| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.commons.configuration2.tree; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNull; |
| |
| import java.util.List; |
| |
| import org.apache.commons.configuration2.BaseHierarchicalConfiguration; |
| import org.apache.commons.configuration2.HierarchicalConfiguration; |
| import org.apache.commons.configuration2.ex.ConfigurationException; |
| import org.apache.commons.configuration2.tree.xpath.XPathExpressionEngine; |
| import org.junit.Test; |
| |
| /** |
| * Test class for MergeCombiner. |
| * |
| * @version $Id$ |
| */ |
| public class TestMergeCombiner extends AbstractCombinerTest |
| { |
| /** |
| * Creates the combiner. |
| * |
| * @return the combiner |
| */ |
| @Override |
| protected NodeCombiner createCombiner() |
| { |
| return new MergeCombiner(); |
| } |
| |
| /** |
| * Tests combination of simple elements. |
| */ |
| @Test |
| public void testSimpleValues() throws ConfigurationException |
| { |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| assertEquals("Wrong number of bgcolors", 0, config |
| .getMaxIndex("gui.bgcolor")); |
| assertEquals("Wrong bgcolor", "green", config.getString("gui.bgcolor")); |
| assertEquals("Wrong selcolor", "yellow", config |
| .getString("gui.selcolor")); |
| assertEquals("Wrong fgcolor", "blue", config.getString("gui.fgcolor")); |
| assertEquals("Wrong level", 1, config.getInt("gui.level")); |
| } |
| |
| /** |
| * Tests combination of attributes. |
| */ |
| @Test |
| public void testAttributes() throws ConfigurationException |
| { |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| assertEquals("Wrong value of min attribute", 1, config |
| .getInt("gui.level[@min]")); |
| assertEquals("Wrong value of default attribute", 2, config |
| .getInt("gui.level[@default]")); |
| assertEquals("Wrong number of id attributes", 0, config |
| .getMaxIndex("database.tables.table(0)[@id]")); |
| assertEquals("Wrong value of table id", 1, config |
| .getInt("database.tables.table(0)[@id]")); |
| } |
| |
| /** |
| * Tests whether property values are correctly overridden. |
| */ |
| @Test |
| public void testOverrideValues() throws ConfigurationException |
| { |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| assertEquals("Wrong user", "Admin", config |
| .getString("base.services.security.login.user")); |
| assertEquals("Wrong user type", "default", config |
| .getString("base.services.security.login.user[@type]")); |
| assertNull("Wrong password", config.getString("base.services.security.login.passwd")); |
| assertEquals("Wrong password type", "secret", config |
| .getString("base.services.security.login.passwd[@type]")); |
| } |
| |
| /** |
| * Tests if a list from the first node structure overrides a list in the |
| * second structure. |
| */ |
| @Test |
| public void testListFromFirstStructure() throws ConfigurationException |
| { |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| assertEquals("Wrong number of services", 0, config |
| .getMaxIndex("net.service.url")); |
| assertEquals("Wrong service", "http://service1.org", config |
| .getString("net.service.url")); |
| assertFalse("Type attribute available", config |
| .containsKey("net.service.url[@type]")); |
| } |
| |
| /** |
| * Tests if a list from the second structure is added if it is not defined |
| * in the first structure. |
| */ |
| @Test |
| public void testListFromSecondStructure() throws ConfigurationException |
| { |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| assertEquals("Wrong number of servers", 3, config |
| .getMaxIndex("net.server.url")); |
| assertEquals("Wrong server", "http://testsvr.com", config |
| .getString("net.server.url(2)")); |
| } |
| |
| /** |
| * Tests the combination of the table structure. With the merge combiner |
| * both table 1 and table 2 should be present. |
| */ |
| @Test |
| public void testCombinedTable() throws ConfigurationException |
| { |
| checkTable(createCombinedConfiguration()); |
| } |
| |
| @Test |
| public void testMerge() throws ConfigurationException |
| { |
| //combiner.setDebugStream(System.out); |
| BaseHierarchicalConfiguration config = createCombinedConfiguration(); |
| config.setExpressionEngine(new XPathExpressionEngine()); |
| assertEquals("Wrong number of Channels", 3, config.getMaxIndex("Channels/Channel")); |
| assertEquals("Bad Channel 1 Name", "My Channel", |
| config.getString("Channels/Channel[@id='1']/Name")); |
| assertEquals("Bad Channel Type", "half", |
| config.getString("Channels/Channel[@id='1']/@type")); |
| assertEquals("Bad Channel 2 Name", "Channel 2", |
| config.getString("Channels/Channel[@id='2']/Name")); |
| assertEquals("Bad Channel Type", "full", |
| config.getString("Channels/Channel[@id='2']/@type")); |
| assertEquals("Bad Channel Data", "test 1 data", |
| config.getString("Channels/Channel[@id='1']/ChannelData")); |
| assertEquals("Bad Channel Data", "test 2 data", |
| config.getString("Channels/Channel[@id='2']/ChannelData")); |
| assertEquals("Bad Channel Data", "more test 2 data", |
| config.getString("Channels/Channel[@id='2']/MoreChannelData")); |
| |
| } |
| |
| /** |
| * Helper method for checking the combined table structure. |
| * |
| * @param config the config |
| * @return the node for the table element |
| */ |
| private ImmutableNode checkTable( |
| HierarchicalConfiguration<ImmutableNode> config) |
| { |
| assertEquals("Wrong number of tables", 1, |
| config.getMaxIndex("database.tables.table")); |
| HierarchicalConfiguration<ImmutableNode> c = |
| config.configurationAt("database.tables.table(0)"); |
| assertEquals("Wrong table name", "documents", c.getString("name")); |
| assertEquals("Wrong number of fields", 2, |
| c.getMaxIndex("fields.field.name")); |
| assertEquals("Wrong field", "docname", |
| c.getString("fields.field(1).name")); |
| |
| NodeHandler<ImmutableNode> nodeHandler = config.getNodeModel().getNodeHandler(); |
| List<QueryResult<ImmutableNode>> nds = |
| config.getExpressionEngine().query(nodeHandler.getRootNode(), |
| "database.tables.table", |
| nodeHandler); |
| assertFalse("No node found", nds.isEmpty()); |
| assertFalse("Not a node result", nds.get(0).isAttributeResult()); |
| return nds.get(0).getNode(); |
| } |
| } |