerUnitTest
Change-Id: I806cd954c023b31fb7b0649c246575c9dcc9679b
1 file changed
tree: 610d565fc397acbaca781181f800cacd5462a3a9
  1. car-admin-ui-lib/
  2. car-internal-lib/
  3. car-lib/
  4. car-maps-placeholder/
  5. car-systemtest-lib/
  6. car-test-lib/
  7. car-usb-handler/
  8. car_product/
  9. cpp/
  10. data/
  11. experimental/
  12. FrameworkPackageStubs/
  13. obd2-lib/
  14. packages/
  15. procfs-inspector/
  16. service/
  17. tests/
  18. tools/
  19. user/
  20. vehicle-hal-support-lib/
  21. .clang-format
  22. .gitignore
  23. Android.mk
  24. CleanSpec.mk
  25. CPPLINT.cfg
  26. OWNERS
  27. PREUPLOAD.cfg
  28. README.md
  29. TEST_MAPPING
README.md

Native (C++) code format is required to be compatible with .clang-format file. Run

git clang-format --style=file --extension='h,cpp,cc' HEAD~

Note that clang-format is not desirable for Android java files. Therefore the command line above is limited to specific extensions.