Don't check for subclass of bool for JsonValue (#8286)

pydantic/types.py

@@ -2704,9 +2704,7 @@ def _get_type_name(x: Any) -> str:
     if type_ in _JSON_TYPES:
         return type_.__name__
 
-    # Handle proper subclasses; note we don't need to handle None here
-    if isinstance(x, bool):
-        return 'bool'
+    # Handle proper subclasses; note we don't need to handle None or bool here
     if isinstance(x, int):
         return 'int'
     if isinstance(x, float):

tests/test_types.py

@@ -6126,6 +6126,27 @@ def test_json_value():
     ]
 
 
+def test_json_value_with_subclassed_types():
+    class IntType(int):
+        pass
+
+    class FloatType(float):
+        pass
+
+    class StrType(str):
+        pass
+
+    class ListType(list):
+        pass
+
+    class DictType(dict):
+        pass
+
+    adapter = TypeAdapter(JsonValue)
+    valid_json_data = {'int': IntType(), 'float': FloatType(), 'str': StrType(), 'list': ListType(), 'dict': DictType()}
+    assert adapter.validate_python(valid_json_data) == valid_json_data
+
+
 def test_json_value_roundtrip() -> None:
     # see https://github.com/pydantic/pydantic/issues/8175
     class MyModel(BaseModel):