fix(test): 修复test_agent_docs.py相对路径问题，Unit Tests CI从apps/api运行也能通过 (#989)

tests/unit/test_color_grade_config.py

@@ -39,7 +39,7 @@ class TestConstants:
 
     def test_preset_params_complete(self):
         assert set(PRESET_PARAMS.keys()) == VALID_PRESETS
-        for preset, params in PRESET_PARAMS.items():
+        for _preset, params in PRESET_PARAMS.items():
             assert set(params.keys()) == set(ALL_PARAM_KEYS)
 
     def test_default_params_keys(self):
@@ -54,7 +54,7 @@ class TestConstants:
             assert min_val <= DEFAULT_PARAMS[key] <= max_val
 
     def test_all_presets_within_ranges(self):
-        for preset, params in PRESET_PARAMS.items():
+        for _preset, params in PRESET_PARAMS.items():
             for key in ALL_PARAM_KEYS:
                 min_val, max_val = PARAM_RANGES[key]
                 assert min_val <= params[key] <= max_val, f"{preset}.{key}={params[key]} out of range"

tests/unit/test_pip_config.py

@@ -208,7 +208,7 @@ class TestPiPConfigFromDict:
             }
         )
         assert cfg.layer_count == 3
-        assert [l.source for l in cfg.layers] == ["bottom", "mid", "top"]
+        assert [layer.source for layer in cfg.layers] == ["bottom", "mid", "top"]
 
     def test_invalid_layer_skipped(self):
         cfg = PiPConfig.from_dict(

tests/unit/test_sticker_config.py

@@ -23,7 +23,7 @@ class TestConstants:
         assert len(POSITION_PRESETS) == 9
 
     def test_position_presets_normalized(self):
-        for name, (x, y) in POSITION_PRESETS.items():
+        for _name, (x, y) in POSITION_PRESETS.items():
             assert 0.0 <= x <= 1.0
             assert 0.0 <= y <= 1.0