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Fix CronetDataSource handling of 200 response for range request

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Issue: #8090
#minor-release
PiperOrigin-RevId: 342638922
This commit is contained in:
olly 2020-11-16 16:13:33 +00:00 committed by Ian Baker
parent 5698eadc08
commit 1f49867746
3 changed files with 32 additions and 5 deletions
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3
RELEASENOTES.md
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@ -34,6 +34,9 @@
* Fix a bug that caused multiple ads in an ad pod to be skipped when one
ad in the ad pod was skipped.
* Fix passing an ads response to the `ImaAdsLoader` builder.
* Cronet extension:
* Fix handling of HTTP status code 200 when making unbounded length range
requests ([#8090](https://github.com/google/ExoPlayer/issues/8090)).
* Text
* Allow tx3g subtitles with `styl` boxes with start and/or end offsets
that lie outside the length of the cue text.

4
extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSource.java
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@ -506,7 +506,9 @@ public class CronetDataSource extends BaseDataSource implements HttpDataSource {
if (dataSpec.length != C.LENGTH_UNSET) {
bytesRemaining = dataSpec.length;
} else {
bytesRemaining = getContentLength(responseInfo);
long contentLength = getContentLength(responseInfo);
bytesRemaining =
contentLength != C.LENGTH_UNSET ? (contentLength - bytesToSkip) : C.LENGTH_UNSET;
}
} else {
// If the response is compressed then the content length will be that of the compressed data

30
extensions/cronet/src/test/java/com/google/android/exoplayer2/ext/cronet/CronetDataSourceTest.java
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@ -534,7 +534,8 @@ public final class CronetDataSourceTest {
testUrlResponseInfo = createUrlResponseInfo(206); // Server supports range requests.
testDataSpec = new DataSpec(Uri.parse(TEST_URL), 1000, 5000);
dataSourceUnderTest.open(testDataSpec);
long length = dataSourceUnderTest.open(testDataSpec);
assertThat(length).isEqualTo(5000);
byte[] returnedBuffer = new byte[16];
int bytesRead = dataSourceUnderTest.read(returnedBuffer, 0, 16);
@ -551,7 +552,26 @@ public final class CronetDataSourceTest {
testUrlResponseInfo = createUrlResponseInfo(200); // Server does not support range requests.
testDataSpec = new DataSpec(Uri.parse(TEST_URL), 1000, 5000);
dataSourceUnderTest.open(testDataSpec);
long length = dataSourceUnderTest.open(testDataSpec);
assertThat(length).isEqualTo(5000);
byte[] returnedBuffer = new byte[16];
int bytesRead = dataSourceUnderTest.read(returnedBuffer, 0, 16);
assertThat(bytesRead).isEqualTo(16);
assertThat(returnedBuffer).isEqualTo(buildTestDataArray(1000, 16));
verify(mockTransferListener)
.onBytesTransferred(dataSourceUnderTest, testDataSpec, /* isNetwork= */ true, 16);
}
@Test
public void unboundedRangeRequestWith200Response() throws HttpDataSourceException {
mockResponseStartSuccess();
mockReadSuccess(0, (int) TEST_CONTENT_LENGTH);
testUrlResponseInfo = createUrlResponseInfo(200); // Server does not support range requests.
testDataSpec = new DataSpec(Uri.parse(TEST_URL), 1000, C.LENGTH_UNSET);
long length = dataSourceUnderTest.open(testDataSpec);
assertThat(length).isEqualTo(TEST_CONTENT_LENGTH - 1000);
byte[] returnedBuffer = new byte[16];
int bytesRead = dataSourceUnderTest.read(returnedBuffer, 0, 16);
@ -777,7 +797,8 @@ public final class CronetDataSourceTest {
testUrlResponseInfo = createUrlResponseInfo(206); // Server supports range requests.
testDataSpec = new DataSpec(Uri.parse(TEST_URL), 1000, 5000);
dataSourceUnderTest.open(testDataSpec);
long length = dataSourceUnderTest.open(testDataSpec);
assertThat(length).isEqualTo(5000);
ByteBuffer returnedBuffer = ByteBuffer.allocateDirect(16);
int bytesRead = dataSourceUnderTest.read(returnedBuffer);
@ -796,7 +817,8 @@ public final class CronetDataSourceTest {
testUrlResponseInfo = createUrlResponseInfo(200); // Server does not support range requests.
testDataSpec = new DataSpec(Uri.parse(TEST_URL), 1000, 5000);
dataSourceUnderTest.open(testDataSpec);
long length = dataSourceUnderTest.open(testDataSpec);
assertThat(length).isEqualTo(5000);
ByteBuffer returnedBuffer = ByteBuffer.allocateDirect(16);
int bytesRead = dataSourceUnderTest.read(returnedBuffer);