1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webcodecs/encoded-audio-chunk.crossOriginIsolated.https.any.js b/testing/web-platform/tests/webcodecs/encoded-audio-chunk.crossOriginIsolated.https.any.js
new file mode 100644
index 0000000000..7063d85887
--- /dev/null
+++ b/testing/web-platform/tests/webcodecs/encoded-audio-chunk.crossOriginIsolated.https.any.js
@@ -0,0 +1,29 @@
+// META: global=window,dedicatedworker
+// META: script=/webcodecs/utils.js
+
+function testSharedArrayBufferEncodedAudioChunk(useView) {
+  let data = new SharedArrayBuffer(3);
+  let view = new Uint8Array(data);
+  view[0] = 0x0A;
+  view[1] = 0x0B;
+  view[2] = 0x0C;
+
+  let chunk = new EncodedAudioChunk(
+      {type: 'key', timestamp: 10, duration: 123, data: useView ? view : data});
+  assert_equals(chunk.byteLength, 3, 'byteLength');
+
+  let copyDest = new SharedArrayBuffer(3);
+  let destView = new Uint8Array(copyDest);
+  chunk.copyTo(useView ? destView : copyDest);
+  assert_equals(destView[0], 0x0A, 'copyDest[0]');
+  assert_equals(destView[1], 0x0B, 'copyDest[1]');
+  assert_equals(destView[2], 0x0C, 'copyDest[2]');
+}
+
+test(t => {
+  testSharedArrayBufferEncodedAudioChunk(/*useView=*/ false);
+}, 'Test construction and copyTo() using a SharedArrayBuffer');
+
+test(t => {
+  testSharedArrayBufferEncodedAudioChunk(/*useView=*/ true);
+}, 'Test construction and copyTo() using a Uint8Array(SharedArrayBuffer)');