[BatterySaver] Fix test case failed issue.

 */

package com.android.server.power.batterysaver;

import static android.platform.test.flag.junit.SetFlagsRule.DefaultInitValueType.NULL_DEFAULT;

import static com.android.dx.mockito.inline.extended.ExtendedMockito.doNothing;

import static com.android.dx.mockito.inline.extended.ExtendedMockito.inOrder;

import static com.android.dx.mockito.inline.extended.ExtendedMockito.spyOn;

import android.content.Context;

import android.content.res.Resources;

import android.os.PowerManager;

import android.platform.test.flag.junit.SetFlagsRule;

import android.provider.Settings.Global;

import androidx.test.ext.junit.runners.AndroidJUnit4;

import androidx.test.filters.SmallTest;

import androidx.test.runner.AndroidJUnit4;

import org.junit.Before;

import org.junit.Rule;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.InOrder;

    private DevicePersistedState mPersistedState;

    @Rule

    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule(NULL_DEFAULT);

    private class DevicePersistedState {

        // Current battery level.

        public int batteryLevel = 100;

        void triggerDynamicModeNotification() {

            // Do nothing

        }

        @Override

        void triggerDynamicModeNotificationV2() {

            // Do nothing

        }

    }

    @Before