Merge "Update ShadowApplication.getInstance() usage" into main

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.when;

import static org.robolectric.Shadows.shadowOf;

import android.app.Application;

import android.app.admin.DevicePolicyManager;

import android.content.ComponentName;

import android.content.Context;

import androidx.preference.Preference;

import androidx.preference.PreferenceScreen;

import androidx.test.core.app.ApplicationProvider;

import com.android.settingslib.RestrictedSwitchPreference;

    @Before

    public void setUp() throws Exception {

        MockitoAnnotations.initMocks(this);

        ShadowApplication shadowContext = ShadowApplication.getInstance();

        ShadowApplication shadowContext =

                shadowOf((Application) ApplicationProvider.getApplicationContext());

        shadowContext.setSystemService(Context.USER_SERVICE, mUserManager);

        mContext = spy(RuntimeEnvironment.application);

        when(mContext.getPackageManager()).thenReturn(mPackageManager);

import static org.mockito.ArgumentMatchers.eq;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;

import static org.robolectric.Shadows.shadowOf;

import android.app.Application;

import android.app.AutomaticZenRule;

import android.app.NotificationManager;

import android.app.NotificationManager.Policy;

import android.service.notification.ZenModeConfig;

import android.service.notification.ZenPolicy;

import androidx.test.core.app.ApplicationProvider;

import com.google.common.collect.ImmutableMap;

import org.junit.Before;

    @Before

    public void setup() {

        MockitoAnnotations.initMocks(this);

        ShadowApplication shadowApplication = ShadowApplication.getInstance();

        ShadowApplication shadowApplication =

                shadowOf((Application) ApplicationProvider.getApplicationContext());

        shadowApplication.setSystemService(Context.NOTIFICATION_SERVICE, mNm);

        mContext = RuntimeEnvironment.application;