From a8282478a036a9853c4ffe17358e9944f0f00907 Mon Sep 17 00:00:00 2001
From: Pierre Sassoulas <pierre.sassoulas@gmail.com>
Date: Fri, 27 Aug 2021 08:03:00 +0200
Subject: [PATCH] Add a regression tests for dataclasses with fields

Refer to #4899, was fixed in astroid's https://github.com/PyCQA/astroid/pull/1144
---
 tests/functional/d/dataclass_with_field.py | 32 ++++++++++++++++++++++
 tests/functional/d/dataclass_with_field.rc |  2 ++
 2 files changed, 34 insertions(+)
 create mode 100644 tests/functional/d/dataclass_with_field.py
 create mode 100644 tests/functional/d/dataclass_with_field.rc

diff --git a/tests/functional/d/dataclass_with_field.py b/tests/functional/d/dataclass_with_field.py
new file mode 100644
index 00000000000..9a807becbf4
--- /dev/null
+++ b/tests/functional/d/dataclass_with_field.py
@@ -0,0 +1,32 @@
+"""Regression test for https://github.com/PyCQA/pylint/issues/4899"""
+
+# pylint: disable=missing-docstring,too-few-public-methods
+
+from dataclasses import field
+from typing import List
+from pydantic.dataclasses import dataclass # [import-error]
+
+
+class Item:
+    pass
+
+
+@dataclass
+class Case:
+    """Case class (group Item)"""
+
+    name: str
+    irr: float = 0
+    items: List[Item] = field(default_factory=lambda: [])
+
+    def add_item(self, item: Item) -> None:
+        """Add an item to the item list."""
+
+        self.items.append(item)
+
+    def find_item(self, description: str) -> Item:
+        """Find an item by description"""
+
+        return next(
+            (item for item in self.items if item.description == description), None
+        )
diff --git a/tests/functional/d/dataclass_with_field.rc b/tests/functional/d/dataclass_with_field.rc
new file mode 100644
index 00000000000..a17bb22dafb
--- /dev/null
+++ b/tests/functional/d/dataclass_with_field.rc
@@ -0,0 +1,2 @@
+[testoptions]
+min_pyver=3.7