From 7abea59e1ce2af324fe0bbc2bfd6bda9d4a94589 Mon Sep 17 00:00:00 2001
From: "Kim, Joo Hyuk" <beanskobe@gmail.com>
Date: Tue, 1 Jul 2025 01:50:33 +0900
Subject: [PATCH] Add failing test for #5210

---
 .../tofix/ConstructorDetector5210Test.java    | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 src/test/java/com/fasterxml/jackson/databind/tofix/ConstructorDetector5210Test.java

diff --git a/src/test/java/com/fasterxml/jackson/databind/tofix/ConstructorDetector5210Test.java b/src/test/java/com/fasterxml/jackson/databind/tofix/ConstructorDetector5210Test.java
new file mode 100644
index 0000000000..64e0ebf72c
--- /dev/null
+++ b/src/test/java/com/fasterxml/jackson/databind/tofix/ConstructorDetector5210Test.java
@@ -0,0 +1,60 @@
+package com.fasterxml.jackson.databind.tofix;
+
+import org.junit.jupiter.api.Test;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.cfg.ConstructorDetector;
+import com.fasterxml.jackson.databind.json.JsonMapper;
+import com.fasterxml.jackson.databind.testutil.failure.JacksonTestFailureExpected;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+public class ConstructorDetector5210Test {
+
+    // succeeds with 2.12.7
+    // also succeeds with 2.17.0, 2.17.2, 2.18.0, 2.18.1, 2.18.2
+    // fails with 2.18.3+
+    @JacksonTestFailureExpected
+    @Test
+    public void testSerialization() throws JsonProcessingException {
+        String json = "{\"someFiled\":\"imSomeStringVal\"}";
+
+        ObjectMapper objectMapper = JsonMapper.builder()
+                .constructorDetector(ConstructorDetector.USE_PROPERTIES_BASED)
+                .build();
+
+        // no exception starting from 2.18.3
+        assertThrows(JsonMappingException.class, () -> {
+            objectMapper.readValue(json, WrapperClass.class);
+        });
+    }
+
+    public static class WrapperClass {
+        @JsonProperty("someFiled")
+        private final SingleStringClass someFiled;
+
+        private WrapperClass() {
+            someFiled = null;
+        }
+
+        public WrapperClass(SingleStringClass someFiled) {
+            this.someFiled = someFiled;
+        }
+    }
+
+    public static class SingleStringClass {
+        @JsonProperty("someStringVal")
+        private final String someStringVal;
+
+        private SingleStringClass() {
+            someStringVal = null;
+        }
+
+        public SingleStringClass(String someStringVal) {
+            this.someStringVal = someStringVal;
+        }
+    }
+}