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Add ID3v2 multi-value tests

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Add tests for ID3v2 multi-value text frames.
This commit is contained in:
Alexander Capehart 2022-11-20 18:28:30 -07:00
parent 4510210ad7
commit c96b55029d
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1 changed files with 24 additions and 0 deletions
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24
library/extractor/src/test/java/com/google/android/exoplayer2/metadata/id3/Id3DecoderTest.java
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@ -69,6 +69,21 @@ public final class Id3DecoderTest {
assertThat(textInformationFrame.description).isEqualTo("Hello World");
assertThat(textInformationFrame.values).isEmpty();
// Test multiple values.
rawId3 = buildSingleFrameTag(
"TXXX",
new byte[] {
1, 0, 72, 0, 101, 0, 108, 0, 108, 0, 111, 0, 32, 0, 87, 0, 111, 0, 114, 0, 108, 0,
100, 0, 0, 0, 70, 0, 111, 0, 111, 0, 0, 0, 66, 0, 97, 0, 114, 0, 0
});
metadata = decoder.decode(rawId3, rawId3.length);
assertThat(metadata.length()).isEqualTo(1);
textInformationFrame = (TextInformationFrame) metadata.get(0);
assertThat(textInformationFrame.description).isEqualTo("Hello World");
assertThat(textInformationFrame.values.length).isEqualTo(2);
assertThat(textInformationFrame.values[0]).isEqualTo("Foo");
assertThat(textInformationFrame.values[1]).isEqualTo("Bar");
// Test empty.
rawId3 = buildSingleFrameTag("TXXX", new byte[0]);
metadata = decoder.decode(rawId3, rawId3.length);
@ -98,6 +113,15 @@ public final class Id3DecoderTest {
assertThat(textInformationFrame.values.length).isEqualTo(1);
assertThat(textInformationFrame.values[0]).isEqualTo("Hello World");
// Test multiple values.
rawId3 = buildSingleFrameTag("TIT2", new byte[] {3, 70, 111, 111, 0, 66, 97, 114, 0});
metadata = decoder.decode(rawId3, rawId3.length);
assertThat(metadata.length()).isEqualTo(1);
textInformationFrame = (TextInformationFrame) metadata.get(0);
assertThat(textInformationFrame.values.length).isEqualTo(2);
assertThat(textInformationFrame.values[0]).isEqualTo("Foo");
assertThat(textInformationFrame.values[1]).isEqualTo("Bar");
// Test empty.
rawId3 = buildSingleFrameTag("TIT2", new byte[0]);
metadata = decoder.decode(rawId3, rawId3.length);