| /* |
| * 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.xpath; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| |
| import java.io.StringReader; |
| import java.util.Iterator; |
| |
| import org.apache.commons.configuration2.XMLConfiguration; |
| import org.apache.commons.configuration2.ex.ConfigurationException; |
| import org.apache.commons.configuration2.io.FileHandler; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * A test class for XPathExpressionEngine that tests the engine integrated into |
| * a hierarchical configuration. |
| * |
| */ |
| public class TestXPathExpressionEngineInConfig |
| { |
| /** Constant for a test key. */ |
| private static final String KEY = "test/expression/xpath"; |
| |
| /** Constant for a value for test properties. */ |
| private static final String VALUE = "success"; |
| |
| /** The test configuration. */ |
| private XMLConfiguration config; |
| |
| @Before |
| public void setUp() throws Exception |
| { |
| config = new XMLConfiguration(); |
| config.setExpressionEngine(new XPathExpressionEngine()); |
| } |
| |
| /** |
| * Tests whether an already existing property can be changed using |
| * setProperty(). |
| */ |
| @Test |
| public void testSetPropertyExisting() |
| { |
| config.addProperty(" " + KEY, "failure"); |
| config.setProperty(KEY, VALUE); |
| assertEquals("Value not changed", VALUE, config.getString(KEY)); |
| } |
| |
| /** |
| * Tests setProperty() if the specified path partly exists. |
| */ |
| @Test |
| public void testSetPropertyPartlyExisting() |
| { |
| final String testKey = KEY + "/sub"; |
| config.addProperty(" " + KEY, "test"); |
| config.setProperty(testKey, VALUE); |
| assertEquals("Value not set", VALUE, config.getString(testKey)); |
| } |
| |
| /** |
| * Tests whether setProperty() can be used to add a new attribute. |
| */ |
| @Test |
| public void testSetPropertyNewAttribute() |
| { |
| final String keyAttr = KEY + "/@attr"; |
| config.addProperty(" " + KEY, "test"); |
| config.setProperty(keyAttr, VALUE); |
| assertEquals("Value not set", VALUE, config.getString(keyAttr)); |
| } |
| |
| /** |
| * Tests whether setProperty() can be used to create a completely new key. |
| */ |
| @Test |
| public void testSetPropertyNewKey() |
| { |
| config.setProperty(KEY, VALUE); |
| assertEquals("Value not set", VALUE, config.getString(KEY)); |
| } |
| |
| /** |
| * Tests whether addProperty() can be used to create more complex |
| * hierarchical structures. |
| */ |
| @Test |
| public void testAddPropertyComplexStructures() |
| { |
| config.addProperty("tables/table/name", "tasks"); |
| config.addProperty("tables/table[last()]/@type", "system"); |
| config.addProperty("tables/table[last()]/fields/field/name", "taskid"); |
| config.addProperty("tables/table[last()]/fields/field[last()]/@type", |
| "int"); |
| config.addProperty("tables table/name", "documents"); |
| assertEquals("Wrong table 1", "tasks", |
| config.getString("tables/table[1]/name")); |
| assertEquals("Wrong table 2", "documents", |
| config.getString("tables/table[2]/name")); |
| assertEquals("Wrong field type", "int", |
| config.getString("tables/table[1]/fields/field[1]/@type")); |
| } |
| |
| /** |
| * Tests whether configuration properties with a namespace can be handled. |
| */ |
| @Test |
| public void testPropertiesWithNamespace() throws ConfigurationException |
| { |
| final String xml = |
| "<Config>\n" |
| + "<dsig:Transforms xmlns:dsig=\"http://www.w3.org/2000/09/xmldsig#\">\n" |
| + " <dsig:Transform Algorithm=\"http://www.w3.org/TR/1999/REC-xpath-19991116\">\n" |
| + " <dsig:XPath xmlns:ietf=\"http://www.ietf.org\" xmlns:pl=\"http://test.test\">self::pl:policy1</dsig:XPath>\n" |
| + " </dsig:Transform>\n" |
| + " <dsig:Transform Algorithm=\"http://www.w3.org/TR/2001/REC-xml-c14n-20010315\"/>\n" |
| + "</dsig:Transforms>" + "</Config>"; |
| final FileHandler handler = new FileHandler(config); |
| handler.load(new StringReader(xml)); |
| |
| for (final Iterator<String> it = config.getKeys(); it.hasNext();) |
| { |
| final String key = it.next(); |
| assertNotNull("No value for " + key, config.getString(key)); |
| } |
| } |
| } |