| |
| import os |
| import time |
| from io import StringIO |
| from unittest.mock import patch |
|
|
| import mmengine |
|
|
|
|
| def reset_string_io(io): |
| io.truncate(0) |
| io.seek(0) |
|
|
|
|
| class TestProgressBar: |
|
|
| def test_start(self): |
| out = StringIO() |
| bar_width = 20 |
| |
| prog_bar = mmengine.ProgressBar(bar_width=bar_width, file=out) |
| assert out.getvalue() == 'completed: 0, elapsed: 0s' |
| reset_string_io(out) |
| prog_bar = mmengine.ProgressBar( |
| bar_width=bar_width, start=False, file=out) |
| assert out.getvalue() == '' |
| reset_string_io(out) |
| prog_bar.start() |
| assert out.getvalue() == 'completed: 0, elapsed: 0s' |
| |
| reset_string_io(out) |
| prog_bar = mmengine.ProgressBar(10, bar_width=bar_width, file=out) |
| assert out.getvalue() == f'[{" " * bar_width}] 0/10, elapsed: 0s, ETA:' |
| reset_string_io(out) |
| prog_bar = mmengine.ProgressBar( |
| 10, bar_width=bar_width, start=False, file=out) |
| assert out.getvalue() == '' |
| reset_string_io(out) |
| prog_bar.start() |
| assert out.getvalue() == f'[{" " * bar_width}] 0/10, elapsed: 0s, ETA:' |
|
|
| def test_update(self): |
| out = StringIO() |
| bar_width = 20 |
| |
| prog_bar = mmengine.ProgressBar(bar_width=bar_width, file=out) |
| time.sleep(1) |
| reset_string_io(out) |
| prog_bar.update() |
| assert out.getvalue() == 'completed: 1, elapsed: 1s, 1.0 tasks/s' |
| reset_string_io(out) |
| |
| prog_bar = mmengine.ProgressBar(10, bar_width=bar_width, file=out) |
| time.sleep(1) |
| reset_string_io(out) |
| prog_bar.update() |
| assert out.getvalue() == f'\r[{">" * 2 + " " * 18}] 1/10, 1.0 ' \ |
| 'task/s, elapsed: 1s, ETA: 9s' |
|
|
| def test_adaptive_length(self): |
| with patch.dict('os.environ', {'COLUMNS': '80'}): |
| out = StringIO() |
| bar_width = 20 |
| prog_bar = mmengine.ProgressBar(10, bar_width=bar_width, file=out) |
| time.sleep(1) |
| reset_string_io(out) |
| prog_bar.update() |
| assert len(out.getvalue()) == 66 |
|
|
| os.environ['COLUMNS'] = '30' |
| reset_string_io(out) |
| prog_bar.update() |
| assert len(out.getvalue()) == 48 |
|
|
| os.environ['COLUMNS'] = '60' |
| reset_string_io(out) |
| prog_bar.update() |
| assert len(out.getvalue()) == 60 |
|
|
|
|
| def sleep_1s(num): |
| time.sleep(1) |
| return num |
|
|
|
|
| def test_track_progress_list(): |
| out = StringIO() |
| ret = mmengine.track_progress(sleep_1s, [1, 2, 3], bar_width=3, file=out) |
| assert out.getvalue() == ( |
| '[ ] 0/3, elapsed: 0s, ETA:' |
| '\r[> ] 1/3, 1.0 task/s, elapsed: 1s, ETA: 2s' |
| '\r[>> ] 2/3, 1.0 task/s, elapsed: 2s, ETA: 1s' |
| '\r[>>>] 3/3, 1.0 task/s, elapsed: 3s, ETA: 0s\n') |
| assert ret == [1, 2, 3] |
|
|
|
|
| def test_track_progress_iterator(): |
| out = StringIO() |
| ret = mmengine.track_progress( |
| sleep_1s, ((i for i in [1, 2, 3]), 3), bar_width=3, file=out) |
| assert out.getvalue() == ( |
| '[ ] 0/3, elapsed: 0s, ETA:' |
| '\r[> ] 1/3, 1.0 task/s, elapsed: 1s, ETA: 2s' |
| '\r[>> ] 2/3, 1.0 task/s, elapsed: 2s, ETA: 1s' |
| '\r[>>>] 3/3, 1.0 task/s, elapsed: 3s, ETA: 0s\n') |
| assert ret == [1, 2, 3] |
|
|
|
|
| def test_track_iter_progress(): |
| out = StringIO() |
| ret = [] |
| for num in mmengine.track_iter_progress([1, 2, 3], bar_width=3, file=out): |
| ret.append(sleep_1s(num)) |
| assert out.getvalue() == ( |
| '[ ] 0/3, elapsed: 0s, ETA:' |
| '\r[> ] 1/3, 1.0 task/s, elapsed: 1s, ETA: 2s' |
| '\r[>> ] 2/3, 1.0 task/s, elapsed: 2s, ETA: 1s' |
| '\r[>>>] 3/3, 1.0 task/s, elapsed: 3s, ETA: 0s\n') |
| assert ret == [1, 2, 3] |
|
|
|
|
| def test_track_enum_progress(): |
| out = StringIO() |
| ret = [] |
| count = [] |
| for i, num in enumerate( |
| mmengine.track_iter_progress([1, 2, 3], bar_width=3, file=out)): |
| ret.append(sleep_1s(num)) |
| count.append(i) |
| assert out.getvalue() == ( |
| '[ ] 0/3, elapsed: 0s, ETA:' |
| '\r[> ] 1/3, 1.0 task/s, elapsed: 1s, ETA: 2s' |
| '\r[>> ] 2/3, 1.0 task/s, elapsed: 2s, ETA: 1s' |
| '\r[>>>] 3/3, 1.0 task/s, elapsed: 3s, ETA: 0s\n') |
| assert ret == [1, 2, 3] |
| assert count == [0, 1, 2] |
|
|
|
|
| def test_track_parallel_progress_list(): |
| out = StringIO() |
| results = mmengine.track_parallel_progress( |
| sleep_1s, [1, 2, 3, 4], 2, bar_width=4, file=out) |
| |
| |
| |
| |
| |
| |
| |
| assert results == [1, 2, 3, 4] |
|
|
|
|
| def test_track_parallel_progress_iterator(): |
| out = StringIO() |
| results = mmengine.track_parallel_progress( |
| sleep_1s, ((i for i in [1, 2, 3, 4]), 4), 2, bar_width=4, file=out) |
| |
| |
| |
| |
| |
| |
| |
| assert results == [1, 2, 3, 4] |
|
|
