1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * @test
  26  * @bug 8140450
  27  * @summary Sanity test for exception cases
  28  * @run testng SanityTest
  29  */
  30 
  31 
  32 import java.util.Collections;
  33 import java.util.Set;
  34 
  35 import org.testng.annotations.DataProvider;
  36 import org.testng.annotations.Test;
  37 import static org.testng.Assert.*;
  38 
  39 public class SanityTest {
  40     @Test
  41     public static void testNPE() {
  42         try {
  43             StackWalker sw = StackWalker.create((Set<StackWalker.Option>)null);
  44             throw new RuntimeException("NPE expected");
  45         } catch (NullPointerException e) {}
  46 
  47         try {
  48             StackWalker sw = StackWalker.create((StackWalker.Option)null);
  49             throw new RuntimeException("NPE expected");
  50         } catch (NullPointerException e) {}
  51     }
  52 
  53     @Test
  54     public static void testInvalidEstimateDepth() {
  55         try {
  56             StackWalker sw = StackWalker.create(Collections.emptySet(), 0);
  57             throw new RuntimeException("Illegal estimateDepth should throw IAE");
  58         } catch (IllegalArgumentException e) {}
  59     }
  60 
  61     @Test
  62     public static void testNullFuncation() {
  63         try {
  64             StackWalker.create().walk(null);
  65             throw new RuntimeException("NPE expected");
  66         } catch (NullPointerException e) {}
  67     }
  68 
  69     @Test
  70     public static void testNullConsumer() {
  71         try {
  72             StackWalker.create().forEach(null);
  73             throw new RuntimeException("NPE expected");
  74         } catch (NullPointerException e) {}
  75     }
  76 }