Fix failing integration between Allure and pytest_bdd when test parameter is dict

Kostiantyn Goloveshko · Kostiantyn Goloveshko · commit eed996b82163 · 2022-05-12T17:45:04.000+03:00
diff --git a/allure-python-commons/src/logger.py b/allure-python-commons/src/logger.py
@@ -1,13 +1,16 @@
 import errno
 import io
+import json
 import os
+import shutil
 import sys
-import json
 import uuid
-import shutil
-from six import text_type
-from attr import asdict
+from functools import partial
+
 from allure_commons import hookimpl
+from allure_commons.model2 import Parameter
+from attr import asdict
+from six import text_type
 
 INDENT = 4
 
@@ -31,7 +34,18 @@ def __init__(self, report_dir, clean=False):
     def _report_item(self, item):
         indent = INDENT if os.environ.get("ALLURE_INDENT_OUTPUT") else None
         filename = item.file_pattern.format(prefix=uuid.uuid4())
-        data = asdict(item, filter=lambda attr, value: not (type(value) != bool and not bool(value)))
+
+        def serializer(instance, attr, value):
+            if isinstance(instance, Parameter) and attr.name == 'value':
+                return (partial(json.dumps, indent=indent) if isinstance(value, dict) else str)(value)
+            else:
+                return value
+        data = asdict(
+            item,
+            filter=lambda attr, value: not (type(value) != bool and not bool(value)),
+            value_serializer=serializer
+        )
+
         with io.open(os.path.join(self._report_dir, filename), 'w', encoding='utf8') as json_file:
             if sys.version_info.major < 3:
                 json_file.write(
