1 /** 2 * Copyright (c) 2008, http://www.snakeyaml.org 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package examples; 17 18 import java.util.List; 19 20 import junit.framework.TestCase; 21 22 import org.yaml.snakeyaml.Yaml; 23 import org.yaml.snakeyaml.constructor.SafeConstructor; 24 25 public class SafeConstructorExampleTest extends TestCase { 26 @SuppressWarnings("unchecked") testConstruct()27 public void testConstruct() { 28 String doc = "- 5\n- Person\n- true"; 29 Yaml yaml = new Yaml(new SafeConstructor()); 30 List<Object> list = (List<Object>) yaml.load(doc); 31 assertEquals(3, list.size()); 32 assertEquals(new Integer(5), list.get(0)); 33 assertEquals("Person", list.get(1)); 34 assertEquals(Boolean.TRUE, list.get(2)); 35 } 36 testSafeConstruct()37 public void testSafeConstruct() { 38 String doc = "- 5\n- !org.yaml.snakeyaml.constructor.Person\n firstName: Andrey\n age: 99\n- true"; 39 Yaml yaml = new Yaml(new SafeConstructor()); 40 try { 41 yaml.load(doc); 42 fail("Custom Java classes should not be created."); 43 } catch (Exception e) { 44 assertEquals( 45 "could not determine a constructor for the tag !org.yaml.snakeyaml.constructor.Person\n" 46 + " in 'string', line 2, column 3:\n" 47 + " - !org.yaml.snakeyaml.constructor. ... \n" + " ^\n", 48 e.getMessage()); 49 } 50 } 51 } 52