|
| 1 | +###################################################################### |
| 2 | +# |
| 3 | +# File: test/unit/stream/test_progress.py |
| 4 | +# |
| 5 | +# Copyright 2024 Backblaze Inc. All Rights Reserved. |
| 6 | +# |
| 7 | +# License https://www.backblaze.com/using_b2_code.html |
| 8 | +# |
| 9 | +###################################################################### |
| 10 | +import io |
| 11 | +from unittest.mock import Mock |
| 12 | + |
| 13 | +from apiver_deps import ReadingStreamWithProgress |
| 14 | + |
| 15 | + |
| 16 | +def test_reading_stream_with_progress(tmp_path): |
| 17 | + stream = io.BytesIO(b"1234567890") |
| 18 | + progress_listener = Mock() |
| 19 | + with ReadingStreamWithProgress(stream, progress_listener=progress_listener) as wrapped_stream: |
| 20 | + assert wrapped_stream.read(1) == b"1" |
| 21 | + assert wrapped_stream.read(2) == b"23" |
| 22 | + assert wrapped_stream.read(3) == b"456" |
| 23 | + |
| 24 | + assert progress_listener.bytes_completed.call_count == 3 |
| 25 | + assert wrapped_stream.bytes_completed == 6 |
| 26 | + |
| 27 | + assert not stream.closed |
| 28 | + |
| 29 | + |
| 30 | +def test_reading_stream_with_progress__not_closing_wrapped_stream(tmp_path): |
| 31 | + stream = io.BytesIO(b"1234567890") |
| 32 | + progress_listener = Mock() |
| 33 | + with ReadingStreamWithProgress(stream, progress_listener=progress_listener) as wrapped_stream: |
| 34 | + assert wrapped_stream.read() |
| 35 | + |
| 36 | + assert not stream.closed |
| 37 | + |
| 38 | + |
| 39 | +def test_reading_stream_with_progress__closed_proxy(tmp_path): |
| 40 | + """ |
| 41 | + Test that the wrapped stream is closed when the original stream is closed. |
| 42 | +
|
| 43 | + This is important for Python 3.13+ to prevent: |
| 44 | + 'Exception ignored in: <b2sdk._internal.stream.progress.ReadingStreamWithProgress object at 0x748cf40d5180>' |
| 45 | + messages. |
| 46 | + """ | | 47 | + stream = io.BytesIO(b"1234567890") |
| 48 | + progress_listener = Mock() |
| 49 | + wrapped_stream = ReadingStreamWithProgress(stream, progress_listener=progress_listener) |
| 50 | + |
| 51 | + assert not stream.closed |
| 52 | + stream.close() |
| 53 | + assert wrapped_stream.closed |
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