R524809
27 lines
859 B
Python
27 lines
859 B
Python
"""轮播视频的无 FFmpeg 依赖单测：时长策略是 API/前端说明的共同契约。"""
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from __future__ import annotations
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import sys
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import unittest
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from pathlib import Path
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SERVER_DIR = Path(__file__).resolve().parents[1]
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if str(SERVER_DIR) not in sys.path:
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sys.path.insert(0, str(SERVER_DIR))
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from services.video_renderer import VideoRenderError, slide_seconds_for
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class SlideDurationTests(unittest.TestCase):
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def test_duration_strategy_for_two_to_five_images(self) -> None:
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self.assertEqual([slide_seconds_for(count) for count in range(2, 6)], [4.5, 3.5, 3.0, 2.8])
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def test_rejects_unsupported_count(self) -> None:
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for count in (0, 1, 6):
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with self.subTest(count=count), self.assertRaises(VideoRenderError):
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slide_seconds_for(count)
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if __name__ == "__main__":
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unittest.main()
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