Merge "Attempt to deflake ScreenUndimDetectorTest by flushing main looper on setup and teardown."

import com.android.modules.utils.testing.TestableDeviceConfig;

import org.junit.After;

import org.junit.Before;

import org.junit.ClassRule;

import org.junit.Rule;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.junit.runners.JUnit4;

import org.mockito.MockitoAnnotations;

import java.util.Arrays;

import java.util.List;

    @Before

    public void setup() {

        MockitoAnnotations.initMocks(this);

        InstrumentationRegistry.getInstrumentation().waitForIdleSync();

        DeviceConfig.setProperty(NAMESPACE_ATTENTION_MANAGER_SERVICE,

                KEY_UNDIMS_REQUIRED,

        mScreenUndimDetector.systemReady(sContext);

    }

    @After

    public void tearDown() {

        InstrumentationRegistry.getInstrumentation().waitForIdleSync();

    }

    @Test

    public void recordScreenPolicy_disabledByFlag_noop() {

        DeviceConfig.setProperty(NAMESPACE_ATTENTION_MANAGER_SERVICE,