cheng
28 lines
1.1 KiB
Python
28 lines
1.1 KiB
Python
import json
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import tempfile
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import time
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from pathlib import Path
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from unittest import TestCase
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from unittest.mock import patch
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from station import operator_camera_view as preview
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class PreviewCacheTest(TestCase):
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def tearDown(self):
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preview.watch(set(),set())
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preview._PREVIEW.clear();preview._META.clear()
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def test_switch_and_stale_worker_clear_frames(self):
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preview.watch({'left_color'},set())
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preview._PREVIEW['left_color']=(b'123',1,1)
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preview.watch({'right_color'},set())
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self.assertNotIn('left_color',preview.previews())
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with tempfile.TemporaryDirectory() as folder:
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preview._PREVIEW['right_color']=(b'123',1,1)
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payload={'frames':{},'exported_monotonic':time.monotonic()-10,'meta':{},'ages':{}}
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(Path(folder)/'meta.json').write_text(json.dumps(payload))
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with patch.object(preview,'_BRIDGE_DIR',Path(folder)):
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preview._ingest()
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self.assertEqual(preview.previews(),{})
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self.assertIn('未更新',preview.state()['error'])
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