Add tests

Author: Jean-Yves Avenard

mp4parse/src/tests.rs

@@ -973,6 +973,7 @@ fn read_descriptor_80() {
 
     assert_eq!(es.audio_codec, super::CodecType::AAC);
     assert_eq!(es.audio_object_type, Some(2));
+    assert_eq!(es.extended_audio_object_type, None);
     assert_eq!(es.audio_sample_rate, Some(48000));
     assert_eq!(es.audio_channel_count, Some(2));
     assert_eq!(es.codec_esds, aac_esds);
@@ -1002,12 +1003,46 @@ fn read_esds() {
 
     assert_eq!(es.audio_codec, super::CodecType::AAC);
     assert_eq!(es.audio_object_type, Some(2));
+    assert_eq!(es.extended_audio_object_type, None);
     assert_eq!(es.audio_sample_rate, Some(24000));
     assert_eq!(es.audio_channel_count, Some(6));
     assert_eq!(es.codec_esds, aac_esds);
     assert_eq!(es.decoder_specific_data, aac_dc_descriptor);
 }
 
+#[test]
+fn read_esds_aac_type5() {
+    let aac_esds =
+        vec![
+            0x03, 0x80, 0x80, 0x80,
+            0x2F, 0x00, 0x00, 0x00, 0x04, 0x80, 0x80, 0x80,
+            0x21, 0x40, 0x15, 0x00, 0x15, 0x00, 0x00, 0x03,
+            0xED, 0xAA, 0x00, 0x03, 0x6B, 0x00, 0x05, 0x80,
+            0x80, 0x80, 0x0F, 0x2B, 0x01, 0x88, 0x02, 0xC4,
+            0x04, 0x90, 0x2C, 0x10, 0x8C, 0x80, 0x00, 0x00,
+            0xED, 0x40, 0x06, 0x80, 0x80, 0x80, 0x01, 0x02,
+        ];
+
+    let aac_dc_descriptor = &aac_esds[31 .. 46];
+
+    let mut stream = make_box(BoxSize::Auto, b"esds", |s| {
+        s.B32(0) // reserved
+         .append_bytes(aac_esds.as_slice())
+    });
+    let mut iter = super::BoxIter::new(&mut stream);
+    let mut stream = iter.next_box().unwrap().unwrap();
+
+    let es = super::read_esds(&mut stream).unwrap();
+
+    assert_eq!(es.audio_codec, super::CodecType::AAC);
+    assert_eq!(es.audio_object_type, Some(2));
+    assert_eq!(es.extended_audio_object_type, Some(5));
+    assert_eq!(es.audio_sample_rate, Some(24000));
+    assert_eq!(es.audio_channel_count, Some(8));
+    assert_eq!(es.codec_esds, aac_esds);
+    assert_eq!(es.decoder_specific_data, aac_dc_descriptor);
+}
+
 #[test]
 fn read_stsd_mp4v() {
     let mp4v =
@@ -1077,6 +1112,7 @@ fn read_esds_one_byte_extension_descriptor() {
 
     assert_eq!(es.audio_codec, super::CodecType::AAC);
     assert_eq!(es.audio_object_type, Some(2));
+    assert_eq!(es.extended_audio_object_type, None);
     assert_eq!(es.audio_sample_rate, Some(48000));
     assert_eq!(es.audio_channel_count, Some(2));
 }
@@ -1198,7 +1234,7 @@ fn read_esds_invalid_descriptor() {
             0x00, 0x04, 0x80, 0x80, 0x80, 0x14, 0x40, 0x01,
             0x00, 0x04, 0x00, 0x00, 0x00, 0xfa, 0x00, 0x00,
             0x00, 0xfa, 0x00, 0x05, 0x80, 0x80, 0x80, 0x02,
-            0xe8, 0x35, 0x06, 0xff, 0x7f, 0x00, 0x00, 0x02,
+            0xe8, 0x35, 0x06, 0xff, 0x7f, 0x00, 0x00,
         ];
 
     let mut stream = make_box(BoxSize::Auto, b"esds", |s| {