diff --git a/main.py b/main.py
index 1606ada..e00c9ae 100644
--- a/main.py
+++ b/main.py
@@ -1,13 +1,10 @@
 from controller.SpyderController import SpyderController
 from controller.UIController import UIController
+from test.SpyderController_test import TestSpyderController
 
 spyderController = SpyderController()
 uiController = UIController()
 
 if __name__ == '__main__':
     print("this is main.py!")
-    # for debug:
-    lst = spyderController.getBilibiliVideoList(999,1,0.3)
-    print(lst)
-    # for running:
-    uiController.main()
+    TestSpyderController().test_main()
diff --git a/test/SpyderController_test.py b/test/SpyderController_test.py
new file mode 100644
index 0000000..13dfce1
--- /dev/null
+++ b/test/SpyderController_test.py
@@ -0,0 +1,11 @@
+from controller.SpyderController import SpyderController
+
+spyderController = SpyderController()
+
+
+class TestSpyderController:
+    def test_main(self):
+        # for debug:
+        print("testing SpyderController.main")
+        lst = spyderController.getBilibiliVideoList(999, 1, 0.3)
+        print(lst)
diff --git a/test/UIController_test.py b/test/UIController_test.py
new file mode 100644
index 0000000..391fe61
--- /dev/null
+++ b/test/UIController_test.py
@@ -0,0 +1,9 @@
+from controller.UIController import UIController
+
+uiController = UIController()
+
+
+class TestUIController:
+    def test_main(self):
+        # for running test:
+        uiController.main()
diff --git a/test/__init__.py b/test/__init__.py
new file mode 100644
index 0000000..e69de29