[Testing] Use AndroidJUnit4 instead in PreferredNetworkModePreferenceControllerTest test files

/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.settings.network.telephony;

import static com.android.settings.core.BasePreferenceController.AVAILABLE;

import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;

import static com.android.settings.network.telephony.MobileNetworkUtils.getRafFromNetworkType;

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.when;

import android.content.Context;

import android.os.PersistableBundle;

import android.provider.Settings;

import android.telephony.CarrierConfigManager;

import android.telephony.ServiceState;

import android.telephony.SubscriptionManager;

import android.telephony.TelephonyManager;

import androidx.preference.ListPreference;

import androidx.test.core.app.ApplicationProvider;

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

import com.android.settings.R;

import com.android.settings.network.telephony.TelephonyConstants.TelephonyManagerConstants;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

@RunWith(AndroidJUnit4.class)

public class PreferredNetworkModePreferenceControllerTest {

    private static final int SUB_ID = 2;

    @Mock

    private TelephonyManager mTelephonyManager;

    @Mock

    private TelephonyManager mInvalidTelephonyManager;

    @Mock

    private CarrierConfigManager mCarrierConfigManager;

    @Mock

    private ServiceState mServiceState;

    private PersistableBundle mPersistableBundle;

    private PreferredNetworkModePreferenceController mController;

    private ListPreference mPreference;

    private Context mContext;

    @Before

    public void setUp() {

        MockitoAnnotations.initMocks(this);

        mContext = spy(ApplicationProvider.getApplicationContext());

        when(mContext.getSystemService(Context.TELEPHONY_SERVICE)).thenReturn(mTelephonyManager);

        when(mContext.getSystemService(TelephonyManager.class)).thenReturn(mTelephonyManager);

        when(mContext.getSystemService(CarrierConfigManager.class)).thenReturn(mCarrierConfigManager);

        doReturn(mTelephonyManager).when(mTelephonyManager).createForSubscriptionId(SUB_ID);

        doReturn(mInvalidTelephonyManager).when(mTelephonyManager).createForSubscriptionId(

                SubscriptionManager.INVALID_SUBSCRIPTION_ID);

        doReturn(mServiceState).when(mTelephonyManager).getServiceState();

        mPersistableBundle = new PersistableBundle();

        doReturn(mPersistableBundle).when(mCarrierConfigManager).getConfigForSubId(SUB_ID);

        mPreference = new ListPreference(mContext);

        mController = new PreferredNetworkModePreferenceController(mContext, "mobile_data");

        mController.init(SUB_ID);

        mPreference.setKey(mController.getPreferenceKey());

    }

    @After

    public void tearDown() {

        Settings.Global.putInt(

            mContext.getContentResolver(), Settings.Global.PREFERRED_NETWORK_MODE + SUB_ID, 0);

    }

    @Test

    public void getAvailabilityStatus_hideCarrierNetworkSettings_returnUnavailable() {

        mPersistableBundle.putBoolean(CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL,

                true);

        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);

    }

    @Test

    public void getAvailabilityStatus_worldPhone_returnAvailable() {

        mPersistableBundle.putBoolean(CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL,

                false);

        mPersistableBundle.putBoolean(CarrierConfigManager.KEY_WORLD_PHONE_BOOL, true);

        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);

    }

    @Test

    public void getAvailabilityStatus_hidePreferredNetworkType_returnUnavailable() {

        mPersistableBundle.putBoolean(CarrierConfigManager.KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL,

                true);

        when(mServiceState.getState()).thenReturn(ServiceState.STATE_OUT_OF_SERVICE);

        when(mServiceState.getDataRegistrationState()).thenReturn(

                ServiceState.STATE_OUT_OF_SERVICE);

        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);

        when(mServiceState.getState()).thenReturn(ServiceState.STATE_IN_SERVICE);

        when(mServiceState.getDataRegistrationState()).thenReturn(ServiceState.STATE_IN_SERVICE);

        when(mServiceState.getRoaming()).thenReturn(false);

        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);

        when(mServiceState.getRoaming()).thenReturn(true);

        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);

    }

    @Test

    public void updateState_updateByNetworkMode() {

        Settings.Global.putInt(mContext.getContentResolver(),

                Settings.Global.PREFERRED_NETWORK_MODE + SUB_ID,

                TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_GSM_WCDMA);

        mController.updateState(mPreference);

        assertThat(mPreference.getValue()).isEqualTo(

                String.valueOf(TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_GSM_WCDMA));

        assertThat(mPreference.getSummary()).isEqualTo(

                resourceString("preferred_network_mode_tdscdma_gsm_wcdma_summary"));

    }

    @Test

    public void onPreferenceChange_updateSuccess() {

        doReturn(true).when(mTelephonyManager).setPreferredNetworkTypeBitmask(

                getRafFromNetworkType(TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA));

        mController.onPreferenceChange(mPreference,

                String.valueOf(TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA));

        assertThat(Settings.Global.getInt(mContext.getContentResolver(),

                Settings.Global.PREFERRED_NETWORK_MODE + SUB_ID, 0)).isEqualTo(

                TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA);

    }

    @Test

    public void onPreferenceChange_updateFail() {

        doReturn(false).when(mTelephonyManager).setPreferredNetworkTypeBitmask(

            getRafFromNetworkType(TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA));

        mController.onPreferenceChange(mPreference,

                String.valueOf(TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA));

        assertThat(Settings.Global.getInt(mContext.getContentResolver(),

                Settings.Global.PREFERRED_NETWORK_MODE + SUB_ID, 0)).isNotEqualTo(

                TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA);

    }

    public int resourceId(String type, String name) {

        return mContext.getResources().getIdentifier(name, type, mContext.getPackageName());

    }

    public String resourceString(String name) {

        return mContext.getResources().getString(resourceId("string", name));

    }

}