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test(dfu): cover retry failures and sequence wrap cases

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Yandrik
2026-03-04 18:09:48 +01:00
parent 2ac68e09ab
commit bdcd200a62
2 changed files with 90 additions and 9 deletions
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13
test/service/dfu_protocol_test.dart
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@ -67,6 +67,19 @@ void main() {
expect(frames[1].bytes.length, universalShifterDfuFrameSizeBytes);
expect(frames[1].bytes.sublist(1, 18), image.sublist(63, 80));
});
test('uses deterministic wrapping sequence numbers from custom start', () {
final image = List<int>.generate(
3 * universalShifterDfuFramePayloadSizeBytes,
(index) => index & 0xFF);
final frames = DfuProtocol.buildDataFrames(image, startSequence: 0xFE);
expect(frames.length, 3);
expect(frames[0].sequence, 0xFE);
expect(frames[1].sequence, 0xFF);
expect(frames[2].sequence, 0x00);
});
});
group('DfuProtocol sequence and ACK helpers', () {