/** * Copyright (c) 2008-2011, http://www.snakeyaml.org * * 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.nodes; import junit.framework.TestCase; public class MappingNodeTest extends TestCase { public void testNullValue() { try { new MappingNode(new Tag("!tag"), true, null, null, null, false); fail("Value is required."); } catch (Exception e) { assertEquals("value in a Node is required.", e.getMessage()); } } }