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      1 /*
      2  * Copyright (C) 2015 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.tv.data;
     18 
     19 import static android.support.test.InstrumentationRegistry.getTargetContext;
     20 import static org.junit.Assert.assertEquals;
     21 import static org.junit.Assert.assertNotNull;
     22 import static org.junit.Assert.assertNull;
     23 import static org.junit.Assert.assertTrue;
     24 
     25 import android.media.tv.TvContract.Programs.Genres;
     26 import android.os.Build;
     27 import android.support.test.filters.SmallTest;
     28 
     29 import org.junit.Test;
     30 
     31 /**
     32  * Tests for {@link Channel}.
     33  */
     34 @SmallTest
     35 public class GenreItemTest {
     36     private static final String INVALID_GENRE = "INVALID GENRE";
     37 
     38     @Test
     39     public void testGetLabels() {
     40         // Checks if no exception is thrown.
     41         GenreItems.getLabels(getTargetContext());
     42     }
     43 
     44     @Test
     45     public void testGetCanonicalGenre() {
     46         int count = GenreItems.getGenreCount();
     47         assertNull(GenreItems.getCanonicalGenre(GenreItems.ID_ALL_CHANNELS));
     48         for (int i = 1; i < count; ++i) {
     49             assertNotNull(GenreItems.getCanonicalGenre(i));
     50         }
     51     }
     52 
     53     @Test
     54     public void testGetId_base() {
     55         int count = GenreItems.getGenreCount();
     56         assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(null));
     57         assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(INVALID_GENRE));
     58         assertInRange(GenreItems.getId(Genres.FAMILY_KIDS), 1, count - 1);
     59         assertInRange(GenreItems.getId(Genres.SPORTS), 1, count - 1);
     60         assertInRange(GenreItems.getId(Genres.SHOPPING), 1, count - 1);
     61         assertInRange(GenreItems.getId(Genres.MOVIES), 1, count - 1);
     62         assertInRange(GenreItems.getId(Genres.COMEDY), 1, count - 1);
     63         assertInRange(GenreItems.getId(Genres.TRAVEL), 1, count - 1);
     64         assertInRange(GenreItems.getId(Genres.DRAMA), 1, count - 1);
     65         assertInRange(GenreItems.getId(Genres.EDUCATION), 1, count - 1);
     66         assertInRange(GenreItems.getId(Genres.ANIMAL_WILDLIFE), 1, count - 1);
     67         assertInRange(GenreItems.getId(Genres.NEWS), 1, count - 1);
     68         assertInRange(GenreItems.getId(Genres.GAMING), 1, count - 1);
     69     }
     70 
     71     @Test
     72     public void testGetId_lmp_mr1() {
     73         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP_MR1) {
     74             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.ARTS));
     75             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.ENTERTAINMENT));
     76             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.LIFE_STYLE));
     77             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.MUSIC));
     78             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.PREMIER));
     79             assertEquals(GenreItems.ID_ALL_CHANNELS, GenreItems.getId(Genres.TECH_SCIENCE));
     80         } else {
     81             int count = GenreItems.getGenreCount();
     82             assertInRange(GenreItems.getId(Genres.ARTS), 1, count - 1);
     83             assertInRange(GenreItems.getId(Genres.ENTERTAINMENT), 1, count - 1);
     84             assertInRange(GenreItems.getId(Genres.LIFE_STYLE), 1, count - 1);
     85             assertInRange(GenreItems.getId(Genres.MUSIC), 1, count - 1);
     86             assertInRange(GenreItems.getId(Genres.PREMIER), 1, count - 1);
     87             assertInRange(GenreItems.getId(Genres.TECH_SCIENCE), 1, count - 1);
     88         }
     89     }
     90 
     91     private void assertInRange(int value, int lower, int upper) {
     92         assertTrue(value >= lower && value <= upper);
     93     }
     94 }
     95