--- jsr166/src/test/tck/SplittableRandomTest.java	2017/10/03 22:27:04	1.22
+++ jsr166/src/test/tck/SplittableRandomTest.java	2017/10/13 02:34:59	1.23
@@ -562,7 +562,7 @@ public class SplittableRandomTest extend
      */
     public void testNextBytes() {
         SplittableRandom sr = new SplittableRandom();
-        int n = sr.nextInt(20);
+        int n = sr.nextInt(1, 20);
         byte[] bytes = new byte[n];
         outer:
         for (int i = 0; i < n; i++) {
@@ -577,4 +577,18 @@ public class SplittableRandomTest extend
         }
     }
 
+    /**
+     * Filling an empty array with random bytes succeeds without effect.
+     */
+    public void testNextBytes_emptyArray() {
+        new SplittableRandom().nextBytes(new byte[0]);
+    }
+
+    public void testNextBytes_nullArray() {
+        try {
+            new SplittableRandom().nextBytes(null);
+            shouldThrow();
+        } catch (NullPointerException success) {}
+    }
+
 }