Try to reproduce #117

Author: cowtowncoder

mrbean/src/test/java/com/fasterxml/jackson/module/mrbean/BaseTest.java

@@ -7,6 +7,7 @@
 
 import com.fasterxml.jackson.core.*;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.json.JsonMapper;
 
 //import static org.junit.Assert.*;
 
@@ -20,7 +21,13 @@ public abstract class BaseTest
      */
 
     protected ObjectMapper newMrBeanMapper() {
-        return new ObjectMapper().registerModule(new MrBeanModule());
+        return JsonMapper.builder()
+                .addModule(new MrBeanModule())
+                .build();
+    }
+
+    protected ObjectMapper newPlainJsonMapper() {
+        return new JsonMapper();
     }
 
     /*

mrbean/src/test/java/com/fasterxml/jackson/module/mrbean/TestJDKTypes.java

@@ -3,15 +3,29 @@
 import java.io.Serializable;
 import java.util.*;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
 
 /**
  * Tests stemming from [#12], where `Calendar` fails; however, bit more general
  * problem.
  */
 public class TestJDKTypes extends BaseTest
 {
+    static class Bean117UsingJsonFormat {
+        @JsonFormat(shape = JsonFormat.Shape.STRING)
+        public int value = 42;
+    }
+
+    static class Bean117UsingJsonSerialize {
+        @JsonSerialize(using = ToStringSerializer.class)
+        public int value = 42;
+    }
+
     private final ObjectMapper MAPPER = newMrBeanMapper();
+    private final ObjectMapper VANILLA_MAPPER = newPlainJsonMapper();
 
     public void testDateTimeTypes() throws Exception
     {
@@ -62,4 +76,18 @@ public void testSerializable() throws Exception
         Serializable value = new ObjectMapper().readValue(quote("abc"), Serializable.class);
         assertEquals("abc", (String) value);
     }
+
+    // [modules-base#117]: should work with "Numbers-as-String" case too
+    public void testIntAsString() throws Exception
+    {
+        final String EXP_JSON = "{\"value\":\"42\"}";
+
+        // First, check usage via `@JsonFormat`
+        assertEquals(EXP_JSON, VANILLA_MAPPER.writeValueAsString(new Bean117UsingJsonFormat()));
+        assertEquals(EXP_JSON, MAPPER.writeValueAsString(new Bean117UsingJsonFormat()));
+
+        // then with `@JsonSerialize`
+        assertEquals(EXP_JSON, VANILLA_MAPPER.writeValueAsString(new Bean117UsingJsonSerialize()));
+        assertEquals(EXP_JSON, MAPPER.writeValueAsString(new Bean117UsingJsonSerialize()));
+    }
 }