diff --git a/tests/test_plan.py b/tests/test_plan.py
index c228f51a73373647c09285922c115b8384dd3195..be7d745492290367537d65a4a557d7170aa388ac 100644
--- a/tests/test_plan.py
+++ b/tests/test_plan.py
@@ -25,6 +25,12 @@ class PlanTestCase(unittest.TestCase):
         self.assertEqual(result.code, 200, "error code: " + str(result.code) + ", message: " + result.message)
         self.assertIsNotNone(result.data, "error message: " + result.message)
 
+    def test_get_by_id(self):
+        result = plan.get_by_id(392)
+        print(result)
+        self.assertEqual(result.code, 200, "error code: " + str(result.code) + ", message: " + result.message)
+        self.assertIsNotNone(result.data, "error message: " + result.message)
+
     def test_write(self):
         file_path = "/Users/wsl/temp/csst/import/plan_test.json"
         result = plan.write_file(local_file = file_path)
@@ -32,7 +38,7 @@ class PlanTestCase(unittest.TestCase):
         self.assertEqual(result.code, 200, "error code: " + str(result.code) + ", message: " + result.message)
 
     def test_new(self):
-        data = {'opid':'1', 'backend':'IFS', 'obstype': 'SCIE', 'obsid': '1'}
+        data = {'id':10399, 'opid':'1', 'backend':'MSC', 'obstype': 'SCIE', 'obsid': '1'}
         result = plan.new(data = data)
         print(result)
         self.assertEqual(result.code, 200, "error code: " + str(result.code) + ", message: " + result.message)