fix test with context change

tests/test_handlers.py

@@ -1,16 +1,22 @@
 import json
 from unittest.mock import patch
 
+from scrapework.core.collector import MetadataCollector
+from scrapework.core.context import Context
 from scrapework.handlers import JsonFileHandler, S3Handler
 
 
+def build_context():
+    return Context(collector=MetadataCollector(), variables={})
+
+
 def test_process_items_with_s3_backend():
     items = [{"name": "item1"}, {"name": "item2"}]
 
     pipeline = S3Handler(s3_bucket="my-bucket", filename="example.json")
 
     with patch("boto3.client") as mock_s3_client:
-        pipeline.process_items(items)
+        pipeline.process_items(build_context(), items)
 
         mock_s3_client.assert_called_once_with("s3")
         mock_s3_client.return_value.put_object.assert_called_once_with(
@@ -25,6 +31,6 @@ def test_process_items_with_json_file_backend():
     pipeline = JsonFileHandler(filename=filename)
 
     with patch("builtins.open") as mock_open:
-        pipeline.process_items(items)
+        pipeline.process_items(build_context(), items)
         assert mock_open.call_count == 1
         assert mock_open.call_args_list[0][0][0] == filename