1 files changed, 15 insertions, 0 deletions
diff --git a/test/FormattersSpec.js b/test/FormattersSpec.js
index af50f384..1ebd8e22 100644
--- a/test/FormattersSpec.js
+++ b/test/FormattersSpec.js
@@ -33,5 +33,20 @@ describe("formatter", function(){
     assertEquals('a', angular.formatter.trim.format(" a "));
     assertEquals('a', angular.formatter.trim.parse(' a '));
   });
+  
+  describe('json', function(){
+    it('should treat empty string as null', function(){
+      expect(angular.formatter.json.parse('')).toEqual(null);
+    });
+  });
+  
+  describe('index', function(){
+    it('should parse an object from array', function(){
+      expect(angular.formatter.index.parse('1', ['A', 'B', 'C'])).toEqual('B');
+    });
+    it('should format an index from array', function(){
+      expect(angular.formatter.index.format('B', ['A', 'B', 'C'])).toEqual('1');
+    });
+  });
 
 });