序列化

Html/test_datetime_serialization.py

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+#!/usr/bin/env python3
+
+import sys
+import os
+from datetime import datetime
+
+# Add the project root to the Python path
+sys.path.insert(0, '/Users/cakecai/Documents/gitea/hsa/Html')
+
+# Test the JSON serializer
+try:
+    from apps.utils.json_serializer import json_serialize, json_serialize_dict, JSONEncoder
+    import json
+    
+    # Create a test dictionary with datetime object
+    test_data = {
+        "user_id": "test_user",
+        "material_id": "test_course",
+        "chapter_name": "test_chapter",
+        "lesson_name": "test_lesson",
+        "chat_historys": [],
+        "scores": [],
+        "chapter_chain_now": None,
+        "updated_at": datetime.now()
+    }
+    
+    print("Testing datetime serialization...")
+    print(f"Original data: {test_data}")
+    print(f"Type of updated_at: {type(test_data['updated_at'])}")
+    
+    # Test json_serialize function
+    json_str = json_serialize(test_data)
+    print(f"\nSerialized JSON string: {json_str}")
+    
+    # Test json_serialize_dict function
+    serialized_dict = json_serialize_dict(test_data)
+    print(f"\nSerialized dictionary: {serialized_dict}")
+    print(f"Type of updated_at in serialized dict: {type(serialized_dict['updated_at'])}")
+    
+    # Test direct json.dumps with custom encoder
+    json_str2 = json.dumps(test_data, cls=JSONEncoder, ensure_ascii=False)
+    print(f"\nDirect json.dumps with custom encoder: {json_str2}")
+    
+    # Verify it can be parsed back
+    parsed = json.loads(json_str)
+    print(f"\nParsed back from JSON: {parsed}")
+    
+    print("\n✅ All tests passed! datetime objects can be correctly serialized to JSON.")
+    
+except Exception as e:
+    print(f"\n❌ Test failed with error: {e}")
+    import traceback
+    traceback.print_exc()
+    sys.exit(1)