1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.datausage; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import android.content.Context; 22 import android.telephony.SubscriptionInfo; 23 import android.view.LayoutInflater; 24 import android.view.View; 25 import android.widget.LinearLayout; 26 27 import androidx.test.core.app.ApplicationProvider; 28 import androidx.test.ext.junit.runners.AndroidJUnit4; 29 30 import org.junit.Before; 31 import org.junit.Test; 32 import org.junit.runner.RunWith; 33 import org.mockito.Mock; 34 import org.mockito.MockitoAnnotations; 35 36 @RunWith(AndroidJUnit4.class) 37 public class CellDataPreferenceTest { 38 39 @Mock 40 private SubscriptionInfo mSubInfo; 41 42 private Context mContext; 43 private CellDataPreference mPreference; 44 45 @Before setUp()46 public void setUp() { 47 MockitoAnnotations.initMocks(this); 48 49 mContext = ApplicationProvider.getApplicationContext(); 50 mPreference = new CellDataPreference(mContext, null) { 51 @Override 52 SubscriptionInfo getActiveSubscriptionInfo(int subId) { 53 return mSubInfo; 54 } 55 }; 56 57 final LayoutInflater inflater = LayoutInflater.from(mContext); 58 final View view = inflater.inflate(mPreference.getLayoutResource(), 59 new LinearLayout(mContext), false); 60 } 61 62 @Test updateEnabled_noActiveSub_shouldDisable()63 public void updateEnabled_noActiveSub_shouldDisable() { 64 mSubInfo = null; 65 66 mPreference.mOnSubscriptionsChangeListener.onChanged(); 67 68 assertThat(mPreference.isEnabled()).isFalse(); 69 } 70 71 @Test updateEnabled_hasActiveSub_shouldEnable()72 public void updateEnabled_hasActiveSub_shouldEnable() { 73 mPreference.mOnSubscriptionsChangeListener.onChanged(); 74 75 assertThat(mPreference.isEnabled()).isTrue(); 76 } 77 } 78