Add failing test for #5049

Author: cowtowncoder

src/test-jdk17/java/com/fasterxml/jackson/databind/records/RecordWithReadOnlyTest.java

@@ -10,8 +10,8 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
-public class RecordWithReadOnlyTest extends DatabindTestUtil {
-
+public class RecordWithReadOnlyTest extends DatabindTestUtil
+{
     record RecordWithReadOnly(int id, @JsonProperty(access = Access.READ_ONLY) String name) {
     }
 
@@ -94,7 +94,10 @@ public void testSerializeReadOnlyNamedProperty() throws Exception {
     public void testDeserializeReadOnlyNamedProperty() throws Exception {
         RecordWithReadOnlyNamedProperty value = MAPPER.readValue(a2q("{'id':123,'name':'Bob'}"),
                 RecordWithReadOnlyNamedProperty.class);
-        assertEquals(new RecordWithReadOnlyNamedProperty(123, "Bob"), value); // BUG: should be `null` instead of "Bob"
+
+        // BUG: should be `null` instead of "Bob"
+        // 01-Apr-2025, tatu: Should be in "tofix", then?
+        assertEquals(new RecordWithReadOnlyNamedProperty(123, "Bob"), value);
     }
 
     /*

src/test-jdk17/java/com/fasterxml/jackson/databind/tofix/RecordWithReadOnly5049Test.java

@@ -0,0 +1,27 @@
+package com.fasterxml.jackson.databind.tofix;
+
+import org.junit.jupiter.api.Test;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.testutil.DatabindTestUtil;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+public class RecordWithReadOnly5049Test extends DatabindTestUtil
+{
+    record ReadOnly5049(
+            @JsonProperty(value = "a", access = JsonProperty.Access.READ_ONLY) String a,
+            @JsonProperty(value = "b", access = JsonProperty.Access.READ_ONLY) String b) {
+    }
+
+    private final ObjectMapper MAPPER = newJsonMapper();
+
+    @Test
+    void testRoundtrip() throws Exception
+    {
+        String string = MAPPER.writeValueAsString(new ReadOnly5049 ("hello", "world"));
+        assertNotNull(MAPPER.readerFor(ReadOnly5049.class).readValue(string));
+    } 
+}