tree 68cd3b58411d6d2b17d6c4436c3b94497c09de21
parent e532469994f31f67a0d3a3883bea5b3e2a5e9875
author Bill Lin <lbill@google.com> 1547113398 +0800
committer Bill Lin <lbill@google.com> 1548752336 +0800

DO NOT MERGE Fix flaky tests in OverheatAlarm feature

TestableContext may be null that impact TestableSettingsProvider assert
fail in clearValuesAndCheck()

TestRunner could run in multiple thread, that could meet thread
asynchronization issue to meet flaky test

Tweak TestCase implementation to avoid flaky SystemUITests
1. Remove unnecessary complex testCase such as popup overheat twice
2. Reduce the life cycle of static singleton instance
   Mock Context for OverheatAlarmController
3. Implement tearDown() in PowerUITest to free PowerUI instance

Change-Id: I865bd0b53636a8bbd54fc3ca447b5b035207669c
Fix: 121351779
Fix: 122535130
Test: Build x86 emulator and manual run atest SystemUITests for
rundreds of times