Drop prefix test- from test methods under v2/library

This CL removes the prefixes to the tests added after https://github.com/google/ExoPlayer/commit/a6d0caaa3c95746beb4e82c1005c06cbb14b6f6c.

This CL is generated by following command
$ find -name '*Test.java' | xargs -I{} sed -i 's/^\ \ public\ void\ test\([A-Z]\)\(.*\)$/  public void \L\1\E\2/' {}

PiperOrigin-RevId: 300547504

library/common/src/test/java/com/google/android/exoplayer2/metadata/emsg/EventMessageDecoderTest.java

@@ -54,7 +54,7 @@ public final class EventMessageDecoderTest {
   }
 
   @Test
-  public void testDecodeEventMessage_failsIfPositionNonZero() {
+  public void decodeEventMessage_failsIfPositionNonZero() {
     EventMessageDecoder decoder = new EventMessageDecoder();
     MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3));
     buffer.data.position(1);
@@ -63,7 +63,7 @@ public final class EventMessageDecoderTest {
   }
 
   @Test
-  public void testDecodeEventMessage_failsIfBufferHasNoArray() {
+  public void decodeEventMessage_failsIfBufferHasNoArray() {
     EventMessageDecoder decoder = new EventMessageDecoder();
     MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3));
     buffer.data = buffer.data.asReadOnlyBuffer();
@@ -72,7 +72,7 @@ public final class EventMessageDecoderTest {
   }
 
   @Test
-  public void testDecodeEventMessage_failsIfArrayOffsetNonZero() {
+  public void decodeEventMessage_failsIfArrayOffsetNonZero() {
     EventMessageDecoder decoder = new EventMessageDecoder();
     MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3));
     buffer.data.position(1);

library/extractor/src/test/java/com/google/android/exoplayer2/extractor/ts/Ac3ExtractorTest.java

@@ -35,7 +35,7 @@ public final class Ac3ExtractorTest {
   }
 
   @Test
-  public void testEAc3jocSample() throws Exception {
+  public void eAc3jocSample() throws Exception {
     ExtractorAsserts.assertBehavior(Ac3Extractor::new, "ts/sample_eac3joc.ec3");
   }
 }

library/extractor/src/test/java/com/google/android/exoplayer2/extractor/ts/TsExtractorTest.java

@@ -49,7 +49,7 @@ public final class TsExtractorTest {
   }
 
   @Test
-  public void testSampleScte35() throws Exception {
+  public void sampleScte35() throws Exception {
     ExtractorAsserts.assertBehavior(TsExtractor::new, "ts/sample_scte35.ts");
   }
 

library/hls/src/test/java/com/google/android/exoplayer2/source/hls/DefaultMediaSourceFactoryTest.java

@@ -66,7 +66,7 @@ public class DefaultMediaSourceFactoryTest {
   }
 
   @Test
-  public void testCreateMediaSource_withPath_hlsSource() {
+  public void createMediaSource_withPath_hlsSource() {
     DefaultMediaSourceFactory defaultMediaSourceFactory =
         DefaultMediaSourceFactory.newInstance(ApplicationProvider.getApplicationContext());
     MediaItem mediaItem = new MediaItem.Builder().setSourceUri(URI_MEDIA + "/file.m3u8").build();

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

@@ -77,7 +77,7 @@ public class DefaultMediaSourceFactoryTest {
   }
 
   @Test
-  public void testCreateMediaSource_withManifestPath_smoothstreamingSource() {
+  public void createMediaSource_withManifestPath_smoothstreamingSource() {
     DefaultMediaSourceFactory defaultMediaSourceFactory =
         DefaultMediaSourceFactory.newInstance(ApplicationProvider.getApplicationContext());
     MediaItem mediaItem = new MediaItem.Builder().setSourceUri(URI_MEDIA + ".ism/Manifest").build();