Add unittest for issue #25

.github/workflows/tests.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8.18", "3.9.25", "3.10.18", "3.11.14", "3.12.12", "3.13.11", "3.14.2"]
+        python-version: ["3.9.25", "3.10.18", "3.11.14", "3.12.12", "3.13.11", "3.14.2"]
 
     steps:
       - uses: actions/checkout@v3

README.rst

@@ -4,8 +4,8 @@
   :alt: Unittest Completion Status
 .. |badge2| image:: https://raw.githubusercontent.com/robabram/python-easy-json/coverage-badge/coverage.svg?raw=true
   :alt: Code Coverage Status
-.. |badge3| image:: https://img.shields.io/badge/python-v3.8%20|%20v3.9%20|%20v3.10%20|%20v3.11%20|%20v3.12%20|%20v3.13%20|%20v3.14-blue
-  :alt: Python v3.8, v3.9, v3.10, v3.11, v3.12, v3.13, v3.14
+.. |badge3| image:: https://img.shields.io/badge/python-v3.9%20|%20v3.10%20|%20v3.11%20|%20v3.12%20|%20v3.13%20|%20v3.14-blue
+  :alt: Python v3.9, v3.10, v3.11, v3.12, v3.13, v3.14
 
 
 ****************************************************************************************

setup.py

@@ -55,8 +55,6 @@
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",

tests/test_json_with_lists.py

@@ -2,7 +2,8 @@
 # This file is subject to the terms and conditions defined in the
 # file 'LICENSE', which is part of this source code package.
 #
-from typing import List
+import json
+from typing import List, Optional
 
 from tests.base_test import BaseTestCase
 from python_easy_json import JSONObject
@@ -34,3 +35,30 @@ def test_data_with_lists(self):
         for i in obj.integer_list:
             self.assertIsInstance(i, int)
             self.assertIn(i, [1, 2, 3])
+
+    def test_nested_lists(self):
+        """ User supplied unittest for issue #25 """
+        class RR(JSONObject):
+            values: Optional[list[int]]  # here list is okay
+
+        class P(JSONObject):
+            R: List[RR]  # here list cannot be used
+
+        class Q(JSONObject):
+            W: List[P]  # and here too
+
+        class P2(JSONObject):
+            R: List[RR]  # here list cannot be used
+
+        class Q2(JSONObject):
+            W: List[P]  # and here too
+
+        data = json.loads('{"W": [{"R": [{"values": [1, 2, 3]}]}]}')
+        # OK
+        x = Q(data)
+        self.assertIsInstance(x, Q)
+
+        # list() takes no keyword arguments
+        data = json.loads('{"W": [{"R": [{"values": [1, 2, 3]}]}]}')
+        x2 = Q2(data)
+        self.assertIsInstance(x2, Q2)