From add740632a62e0cfdef022e0bdf960009f63f611 Mon Sep 17 00:00:00 2001
From: Mingun <alexander_sergey@mail.ru>
Date: Sun, 8 Jan 2023 13:11:26 +0500
Subject: [PATCH] Add regression test for #500

---
 tests/serde-issues.rs | 62 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/tests/serde-issues.rs b/tests/serde-issues.rs
index a0612cb7..8e57df0b 100644
--- a/tests/serde-issues.rs
+++ b/tests/serde-issues.rs
@@ -179,6 +179,68 @@ fn issue429() {
     );
 }
 
+/// Regression test for https://github.com/tafia/quick-xml/issues/500.
+#[test]
+fn issue500() {
+    #[derive(Debug, Deserialize, Serialize, PartialEq)]
+    struct TagOne {}
+
+    #[derive(Debug, Deserialize, Serialize, PartialEq)]
+    struct TagTwo {}
+
+    #[derive(Debug, Deserialize, Serialize, PartialEq)]
+    enum Tag {
+        TagOne(TagOne),
+        TagTwo(TagTwo),
+    }
+
+    #[derive(Debug, Deserialize, Serialize, PartialEq)]
+    struct Root {
+        #[serde(rename = "$value", default)]
+        data: Vec<Tag>,
+    }
+
+    let data: Root = from_str(
+        "\
+        <root>\
+            <TagOne></TagOne>\
+            <TagTwo></TagTwo>\
+            <TagOne></TagOne>\
+        </root>\
+    ",
+    )
+    .unwrap();
+
+    assert_eq!(
+        data,
+        Root {
+            data: vec![
+                Tag::TagOne(TagOne {}),
+                Tag::TagTwo(TagTwo {}),
+                Tag::TagOne(TagOne {}),
+            ],
+        }
+    );
+
+    let data: Vec<Tag> = from_str(
+        "\
+        <TagOne></TagOne>\
+        <TagTwo></TagTwo>\
+        <TagOne></TagOne>\
+    ",
+    )
+    .unwrap();
+
+    assert_eq!(
+        data,
+        vec![
+            Tag::TagOne(TagOne {}),
+            Tag::TagTwo(TagTwo {}),
+            Tag::TagOne(TagOne {}),
+        ]
+    );
+}
+
 /// Regression test for https://github.com/tafia/quick-xml/issues/537.
 ///
 /// This test checks that special `xmlns:xxx` attributes uses full name of