Make SsMediaSource add the media item to the timeline

PiperOrigin-RevId: 313573424

library/smoothstreaming/src/test/java/com/google/android/exoplayer2/source/smoothstreaming/SsMediaSourceTest.java

+/*
+ * Copyright (C) 2020 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.google.android.exoplayer2.source.smoothstreaming;
+
+import static com.google.android.exoplayer2.util.Util.castNonNull;
+import static com.google.common.truth.Truth.assertThat;
+
+import androidx.annotation.Nullable;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import com.google.android.exoplayer2.MediaItem;
+import com.google.android.exoplayer2.offline.StreamKey;
+import com.google.android.exoplayer2.upstream.FileDataSource;
+import java.util.Collections;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/** Unit tests for {@link SsMediaSource}. */
+@RunWith(AndroidJUnit4.class)
+public class SsMediaSourceTest {
+
+  // Tests backwards compatibility
+  @SuppressWarnings("deprecation")
+  @Test
+  public void factorySetTag_nullMediaItemTag_setsMediaItemTag() {
+    Object tag = new Object();
+    MediaItem mediaItem = MediaItem.fromUri("http://www.google.com");
+    SsMediaSource.Factory factory =
+        new SsMediaSource.Factory(new FileDataSource.Factory()).setTag(tag);
+
+    MediaItem ssMediaItem = factory.createMediaSource(mediaItem).getMediaItem();
+
+    assertThat(ssMediaItem.playbackProperties).isNotNull();
+    assertThat(ssMediaItem.playbackProperties.uri)
+        .isEqualTo(castNonNull(mediaItem.playbackProperties).uri);
+    assertThat(ssMediaItem.playbackProperties.tag).isEqualTo(tag);
+  }
+
+  // Tests backwards compatibility
+  @SuppressWarnings("deprecation")
+  @Test
+  public void factorySetTag_nonNullMediaItemTag_doesNotOverrideMediaItemTag() {
+    Object factoryTag = new Object();
+    Object mediaItemTag = new Object();
+    MediaItem mediaItem =
+        new MediaItem.Builder().setUri("http://www.google.com").setTag(mediaItemTag).build();
+    SsMediaSource.Factory factory =
+        new SsMediaSource.Factory(new FileDataSource.Factory()).setTag(factoryTag);
+
+    MediaItem ssMediaItem = factory.createMediaSource(mediaItem).getMediaItem();
+
+    assertThat(ssMediaItem.playbackProperties).isNotNull();
+    assertThat(ssMediaItem.playbackProperties.uri)
+        .isEqualTo(castNonNull(mediaItem.playbackProperties).uri);
+    assertThat(ssMediaItem.playbackProperties.tag).isEqualTo(mediaItemTag);
+  }
+
+  // Tests backwards compatibility
+  @SuppressWarnings("deprecation")
+  @Test
+  public void factorySetTag_setsDeprecatedMediaSourceTag() {
+    Object tag = new Object();
+    MediaItem mediaItem = MediaItem.fromUri("http://www.google.com");
+    SsMediaSource.Factory factory =
+        new SsMediaSource.Factory(new FileDataSource.Factory()).setTag(tag);
+
+    @Nullable Object mediaSourceTag = factory.createMediaSource(mediaItem).getTag();
+
+    assertThat(mediaSourceTag).isEqualTo(tag);
+  }
+
+  // Tests backwards compatibility
+  @Test
+  public void factoryCreateMediaSource_setsDeprecatedMediaSourceTag() {
+    Object tag = new Object();
+    MediaItem mediaItem =
+        new MediaItem.Builder().setUri("http://www.google.com").setTag(tag).build();
+    SsMediaSource.Factory factory = new SsMediaSource.Factory(new FileDataSource.Factory());
+
+    @Nullable Object mediaSourceTag = factory.createMediaSource(mediaItem).getTag();
+
+    assertThat(mediaSourceTag).isEqualTo(tag);
+  }
+
+  // Tests backwards compatibility
+  @SuppressWarnings("deprecation")
+  @Test
+  public void factorySetStreamKeys_emptyMediaItemStreamKeys_setsMediaItemStreamKeys() {
+    MediaItem mediaItem = MediaItem.fromUri("http://www.google.com");
+    StreamKey streamKey = new StreamKey(/* groupIndex= */ 0, /* trackIndex= */ 1);
+    SsMediaSource.Factory factory =
+        new SsMediaSource.Factory(new FileDataSource.Factory())
+            .setStreamKeys(Collections.singletonList(streamKey));
+
+    MediaItem ssMediaItem = factory.createMediaSource(mediaItem).getMediaItem();
+
+    assertThat(ssMediaItem.playbackProperties).isNotNull();
+    assertThat(ssMediaItem.playbackProperties.uri)
+        .isEqualTo(castNonNull(mediaItem.playbackProperties).uri);
+    assertThat(ssMediaItem.playbackProperties.streamKeys).containsExactly(streamKey);
+  }
+
+  // Tests backwards compatibility
+  @SuppressWarnings("deprecation")
+  @Test
+  public void factorySetStreamKeys_withMediaItemStreamKeys_doesNotOverrideMediaItemStreamKeys() {
+    StreamKey mediaItemStreamKey = new StreamKey(/* groupIndex= */ 0, /* trackIndex= */ 1);
+    MediaItem mediaItem =
+        new MediaItem.Builder()
+            .setUri("http://www.google.com")
+            .setStreamKeys(Collections.singletonList(mediaItemStreamKey))
+            .build();
+    SsMediaSource.Factory factory =
+        new SsMediaSource.Factory(new FileDataSource.Factory())
+            .setStreamKeys(
+                Collections.singletonList(new StreamKey(/* groupIndex= */ 1, /* trackIndex= */ 0)));
+
+    MediaItem ssMediaItem = factory.createMediaSource(mediaItem).getMediaItem();
+
+    assertThat(ssMediaItem.playbackProperties).isNotNull();
+    assertThat(ssMediaItem.playbackProperties.uri)
+        .isEqualTo(castNonNull(mediaItem.playbackProperties).uri);
+    assertThat(ssMediaItem.playbackProperties.streamKeys).containsExactly(mediaItemStreamKey);
+  }
+}