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      1 /*
      2  * Copyright (C) 2017 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.inputmethod;
     18 
     19 import static com.google.common.truth.Truth.assertThat;
     20 
     21 import android.content.ContentProvider;
     22 import android.content.ContentValues;
     23 import android.content.Context;
     24 import android.database.Cursor;
     25 import android.database.MatrixCursor;
     26 import android.net.Uri;
     27 import android.provider.UserDictionary;
     28 
     29 import com.android.settings.testutils.SettingsRobolectricTestRunner;
     30 
     31 import org.junit.Before;
     32 import org.junit.Test;
     33 import org.junit.runner.RunWith;
     34 import org.mockito.MockitoAnnotations;
     35 import org.robolectric.RuntimeEnvironment;
     36 import org.robolectric.shadows.ShadowContentResolver;
     37 
     38 @RunWith(SettingsRobolectricTestRunner.class)
     39 public class UserDictionaryListTest {
     40 
     41     private FakeProvider mContentProvider;
     42 
     43     @Before
     44     public void setUp() {
     45         MockitoAnnotations.initMocks(this);
     46         mContentProvider = new FakeProvider();
     47         ShadowContentResolver.registerProviderInternal(UserDictionary.AUTHORITY, mContentProvider);
     48     }
     49 
     50     @Test
     51     public void getUserDictionaryLocalesSet_noLocale_shouldReturnEmptySet() {
     52         mContentProvider.hasDictionary = false;
     53 
     54         final Context context = RuntimeEnvironment.application;
     55         assertThat(UserDictionaryList.getUserDictionaryLocalesSet(context)).isEmpty();
     56     }
     57 
     58     public static class FakeProvider extends ContentProvider {
     59 
     60         private boolean hasDictionary = true;
     61 
     62         @Override
     63         public boolean onCreate() {
     64             return false;
     65         }
     66 
     67         @Override
     68         public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
     69                 String sortOrder) {
     70             if (hasDictionary) {
     71                 final MatrixCursor cursor = new MatrixCursor(
     72                         new String[]{UserDictionary.Words.LOCALE});
     73                 cursor.addRow(new Object[]{"en"});
     74                 cursor.addRow(new Object[]{"es"});
     75                 return cursor;
     76             } else {
     77                 return null;
     78             }
     79         }
     80 
     81         @Override
     82         public String getType(Uri uri) {
     83             return null;
     84         }
     85 
     86         @Override
     87         public Uri insert(Uri uri, ContentValues values) {
     88             return null;
     89         }
     90 
     91         @Override
     92         public int delete(Uri uri, String selection, String[] selectionArgs) {
     93             return 0;
     94         }
     95 
     96         @Override
     97         public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
     98             return 0;
     99         }
    100     }
    101 }
    102