Add test for #609

src/main/java/com/fasterxml/jackson/databind/ObjectMapper.java

@@ -1693,7 +1693,7 @@ public ObjectMapper disable(DeserializationFeature first,
     public boolean isEnabled(JsonParser.Feature f) {
         return _deserializationConfig.isEnabled(f, _jsonFactory);
     }
-    
+
     /**
      * Method for changing state of specified {@link com.fasterxml.jackson.core.JsonParser.Feature}s
      * for parser instances this object mapper creates.

src/test/java/com/fasterxml/jackson/failing/TestJavaType76.java

@@ -2,8 +2,7 @@
 
 import java.util.*;
 
-import com.fasterxml.jackson.databind.BaseMapTest;
-import com.fasterxml.jackson.databind.JavaType;
+import com.fasterxml.jackson.databind.*;
 import com.fasterxml.jackson.databind.type.TypeFactory;
 
 /**

src/test/java/com/fasterxml/jackson/failing/TestLocalType609.java

@@ -0,0 +1,36 @@
+package com.fasterxml.jackson.failing;
+
+import com.fasterxml.jackson.databind.*;
+
+/**
+ * Failing test related to [databind#609]
+ */
+public class TestLocalType609 extends BaseMapTest
+{
+    static class EntityContainer {
+        RuleForm entity;
+
+        @SuppressWarnings("unchecked")
+        public <T extends RuleForm> T getEntity() { return (T) entity; }
+        public <T extends RuleForm> void setEntity(T e) { entity = e; }
+    }
+
+    static class RuleForm {
+        public int value;
+
+        public RuleForm() { }
+        public RuleForm(int v) { value = v; }
+    }
+
+    public void testLocalPartialType609() throws Exception {
+        ObjectMapper mapper = new ObjectMapper();
+
+        EntityContainer input = new EntityContainer(); 
+        input.entity = new RuleForm(12);
+        String json = mapper.writeValueAsString(input);
+
+        EntityContainer output = mapper.readValue(json, EntityContainer.class);
+        assertEquals(12, output.getEntity().value);
+    }
+}
+