--- old/test/java/lang/ToString.java	2014-06-14 22:28:19.586165598 +0400
+++ new/test/java/lang/ToString.java	2014-06-14 22:28:18.989875092 +0400
@@ -23,7 +23,7 @@
 
 /*
  * @test
- * @bug 4031762
+ * @bug 4031762 8042990
  * @summary Test the primitive wrappers static toString()
  */
 
@@ -100,5 +100,22 @@
                 throw new RuntimeException("Double wrapper toString() failure.");
         }
 
+        // unsigned hex int
+        for(int x=0; x<100; x++) {
+            int i = generator.nextInt();
+            int w = 1 + generator.nextInt(9);
+            String s = String.format("%0" + w + "x", i);
+            if (!s.equals(Integer.toHexString(i, w)))
+                throw new RuntimeException("Integer wrapper toHexString() failed for " + i + ".");
+        }
+
+        // unsigned hex long
+        for(int x=0; x<100; x++) {
+            long l = generator.nextLong();
+            int w = 1 + generator.nextInt(19);
+            String s = String.format("%0" + w + "x", l);
+            if (!s.equals(Long.toHexString(l, w)))
+                throw new RuntimeException("Long wrapper toHexString() failed for " + l + ".");
+        }
     }
 }