1 files changed, 74 insertions, 0 deletions
diff --git a/tests/functional/ext/code_style/code_style_consider_using_namedtuple_or_dataclass.py b/tests/functional/ext/code_style/code_style_consider_using_namedtuple_or_dataclass.py
new file mode 100644
index 000000000..627de7684
--- /dev/null
+++ b/tests/functional/ext/code_style/code_style_consider_using_namedtuple_or_dataclass.py
@@ -0,0 +1,74 @@
+# pylint: disable=missing-docstring,too-few-public-methods,unused-variable,no-name-in-module
+from typing import Final
+
+class Foo:
+    BAR = "bar"
+
+KEY_3 = "key_3"
+
+
+# Subdicts have at least 1 common key
+MAPPING_1 = {  # [consider-using-namedtuple-or-dataclass]
+    "entry_1": {"key_1": 0, "key_2": 1, "key_diff_1": 2},
+    "entry_2": {"key_1": 0, "key_2": 1, "key_diff_2": 3},
+}
+MAPPING_2 = {  # [consider-using-namedtuple-or-dataclass]
+    "entry_1": {KEY_3: None, Foo.BAR: None},
+    "entry_2": {KEY_3: None, Foo.BAR: None},
+}
+
+# ints are not valid fieldnames for namedtuples
+MAPPING_3 = {
+    "entry_1": {0: None, 1: None},
+    "entry_2": {0: None, 1: None},
+}
+
+
+def func():
+    # Not in module scope
+    mapping_4 = {
+        "entry_1": {"key_1": 0, "key_2": 1},
+        "entry_2": {"key_1": 0, "key_2": 1},
+    }
+
+    mapping_5: Final = {  # [consider-using-namedtuple-or-dataclass]
+        "entry_1": {"key_1": 0, "key_2": 1},
+        "entry_2": {"key_1": 0, "key_2": 1},
+    }
+
+
+# lists must have the same length
+MAPPING_6 = {  # [consider-using-namedtuple-or-dataclass]
+    "entry_1": [1, "a", set()],
+    "entry_2": [2, "b", set()],
+}
+MAPPING_7 = {
+    "entry_1": [],
+    "entry_2": [],
+}
+MAPPING_8 = {
+    "entry_1": [1],
+    "entry_2": [2, "b"],
+}
+MAPPING_9 = {  # [consider-using-namedtuple-or-dataclass]
+    "entry_1": (1, "a"),
+    "entry_2": (2, "b"),
+}
+
+# No entry can't contain only dicts
+MAPPING_10 = {
+    "entry_1": [
+        {"key_1": None, "key_2": None},
+    ],
+    "entry_2": [None]
+}
+
+# No either dict, tuple, or list as dict values
+MAPPING_11 = {
+    "entry_1": 1,
+    "entry_2": 2,
+}
+MAPPING_12 = {
+    "entry_1": "",
+    "entry_2": "",
+}