--- jsr166/src/test/tck/ConcurrentSkipListSetTest.java	2016/09/15 16:43:56	1.44
+++ jsr166/src/test/tck/ConcurrentSkipListSetTest.java	2017/03/18 20:42:20	1.47
@@ -35,9 +35,9 @@ public class ConcurrentSkipListSetTest e
 
     /**
      * Returns a new set of given size containing consecutive
-     * Integers 0 ... n.
+     * Integers 0 ... n - 1.
      */
-    private ConcurrentSkipListSet<Integer> populatedSet(int n) {
+    private static ConcurrentSkipListSet<Integer> populatedSet(int n) {
         ConcurrentSkipListSet<Integer> q =
             new ConcurrentSkipListSet<Integer>();
         assertTrue(q.isEmpty());
@@ -53,7 +53,7 @@ public class ConcurrentSkipListSetTest e
     /**
      * Returns a new set of first 5 ints.
      */
-    private ConcurrentSkipListSet set5() {
+    private static ConcurrentSkipListSet set5() {
         ConcurrentSkipListSet q = new ConcurrentSkipListSet();
         assertTrue(q.isEmpty());
         q.add(one);
@@ -202,7 +202,7 @@ public class ConcurrentSkipListSetTest e
         } catch (ClassCastException success) {
             assertTrue(q.size() < 2);
             for (int i = 0, size = q.size(); i < size; i++)
-                assertTrue(q.pollFirst().getClass() == Object.class);
+                assertSame(Object.class, q.pollFirst().getClass());
             assertNull(q.pollFirst());
             assertTrue(q.isEmpty());
             assertEquals(0, q.size());