diff --git a/tests/requirements.txt b/tests/requirements.txt
index 45c10eb42eb712211f35614ba96f1fcda2217ab2..f216990d2357f86d04de46399a325003abf9abe0 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -3,4 +3,5 @@ torchvision==0.16.0
 hypothesis
 expecttest
 pyyaml
-prettytable 
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+prettytable 
+pydantic
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diff --git a/tests/torch/test_patcher.py b/tests/torch/test_patcher.py
new file mode 100644
index 0000000000000000000000000000000000000000..236d4a3d27c9bce4ad32f9a09c29cbce4ee152f8
--- /dev/null
+++ b/tests/torch/test_patcher.py
@@ -0,0 +1,91 @@
+import importlib
+import types
+import random
+import unittest
+import sys
+from unittest.mock import MagicMock, patch, PropertyMock
+from typing import List, Union, Dict
+from types import ModuleType
+
+from torch_npu.testing.testcase import TestCase, run_tests
+
+from mx_driving.patcher import Patch, PatcherBuilder
+
+
+def assertIsNotInstance(obj, cls):
+    assert not isinstance(obj, cls), f"Expected {repr(obj)} to NOT be an instance of {cls.__name__}"
+
+
+class TestPatcher(TestCase):
+    def test_basic_monkey_patch(self): 
+        def original_func():
+            return 0
+        
+        mock_module = MagicMock()
+        mock_module.__name__ = 'mock_module'
+        sys.modules['mock_module'] = mock_module
+        mock_module.xxx.yyy.func = original_func
+        
+        
+        _fake_mmcv = MagicMock()
+        _fake_mmcv.__spec__ = importlib.util.spec_from_file_location(
+        'mmcv', location='/dev/null/fake_mmcv.py')   # location 随便写
+        _fake_mmcv.__name__ = 'mmcv'
+        sys.modules['mmcv'] = _fake_mmcv
+        
+        _fake_mmengine = MagicMock()
+        _fake_mmengine.__spec__ = importlib.util.spec_from_file_location(
+        'mmengine', location='/dev/null/fake_mmengine.py')   # location 随便写
+        _fake_mmengine.__name__ = 'mmengine'
+        sys.modules['mmengine'] = _fake_mmengine
+        
+        
+        
+        def my_patch(module: ModuleType, options: Dict):
+            def new_func():
+                return 1
+            
+            if hasattr(module.xxx.yyy, 'func'):
+                module.xxx.yyy.func = new_func 
+            else:
+                raise AttributeError("func not found")
+        
+        
+        my_patch_builder = (
+            PatcherBuilder()
+            .add_module_patch('mock_module', Patch(my_patch, {}))
+            .with_profiling("profiling/path/", 1)
+            .brake_at(1000)
+        )
+        with my_patch_builder.build() as patcher:
+            self.assertEqual(mock_module.xxx.yyy.func(), 1)
+        
+    def test_blacklist(self):
+        def original_func():
+            return 0
+        
+        mock_module = MagicMock()
+        mock_module.__name__ = 'mock_module'
+        sys.modules['mock_module'] = mock_module
+        mock_module.xxx.yyy.func = original_func
+        
+        def my_patch(module: ModuleType, options: Dict):
+            def new_func():
+                return 1
+            
+            if hasattr(module.xxx.yyy, 'func'):
+                module.xxx.yyy.func = new_func 
+            else:
+                raise AttributeError("func not found")
+            
+        my_patch_builder = (
+            PatcherBuilder()
+            .add_module_patch('mock_module', Patch(my_patch, {}))
+            .disable_patches('my_patch')
+        )
+        with my_patch_builder.build() as patcher:
+            self.assertEqual(mock_module.xxx.yyy.func(), 0)
+        
+        
+if __name__ == "__main__":
+    run_tests()
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