--- jsr166/src/test/tck/Collection8Test.java	2018/06/22 00:04:58	1.57
+++ jsr166/src/test/tck/Collection8Test.java	2019/02/22 19:27:47	1.58
@@ -210,41 +210,17 @@ public class Collection8Test extends JSR
             BlockingQueue q = (BlockingQueue) c;
             assertThrows(
                 NullPointerException.class,
-                () -> {
-                    try { q.offer(null, 1L, HOURS); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }},
-                () -> {
-                    try { q.put(null); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }});
+                () -> q.offer(null, 1L, HOURS),
+                () -> q.put(null));
         }
         if (c instanceof BlockingDeque) {
             BlockingDeque q = (BlockingDeque) c;
             assertThrows(
                 NullPointerException.class,
-                () -> {
-                    try { q.offerFirst(null, 1L, HOURS); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }},
-                () -> {
-                    try { q.offerLast(null, 1L, HOURS); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }},
-                () -> {
-                    try { q.putFirst(null); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }},
-                () -> {
-                    try { q.putLast(null); }
-                    catch (InterruptedException ex) {
-                        throw new AssertionError(ex);
-                    }});
+                () -> q.offerFirst(null, 1L, HOURS),
+                () -> q.offerLast(null, 1L, HOURS),
+                () -> q.putFirst(null),
+                () -> q.putLast(null));
         }
     }