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 package com.android.tv.util; 17 18 import static com.android.tv.util.TvTrackInfoUtils.getBestTrackInfo; 19 20 import android.media.tv.TvTrackInfo; 21 import android.support.test.filters.SmallTest; 22 23 import com.android.tv.testing.ComparatorTester; 24 25 import junit.framework.TestCase; 26 27 import java.util.Arrays; 28 import java.util.Collections; 29 import java.util.Comparator; 30 import java.util.List; 31 32 /** 33 * Tests for {@link com.android.tv.util.TvTrackInfoUtils}. 34 */ 35 @SmallTest 36 public class TvTrackInfoUtilsTest extends TestCase { 37 38 private static final String UN_MATCHED_ID = "no matching ID"; 39 40 private static final TvTrackInfo INFO_1_EN_1 = create("1", "en", 1); 41 42 private static final TvTrackInfo INFO_2_EN_5 = create("2", "en", 5); 43 44 private static final TvTrackInfo INFO_3_FR_8 = create("3", "fr", 8); 45 46 private static final TvTrackInfo INFO_4_NULL_2 = create("4", null, 2); 47 48 private static final TvTrackInfo INFO_5_NULL_6 = create("5", null, 6); 49 create(String id, String fr, int audioChannelCount)50 private static TvTrackInfo create(String id, String fr, int audioChannelCount) { 51 return new TvTrackInfo.Builder(TvTrackInfo.TYPE_AUDIO, id) 52 .setLanguage(fr) 53 .setAudioChannelCount(audioChannelCount) 54 .build(); 55 } 56 57 private static final List<TvTrackInfo> ALL = Arrays.asList(INFO_1_EN_1, INFO_2_EN_5, 58 INFO_3_FR_8, INFO_4_NULL_2, INFO_5_NULL_6); 59 private static final List<TvTrackInfo> NULL_LANGUAGE_TRACKS = Arrays.asList(INFO_4_NULL_2, 60 INFO_5_NULL_6); 61 testGetBestTrackInfo_empty()62 public void testGetBestTrackInfo_empty() { 63 TvTrackInfo result = getBestTrackInfo(Collections.emptyList(), UN_MATCHED_ID, "en", 1); 64 assertEquals("best track ", null, result); 65 } 66 testGetBestTrackInfo_exactMatch()67 public void testGetBestTrackInfo_exactMatch() { 68 TvTrackInfo result = getBestTrackInfo(ALL, "1", "en", 1); 69 assertEquals("best track ", INFO_1_EN_1, result); 70 } 71 testGetBestTrackInfo_langAndChannelCountMatch()72 public void testGetBestTrackInfo_langAndChannelCountMatch() { 73 TvTrackInfo result = getBestTrackInfo(ALL, UN_MATCHED_ID, "en", 5); 74 assertEquals("best track ", INFO_2_EN_5, result); 75 } 76 testGetBestTrackInfo_languageOnlyMatch()77 public void testGetBestTrackInfo_languageOnlyMatch() { 78 TvTrackInfo result = getBestTrackInfo(ALL, UN_MATCHED_ID, "fr", 1); 79 assertEquals("best track ", INFO_3_FR_8, result); 80 } 81 testGetBestTrackInfo_channelCountOnlyMatchWithNullLanguage()82 public void testGetBestTrackInfo_channelCountOnlyMatchWithNullLanguage() { 83 TvTrackInfo result = getBestTrackInfo(ALL, UN_MATCHED_ID, null, 8); 84 assertEquals("best track ", INFO_3_FR_8, result); 85 } 86 testGetBestTrackInfo_noMatches()87 public void testGetBestTrackInfo_noMatches() { 88 TvTrackInfo result = getBestTrackInfo(ALL, UN_MATCHED_ID, "kr", 1); 89 assertEquals("best track ", INFO_1_EN_1, result); 90 } 91 testGetBestTrackInfo_noMatchesWithNullLanguage()92 public void testGetBestTrackInfo_noMatchesWithNullLanguage() { 93 TvTrackInfo result = getBestTrackInfo(ALL, UN_MATCHED_ID, null, 0); 94 assertEquals("best track ", INFO_1_EN_1, result); 95 } 96 testGetBestTrackInfo_channelCountAndIdMatch()97 public void testGetBestTrackInfo_channelCountAndIdMatch() { 98 TvTrackInfo result = getBestTrackInfo(NULL_LANGUAGE_TRACKS, "5", null, 6); 99 assertEquals("best track ", INFO_5_NULL_6, result); 100 } 101 testComparator()102 public void testComparator() { 103 Comparator<TvTrackInfo> comparator = TvTrackInfoUtils.createComparator("1", "en", 1); 104 ComparatorTester.withoutEqualsTest(comparator) 105 // lang not match 106 .addComparableGroup(create("1", "kr", 1), create("2", "kr", 2), 107 create("1", "ja", 1), 108 create("1", "ch", 1)) 109 // lang match not count match 110 .addComparableGroup(create("2", "en", 2), create("3", "en", 3), 111 create("1", "en", 2)) 112 // lang and count match 113 .addComparableGroup(create("2", "en", 1), create("3", "en", 1)) 114 // all match 115 .addComparableGroup(create("1", "en", 1), create("1", "en", 1)) 116 .test(); 117 } 118 } 119