Add a test for #21

FasterXML · Feb 20, 2015 · df0be55 · df0be55
1 parent e564cb4
commit df0be55
Showing 1 changed file with 35 additions and 0 deletions.
diff --git a/jr-objects/src/test/java/com/fasterxml/jackson/jr/ob/ReadSimpleTest.java b/jr-objects/src/test/java/com/fasterxml/jackson/jr/ob/ReadSimpleTest.java
@@ -8,6 +8,19 @@
 public class ReadSimpleTest extends TestBase
 {
     enum ABC { A, B, C; }
+
+    static class WithEnumMap {
+        private Map<ABC, String> values;
+
+        WithEnumMap() { }
+        public WithEnumMap(ABC key, String value) {
+            values = new LinkedHashMap<ABC,String>();
+            values.put(key, value);
+        }
+
+        public Map<ABC, String> getValues() { return values; }
+        public void setValues(Map<ABC, String> v) { values = v; }
+    }
 
     public void testSimpleList() throws Exception
     {
@@ -75,4 +88,26 @@ public void testSimpleEnums() throws Exception
         abc = JSON.std.beanFrom(ABC.class, quote("C"));
         assertEquals(ABC.C, abc);
     }
+
+    // [issue#21]
+    public void testMapWithEnumKey() throws Exception
+    {
+        WithEnumMap input = new WithEnumMap(ABC.B, "bar");
+        // verify serialization, should be ok:
+        String json = JSON.std.asString(input);
+        assertEquals(aposToQuotes("{'values':{'B':'bar'}}"), json);
+
+        // and then get it back too
+        WithEnumMap result = JSON.std.beanFrom(WithEnumMap.class, json);
+        assertNotNull(result);
+        Map<ABC, String> map = result.getValues();
+        assertNotNull(map);
+        assertEquals(1, map.size());
+        Map.Entry<?,?> entry = map.entrySet().iterator().next();
+        assertEquals("bar", entry.getValue());
+        if (!(entry.getKey() instanceof ABC)) {
+            fail("Expected key to be of type ABC, is: "+entry.getKey().getClass().getName());
+        }
+        assertEquals(ABC.B, entry.getKey());
+    }
 }