| /** |
| * Copyright (c) 2008-2010, http://code.google.com/p/snakeyaml/ |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.yaml.snakeyaml.issues.issue73; |
| |
| import java.util.Set; |
| import java.util.SortedSet; |
| import java.util.TreeSet; |
| |
| import junit.framework.TestCase; |
| |
| import org.yaml.snakeyaml.SnakeYaml; |
| import org.yaml.snakeyaml.Util; |
| |
| public class RecursiveSortedSetTest extends TestCase { |
| @SuppressWarnings("unchecked") |
| public void testDumpException() { |
| SortedSet set = new TreeSet(); |
| Bean11 bean = new Bean11(); |
| bean.setId("ID555"); |
| bean.setSet(set); |
| set.add("ggg"); |
| set.add("hhh"); |
| set.add(bean); |
| SnakeYaml yaml = new SnakeYaml(); |
| String doc = yaml.dump(bean); |
| // System.out.println(doc); |
| assertEquals(Util.getLocalResource("issues/issue73-recursive9.txt"), doc); |
| } |
| |
| public void testLoadException() { |
| String doc = Util.getLocalResource("issues/issue73-recursive10.txt"); |
| // System.out.println(doc); |
| SnakeYaml yaml = new SnakeYaml(); |
| try { |
| yaml.load(doc); |
| fail("Recursive sets are not supported."); |
| } catch (Exception e) { |
| assertTrue(e.getMessage(), e.getMessage().contains("Set cannot be recursive.")); |
| } |
| } |
| |
| /** |
| * XXX: sets can be recursive |
| */ |
| public void testLoadRecursiveTest() { |
| String doc = Util.getLocalResource("issues/issue73-recursive9.txt"); |
| // System.out.println(doc); |
| SnakeYaml yaml = new SnakeYaml(); |
| Bean11 obj = (Bean11) yaml.load(doc); |
| Set<Object> set = obj.getSet(); |
| // System.out.println(set); |
| assertEquals(TreeSet.class, set.getClass()); |
| assertEquals("ID555", obj.getId()); |
| assertEquals(3, set.size()); |
| assertTrue(set.remove("ggg")); |
| assertTrue(set.remove("hhh")); |
| // |
| Bean11 beanRef = (Bean11) set.iterator().next(); |
| assertEquals(obj, beanRef); |
| assertSame(obj, beanRef); |
| // |
| try { |
| set.add(obj); |
| fail("Recursive set fails to provide a hashcode."); |
| } catch (StackOverflowError e) { |
| // ignore |
| } |
| set.clear(); |
| assertTrue("Empty set is not recursive.", set.add(obj)); |
| } |
| |
| public static class Bean11 implements Comparable<Object> { |
| private SortedSet<Object> set; |
| private String id; |
| |
| public SortedSet<Object> getSet() { |
| return set; |
| } |
| |
| public void setSet(SortedSet<Object> set) { |
| this.set = set; |
| } |
| |
| public String getId() { |
| return id; |
| } |
| |
| public void setId(String id) { |
| this.id = id; |
| } |
| |
| public int compareTo(Object o) { |
| return id.compareTo(o.toString()); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof Bean11) { |
| Bean11 b = (Bean11) obj; |
| return id.equals(b.id); |
| } else { |
| return false; |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| return id.hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return "Bean id=" + id + "set=" + set.toString(); |
| } |
| } |
| } |