Java tutorial
package org.apache.velocity.test; /* * 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. */ import java.io.FileWriter; import java.util.Iterator; import java.util.Vector; import junit.framework.TestSuite; import org.apache.commons.collections.ExtendedProperties; /** * Tests for the Commons ExtendedProperties class. This is an identical * copy of the ConfigurationTestCase, which will disappear when * the Configuration class does * * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a> * @author <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a> * @version $Id: CommonsExtPropTestCase.java 463298 2006-10-12 16:10:32Z henning $ */ public class CommonsExtPropTestCase extends BaseTestCase { /** * Comparison directory. */ private static final String COMPARE_DIR = TEST_COMPARE_DIR + "/configuration/compare"; /** * Results directory. */ private static final String RESULTS_DIR = TEST_RESULT_DIR + "/configuration"; /** * Test configuration */ private static final String TEST_CONFIG = TEST_COMPARE_DIR + "/configuration/test-config.properties"; /** * Creates a new instance. * */ public CommonsExtPropTestCase(String name) { super(name); } public static junit.framework.Test suite() { return new TestSuite(CommonsExtPropTestCase.class); } /** * Runs the test. */ public void testExtendedProperties() throws Exception { assureResultsDirectoryExists(RESULTS_DIR); ExtendedProperties c = new ExtendedProperties(TEST_CONFIG); FileWriter result = new FileWriter(getFileName(RESULTS_DIR, "output", "res")); message(result, "Testing order of keys ..."); showIterator(result, c.getKeys()); message(result, "Testing retrieval of CSV values ..."); showVector(result, c.getVector("resource.loader")); message(result, "Testing subset(prefix).getKeys() ..."); ExtendedProperties subset = c.subset("file.resource.loader"); showIterator(result, subset.getKeys()); message(result, "Testing getVector(prefix) ..."); showVector(result, subset.getVector("path")); message(result, "Testing getString(key) ..."); result.write(c.getString("config.string.value")); result.write("\n\n"); message(result, "Testing getBoolean(key) ..."); result.write(new Boolean(c.getBoolean("config.boolean.value")).toString()); result.write("\n\n"); message(result, "Testing getByte(key) ..."); result.write(new Byte(c.getByte("config.byte.value")).toString()); result.write("\n\n"); message(result, "Testing getShort(key) ..."); result.write(new Short(c.getShort("config.short.value")).toString()); result.write("\n\n"); message(result, "Testing getInt(key) ..."); result.write(new Integer(c.getInt("config.int.value")).toString()); result.write("\n\n"); message(result, "Testing getLong(key) ..."); result.write(new Long(c.getLong("config.long.value")).toString()); result.write("\n\n"); message(result, "Testing getFloat(key) ..."); result.write(new Float(c.getFloat("config.float.value")).toString()); result.write("\n\n"); message(result, "Testing getDouble(key) ..."); result.write(new Double(c.getDouble("config.double.value")).toString()); result.write("\n\n"); message(result, "Testing escaped-comma scalar..."); result.write(c.getString("escape.comma1")); result.write("\n\n"); message(result, "Testing escaped-comma vector..."); showVector(result, c.getVector("escape.comma2")); result.write("\n\n"); result.flush(); result.close(); if (!isMatch(RESULTS_DIR, COMPARE_DIR, "output", "res", "cmp")) { fail("Output incorrect."); } } private void showIterator(FileWriter result, Iterator i) throws Exception { while (i.hasNext()) { result.write((String) i.next()); result.write("\n"); } result.write("\n"); } private void showVector(FileWriter result, Vector v) throws Exception { for (int j = 0; j < v.size(); j++) { result.write((String) v.get(j)); result.write("\n"); } result.write("\n"); } private void message(FileWriter result, String message) throws Exception { result.write("--------------------------------------------------\n"); result.write(message + "\n"); result.write("--------------------------------------------------\n"); result.write("\n"); } }