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.serializer; 17 18 import java.io.IOException; 19 import java.io.StringWriter; 20 import java.text.NumberFormat; 21 22 import junit.framework.TestCase; 23 24 import org.yaml.snakeyaml.DumperOptions; 25 import org.yaml.snakeyaml.emitter.Emitter; 26 import org.yaml.snakeyaml.nodes.ScalarNode; 27 import org.yaml.snakeyaml.nodes.Tag; 28 import org.yaml.snakeyaml.resolver.Resolver; 29 30 public class SerializerTest extends TestCase { 31 private Serializer serializer; 32 33 @Override setUp()34 protected void setUp() { 35 DumperOptions config = new DumperOptions(); 36 StringWriter writer = new StringWriter(); 37 serializer = new Serializer(new Emitter(writer, config), new Resolver(), config, null); 38 } 39 testSerializerIsAlreadyOpened()40 public void testSerializerIsAlreadyOpened() throws IOException { 41 serializer.open(); 42 try { 43 serializer.open(); 44 fail(); 45 } catch (RuntimeException e) { 46 assertEquals("serializer is already opened", e.getMessage()); 47 } 48 } 49 testSerializerIsClosed1()50 public void testSerializerIsClosed1() throws IOException { 51 serializer.open(); 52 serializer.close(); 53 try { 54 serializer.open(); 55 fail(); 56 } catch (RuntimeException e) { 57 assertEquals("serializer is closed", e.getMessage()); 58 } 59 } 60 testSerializerIsClosed2()61 public void testSerializerIsClosed2() throws IOException { 62 serializer.open(); 63 serializer.close(); 64 try { 65 serializer.serialize(new ScalarNode(new Tag("!foo"), "bar", null, null, (char) 0)); 66 fail(); 67 } catch (RuntimeException e) { 68 assertEquals("serializer is closed", e.getMessage()); 69 } 70 } 71 testSerializerIsClosed3()72 public void testSerializerIsClosed3() throws IOException { 73 serializer.open(); 74 serializer.close(); 75 serializer.close();// no problem to close twice 76 } 77 testSerializerIsNotOpened1()78 public void testSerializerIsNotOpened1() throws IOException { 79 try { 80 serializer.close(); 81 fail(); 82 } catch (RuntimeException e) { 83 assertEquals("serializer is not opened", e.getMessage()); 84 } 85 } 86 testSerializerIsNotOpened2()87 public void testSerializerIsNotOpened2() throws IOException { 88 try { 89 serializer.serialize(new ScalarNode(new Tag("!foo"), "bar", null, null, (char) 0)); 90 fail(); 91 } catch (RuntimeException e) { 92 assertEquals("serializer is not opened", e.getMessage()); 93 } 94 } 95 testGenerateAnchor()96 public void testGenerateAnchor() { 97 NumberFormat format = NumberFormat.getNumberInstance(); 98 format.setMinimumIntegerDigits(3); 99 String anchor = format.format(3L); 100 assertEquals("003", anchor); 101 } 102 } 103