Method verify

test/CompletionServiceTest.java:21–25

(boolean val)

  }
  
  private static void verify(boolean val) {
    if (! val) {
      throw new RuntimeException();
    }
  }
  
  private static void pollNoResultTest(Executor executor) {
    ExecutorCompletionService<Object> ecs = new ExecutorCompletionService<Object>(executor);