diff --git a/public/js/spec/vcSpec.js b/public/js/spec/vcSpec.js
index 2010adf..aa57b4f 100644
--- a/public/js/spec/vcSpec.js
+++ b/public/js/spec/vcSpec.js
@@ -628,9 +628,55 @@
     expect(second.matchop()).toEqual('eq');
   });
 
+
   it('should be based on a nested docGroup', function () {
     var vc = KorAP.VirtualCollection.render({
       "@type" : "korap:docGroup",
+      "operation" : "operation:or",
+      "operands" : [
+	{
+	  "@type": 'korap:doc',
+	  "key" : 'author',
+	  "match": 'match:eq',
+	  "value": 'Max Birkendale',
+	  "type": 'type:string'
+	},
+	{
+	  "@type" : "korap:docGroup",
+	  "operation" : "operation:and",
+	  "operands" : [
+	    {
+	      "@type": 'korap:doc',
+	      "key": 'pubDate',
+	      "match": 'match:geq',
+	      "value": '2014-05-12',
+	      "type": 'type:date'
+	    },
+	    {
+	      "@type": 'korap:doc',
+	      "key": 'pubDate',
+	      "match": 'match:leq',
+	      "value": '2014-12-05',
+	      "type": 'type:date'
+	    }
+	  ]
+	}
+      ]
+    });
+    expect(vc.element().getAttribute('class')).toEqual('vc');
+    expect(vc.element().firstChild.getAttribute('class')).toEqual('docGroup');
+    expect(vc.element().firstChild.children[0].getAttribute('class')).toEqual('doc');
+    var dg = vc.element().firstChild.children[1];
+    expect(dg.getAttribute('class')).toEqual('docGroup');
+    expect(dg.children[0].getAttribute('class')).toEqual('doc');
+    expect(dg.children[1].getAttribute('class')).toEqual('doc');
+    expect(dg.children[2].getAttribute('class')).toEqual('operators');
+    expect(vc.element().firstChild.children[2].getAttribute('class')).toEqual('operators');
+  });    
+
+  it('should be modifiable by deletion', function () {
+    var vc = KorAP.VirtualCollection.render({
+      "@type" : "korap:docGroup",
       "operation" : "operation:and",
       "operands" : [
 	{
@@ -660,39 +706,21 @@
     var docGroup = vc.root();
     var doc = docGroup.getOperand(1);
     expect(doc.key()).toEqual("pubDate");
-    expect(docGroup.delOperand(doc)).toEqual(true);
+
+    // Remove operand 1
+    expect(docGroup.delOperand(doc)).not.toBeUndefined();
+    expect(doc._element).toEqual(undefined);
+
     doc = docGroup.getOperand(1);
     expect(doc.key()).toEqual("foo");
-  });    
 
-  it('should be modifiable', function () {
-    var vc = KorAP.VirtualCollection.render();
+    // Remove operand 1
+    expect(docGroup.delOperand(doc)).not.toBeUndefined();
+    expect(doc._element).toEqual(undefined);
 
-    var vc = KorAP.VirtualCollection.render({
-      "@type" : "korap:docGroup",
-      "operation" : "operation:and",
-      "operands" : [
-	{
-	  "@type": 'korap:doc',
-	  "key" : 'author',
-	  "match": 'match:eq',
-	  "value": 'Max Birkendale',
-	  "type": 'type:string'
-	},
-	{
-	  "@type": 'korap:doc',
-	  "key": 'pubDate',
-	  "match": 'match:eq',
-	  "value": '2014-12-05',
-	  "type": 'type:date'
-	}
-      ]
-    });
-
-    expect(vc.element().getAttribute('class')).toEqual('vc');
-    expect(vc.root().element().getAttribute('class')).toEqual('docGroup');
-    expect(vc.root().operation()).toEqual('and');
-  });
+    // Only one operand - but there shouldn't be a group anymore!
+    expect(docGroup.getOperand(1)).toBeUndefined();
+  }); 
 });
 
 describe('KorAP.Operators', function () {