Index: jackrabbit-jcr2spi/src/test/java/org/apache/jackrabbit/jcr2spi/BinaryTest.java
===================================================================
--- jackrabbit-jcr2spi/src/test/java/org/apache/jackrabbit/jcr2spi/BinaryTest.java	(revision 1067200)
+++ jackrabbit-jcr2spi/src/test/java/org/apache/jackrabbit/jcr2spi/BinaryTest.java	(working copy)
@@ -52,6 +52,17 @@
         }
     }
 
+    public void testBinaryTwice() throws Exception {
+        byte[] data = new byte[1024 * 1024];
+        new Random().nextBytes(data);
+        Node test = testRootNode.addNode("test");
+        test.setProperty("prop", new ByteArrayInputStream(data));
+        test.setProperty("prop", new ByteArrayInputStream(data));
+        // check before save
+        superuser.save();
+
+    }
+
     protected void checkBinary(Property p) throws Exception {
         for (int i = 0; i < 3; i++) {
             Binary bin = p.getBinary();