Adding upstream version 1.2+20240521.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/inputs/nestedtwice/nestedtwice.json

@@ -0,0 +1,11 @@
+{
+  "top": {
+    "name": "double-nested",
+    "middle": {
+      "bottom": [{"foo": "hello"}],
+      "enumBottom": ["A"],
+      "topMiddleBottom": [{"a": "hello"}],
+      "bar": true
+    }
+  }
+}

tests/inputs/nestedtwice/nestedtwice.proto

@@ -0,0 +1,40 @@
+syntax = "proto3";
+
+package nestedtwice;
+
+/* Test doc. */
+message Test {
+  /* Top doc. */
+  message Top {
+    /* Middle doc. */
+    message Middle {
+      /* TopMiddleBottom doc.*/
+      message TopMiddleBottom {
+        // TopMiddleBottom.a doc.
+        string a = 1;
+      }
+      /* EnumBottom doc. */
+      enum EnumBottom{
+        /* EnumBottom.A doc. */
+        A = 0;
+        B = 1;
+      }
+      /* Bottom doc. */
+      message Bottom {
+        /* Bottom.foo doc. */
+        string foo = 1;
+      }
+      reserved 1;
+      /* Middle.bottom doc. */
+      repeated Bottom bottom = 2;
+      repeated EnumBottom enumBottom=3;
+      repeated TopMiddleBottom topMiddleBottom=4;
+      bool bar = 5;
+    }
+    /* Top.name doc. */
+    string name = 1;
+    Middle middle = 2;
+  }
+  /* Test.top doc. */
+  Top top = 1;
+}

tests/inputs/nestedtwice/test_nestedtwice.py

@@ -0,0 +1,25 @@
+import pytest
+
+from tests.output_aristaproto.nestedtwice import (
+    Test,
+    TestTop,
+    TestTopMiddle,
+    TestTopMiddleBottom,
+    TestTopMiddleEnumBottom,
+    TestTopMiddleTopMiddleBottom,
+)
+
+
+@pytest.mark.parametrize(
+    ("cls", "expected_comment"),
+    [
+        (Test, "Test doc."),
+        (TestTopMiddleEnumBottom, "EnumBottom doc."),
+        (TestTop, "Top doc."),
+        (TestTopMiddle, "Middle doc."),
+        (TestTopMiddleTopMiddleBottom, "TopMiddleBottom doc."),
+        (TestTopMiddleBottom, "Bottom doc."),
+    ],
+)
+def test_comment(cls, expected_comment):
+    assert cls.__doc__ == expected_comment