| /* |
| * Copyright (C) 2018 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.textclassifier.ulp; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import android.content.res.Resources; |
| import android.os.LocaleList; |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import androidx.test.filters.SmallTest; |
| import java.util.List; |
| import java.util.Locale; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class SystemLanguagesProviderTest { |
| private SystemLanguagesProvider mSystemLanguagesProvider; |
| |
| @Before |
| public void setup() { |
| mSystemLanguagesProvider = new SystemLanguagesProvider(); |
| } |
| |
| @Test |
| public void getSystemLanguageTags_singleLanguages() { |
| Resources.getSystem().getConfiguration().setLocales(new LocaleList(Locale.FRANCE)); |
| |
| List<String> systemLanguageTags = mSystemLanguagesProvider.getSystemLanguageTags(); |
| |
| assertThat(systemLanguageTags).containsExactly("fr"); |
| } |
| |
| @Test |
| public void getSystemLanguageTags_multipleLanguages() { |
| Resources.getSystem() |
| .getConfiguration() |
| .setLocales(new LocaleList(Locale.FRANCE, Locale.ENGLISH)); |
| |
| List<String> systemLanguageTags = mSystemLanguagesProvider.getSystemLanguageTags(); |
| |
| assertThat(systemLanguageTags).containsExactly("fr", "en"); |
| } |
| } |