Add a retry mechanism for the ADB command "root"

google / mobly

E2E test framework for tests with complex environment requirements.

https://github.com/google/mobly

Apache License 2.0

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Add a retry mechanism for the ADB command "root" #691

Closed chuanhsiao closed 3 years ago

chuanhsiao commented 3 years ago

Sometimes Error "adb: unable to connect for root: closed" occurs when calling AndroidDevice.reboot(), this mechanism attempts to avoid this error causes a test to be stopped.

This change is