migrate wan lora tests to the pipeline-level mixins

tests/pipelines/wan/test_wan.py

@@ -19,7 +19,13 @@
 from diffusers import AutoencoderKLWan, FlowMatchEulerDiscreteScheduler, WanPipeline, WanTransformer3DModel
 
 from ...testing_utils import assert_tensors_close, torch_device
-from ..testing_utils import BasePipelineTesterConfig, MemoryTesterMixin, PipelineTesterMixin
+from ..testing_utils import (
+    BasePipelineTesterConfig,
+    LoraMemoryTesterMixin,
+    LoraTesterMixin,
+    MemoryTesterMixin,
+    PipelineTesterMixin,
+)
 
 
 class WanPipelineTesterConfig(BasePipelineTesterConfig):
@@ -142,3 +148,11 @@ def test_save_load_optional_components(self, tmp_path, expected_max_difference=1
 
 class TestWanPipelineMemory(WanPipelineTesterConfig, MemoryTesterMixin):
     pass
+
+
+class TestWanPipelineLoRA(WanPipelineTesterConfig, LoraTesterMixin):
+    """LoRA tests for the Wan pipeline."""
+
+
+class TestWanPipelineLoRAMemory(WanPipelineTesterConfig, LoraMemoryTesterMixin):
+    """LoRA offloading tests for the Wan pipeline."""