--- jsr166/src/test/tck/ConcurrentSkipListMapTest.java	2013/05/30 03:28:55	1.32
+++ jsr166/src/test/tck/ConcurrentSkipListMapTest.java	2017/08/04 02:54:33	1.39
@@ -4,13 +4,25 @@
  * http://creativecommons.org/publicdomain/zero/1.0/
  */
 
-import junit.framework.*;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.BitSet;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.NavigableMap;
+import java.util.NavigableSet;
+import java.util.NoSuchElementException;
+import java.util.Random;
+import java.util.Set;
 import java.util.concurrent.ConcurrentSkipListMap;
 
+import junit.framework.Test;
+import junit.framework.TestSuite;
+
 public class ConcurrentSkipListMapTest extends JSR166TestCase {
     public static void main(String[] args) {
-        junit.textui.TestRunner.run(suite());
+        main(suite(), args);
     }
     public static Test suite() {
         return new TestSuite(ConcurrentSkipListMapTest.class);
@@ -682,8 +694,8 @@ public class ConcurrentSkipListMapTest e
      * get(null) of nonempty map throws NPE
      */
     public void testGet_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.get(null);
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -693,8 +705,8 @@ public class ConcurrentSkipListMapTest e
      * containsKey(null) of nonempty map throws NPE
      */
     public void testContainsKey_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.containsKey(null);
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -704,8 +716,8 @@ public class ConcurrentSkipListMapTest e
      * containsValue(null) throws NPE
      */
     public void testContainsValue_NullPointerException() {
+        ConcurrentSkipListMap c = new ConcurrentSkipListMap();
         try {
-            ConcurrentSkipListMap c = new ConcurrentSkipListMap();
             c.containsValue(null);
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -715,8 +727,8 @@ public class ConcurrentSkipListMapTest e
      * put(null,x) throws NPE
      */
     public void testPut1_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.put(null, "whatever");
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -726,8 +738,8 @@ public class ConcurrentSkipListMapTest e
      * putIfAbsent(null, x) throws NPE
      */
     public void testPutIfAbsent1_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.putIfAbsent(null, "whatever");
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -737,8 +749,8 @@ public class ConcurrentSkipListMapTest e
      * replace(null, x) throws NPE
      */
     public void testReplace_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.replace(null, "whatever");
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -748,8 +760,8 @@ public class ConcurrentSkipListMapTest e
      * replace(null, x, y) throws NPE
      */
     public void testReplaceValue_NullPointerException() {
+        ConcurrentSkipListMap c = map5();
         try {
-            ConcurrentSkipListMap c = map5();
             c.replace(null, one, "whatever");
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -759,9 +771,9 @@ public class ConcurrentSkipListMapTest e
      * remove(null) throws NPE
      */
     public void testRemove1_NullPointerException() {
+        ConcurrentSkipListMap c = new ConcurrentSkipListMap();
+        c.put("sadsdf", "asdads");
         try {
-            ConcurrentSkipListMap c = new ConcurrentSkipListMap();
-            c.put("sadsdf", "asdads");
             c.remove(null);
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -771,9 +783,9 @@ public class ConcurrentSkipListMapTest e
      * remove(null, x) throws NPE
      */
     public void testRemove2_NullPointerException() {
+        ConcurrentSkipListMap c = new ConcurrentSkipListMap();
+        c.put("sadsdf", "asdads");
         try {
-            ConcurrentSkipListMap c = new ConcurrentSkipListMap();
-            c.put("sadsdf", "asdads");
             c.remove(null, "whatever");
             shouldThrow();
         } catch (NullPointerException success) {}
@@ -789,6 +801,23 @@ public class ConcurrentSkipListMapTest e
     }
 
     /**
+     * A cloned map equals original
+     */
+    public void testClone() throws Exception {
+        ConcurrentSkipListMap x = map5();
+        ConcurrentSkipListMap y = x.clone();
+
+        assertNotSame(x, y);
+        assertEquals(x.size(), y.size());
+        assertEquals(x.toString(), y.toString());
+        assertEquals(x, y);
+        assertEquals(y, x);
+        y.clear();
+        assertTrue(y.isEmpty());
+        assertFalse(x.equals(y));
+    }
+
+    /**
      * A deserialized map equals original
      */
     public void testSerialization() throws Exception {
@@ -800,6 +829,9 @@ public class ConcurrentSkipListMapTest e
         assertEquals(x.toString(), y.toString());
         assertEquals(x, y);
         assertEquals(y, x);
+        y.clear();
+        assertTrue(y.isEmpty());
+        assertFalse(x.equals(y));
     }
 
     /**
@@ -985,7 +1017,7 @@ public class ConcurrentSkipListMapTest e
 
     static NavigableMap<Integer, Integer> newMap(Class cl) throws Exception {
         NavigableMap<Integer, Integer> result =
-            (NavigableMap<Integer, Integer>) cl.newInstance();
+            (NavigableMap<Integer, Integer>) cl.getConstructor().newInstance();
         assertEquals(0, result.size());
         assertFalse(result.keySet().iterator().hasNext());
         return result;
@@ -1018,7 +1050,7 @@ public class ConcurrentSkipListMapTest e
         // Add entries till we're back to original size
         while (map.size() < size) {
             int key = min + rnd.nextInt(rangeSize);
-            assertTrue(key >= min && key<= max);
+            assertTrue(key >= min && key <= max);
             put(map, key);
         }
     }
@@ -1043,7 +1075,7 @@ public class ConcurrentSkipListMapTest e
         // Add entries till we're back to original size
         while (map.size() < size) {
             int key = min - 5 + rnd.nextInt(rangeSize + 10);
-            if (key >= min && key<= max) {
+            if (key >= min && key <= max) {
                 put(map, key);
             } else {
                 try {
@@ -1261,7 +1293,7 @@ public class ConcurrentSkipListMapTest e
     }
 
     static boolean eq(Integer i, int j) {
-        return i == null ? j == -1 : i == j;
+        return (i == null) ? j == -1 : i == j;
     }
 
 }