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 org.yaml.snakeyaml; 17 18 import java.util.Iterator; 19 20 import junit.framework.TestCase; 21 22 import org.yaml.snakeyaml.error.YAMLException; 23 24 public class YamlTest extends TestCase { 25 26 public void testSetNoName() { 27 Yaml yaml = new Yaml(); 28 assertTrue(yaml.toString().matches("Yaml:\\d+")); 29 } 30 31 public void testSetName() { 32 Yaml yaml = new Yaml(); 33 yaml.setName("REST"); 34 assertEquals("REST", yaml.getName()); 35 assertEquals("REST", yaml.toString()); 36 } 37 38 /** 39 * Check that documents are parsed only when they are asked to be loaded. 40 */ 41 public void testOneDocument() { 42 Yaml yaml = new Yaml(); 43 String doc = "--- a\n--- [:]"; 44 Iterator<Object> loaded = yaml.loadAll(doc).iterator(); 45 assertTrue(loaded.hasNext()); 46 Object obj1 = loaded.next(); 47 assertEquals("a", obj1); 48 assertTrue(loaded.hasNext()); 49 try { 50 loaded.next(); 51 fail("Second document is invalid"); 52 } catch (Exception e) { 53 assertEquals("while parsing a flow node\n" + " in 'reader', line 2, column 6:\n" 54 + " --- [:]\n" + " ^\n" 55 + "expected the node content, but found Value\n" 56 + " in 'reader', line 2, column 6:\n" + " --- [:]\n" + " ^\n", 57 e.getMessage()); 58 } 59 } 60 61 public void testOnlyOneDocument() { 62 Yaml yaml = new Yaml(); 63 String doc = "--- a\n--- b"; 64 try { 65 yaml.load(doc); 66 fail("It must be only one document."); 67 } catch (YAMLException e) { 68 assertEquals("expected a single document in the stream\n" 69 + " in 'string', line 1, column 5:\n" + " --- a\n" + " ^\n" 70 + "but found another document\n" + " in 'string', line 2, column 1:\n" 71 + " --- b\n" + " ^\n", e.getMessage()); 72 } 73 } 74 } 75