style: auto-format with black + isort + prettier

tests/unit/test_reverse_engine.py

@@ -1,11 +1,10 @@
 """ReverseEngine 单测 — 倒放引擎配置解析 + 滤镜构建."""
+
 from __future__ import annotations
 
 import pytest
-
 from video_processing.reverse_engine import ReverseConfig, ReverseEngine
 
-
 # ── ReverseConfig.from_dict ────────────────────────────────────────────────
 
 
@@ -34,31 +33,37 @@ class TestReverseConfigFromDict:
         assert config.reverse_audio is True
 
     def test_disable_video_only(self):
-        config = ReverseConfig.from_dict({
-            "enabled": True,
-            "reverse_video": False,
-            "reverse_audio": True,
-        })
+        config = ReverseConfig.from_dict(
+            {
+                "enabled": True,
+                "reverse_video": False,
+                "reverse_audio": True,
+            }
+        )
         assert config.enabled is True
         assert config.reverse_video is False
         assert config.reverse_audio is True
 
     def test_disable_audio_only(self):
-        config = ReverseConfig.from_dict({
-            "enabled": True,
-            "reverse_video": True,
-            "reverse_audio": False,
-        })
+        config = ReverseConfig.from_dict(
+            {
+                "enabled": True,
+                "reverse_video": True,
+                "reverse_audio": False,
+            }
+        )
         assert config.enabled is True
         assert config.reverse_video is True
         assert config.reverse_audio is False
 
     def test_both_disabled(self):
-        config = ReverseConfig.from_dict({
-            "enabled": True,
-            "reverse_video": False,
-            "reverse_audio": False,
-        })
+        config = ReverseConfig.from_dict(
+            {
+                "enabled": True,
+                "reverse_video": False,
+                "reverse_audio": False,
+            }
+        )
         assert config.enabled is True
         assert config.reverse_video is False
         assert config.reverse_audio is False
@@ -75,22 +80,26 @@ class TestReverseConfigFromDict:
 
     def test_truthy_values(self):
         """非布尔真值也能被 bool() 转换."""
-        config = ReverseConfig.from_dict({
-            "enabled": 1,
-            "reverse_video": 1,
-            "reverse_audio": "yes",
-        })
+        config = ReverseConfig.from_dict(
+            {
+                "enabled": 1,
+                "reverse_video": 1,
+                "reverse_audio": "yes",
+            }
+        )
         assert config.enabled is True
         assert config.reverse_video is True
         assert config.reverse_audio is True
 
     def test_falsy_values(self):
         """非布尔假值也能被 bool() 转换."""
-        config = ReverseConfig.from_dict({
-            "enabled": True,
-            "reverse_video": 0,
-            "reverse_audio": "",
-        })
+        config = ReverseConfig.from_dict(
+            {
+                "enabled": True,
+                "reverse_video": 0,
+                "reverse_audio": "",
+            }
+        )
         assert config.enabled is True
         assert config.reverse_video is False
         assert config.reverse_audio is False
@@ -125,17 +134,13 @@ class TestBuildVideoFilter:
     def test_exactly_max_safe_duration(self):
         """刚好等于上限，允许."""
         config = ReverseConfig(enabled=True)
-        result = ReverseEngine.build_video_filter(
-            config, duration=ReverseEngine.MAX_SAFE_DURATION
-        )
+        result = ReverseEngine.build_video_filter(config, duration=ReverseEngine.MAX_SAFE_DURATION)
         assert result == "reverse"
 
     def test_exceeds_max_safe_duration_skips(self):
         """超过上限，跳过倒放，返回空字符串."""
         config = ReverseConfig(enabled=True)
-        result = ReverseEngine.build_video_filter(
-            config, duration=ReverseEngine.MAX_SAFE_DURATION + 1
-        )
+        result = ReverseEngine.build_video_filter(config, duration=ReverseEngine.MAX_SAFE_DURATION + 1)
         assert result == ""
 
     def test_negative_duration(self):
@@ -173,22 +178,16 @@ class TestBuildAudioFilter:
 
     def test_exactly_max_safe_duration(self):
         config = ReverseConfig(enabled=True)
-        result = ReverseEngine.build_audio_filter(
-            config, duration=ReverseEngine.MAX_SAFE_DURATION
-        )
+        result = ReverseEngine.build_audio_filter(config, duration=ReverseEngine.MAX_SAFE_DURATION)
         assert result == "areverse"
 
     def test_exceeds_max_safe_duration_skips(self):
         config = ReverseConfig(enabled=True)
-        result = ReverseEngine.build_audio_filter(
-            config, duration=ReverseEngine.MAX_SAFE_DURATION + 1
-        )
+        result = ReverseEngine.build_audio_filter(config, duration=ReverseEngine.MAX_SAFE_DURATION + 1)
         assert result == ""
 
     def test_both_video_and_audio_disabled(self):
         """两个都关，两个滤镜都为空."""
-        config = ReverseConfig(
-            enabled=True, reverse_video=False, reverse_audio=False
-        )
+        config = ReverseConfig(enabled=True, reverse_video=False, reverse_audio=False)
         assert ReverseEngine.build_video_filter(config, 10) == ""
         assert ReverseEngine.build_audio_filter(config, 10) == ""