| 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 junit.framework.Test; |
| import junit.framework.TestSuite; |
| import org.apache.velocity.Template; |
| import org.apache.velocity.VelocityContext; |
| import org.apache.velocity.app.VelocityEngine; |
| import org.apache.velocity.exception.MethodInvocationException; |
| import org.apache.velocity.runtime.RuntimeConstants; |
| import org.apache.velocity.test.misc.TestLogger; |
| |
| import java.io.BufferedWriter; |
| import java.io.FileOutputStream; |
| import java.io.OutputStreamWriter; |
| import java.io.StringWriter; |
| import java.io.Writer; |
| import java.util.ArrayList; |
| |
| /** |
| * Tests event handling for all event handlers when multiple event handlers are |
| * assigned for each type. |
| * |
| * @author <a href="mailto:wglass@forio.com">Will Glass-Husain</a> |
| * @version $Id$ |
| */ |
| public class FilteredEventHandlingTestCase extends BaseTestCase |
| { |
| |
| /** |
| * VTL file extension. |
| */ |
| private static final String TMPL_FILE_EXT = "vm"; |
| |
| /** |
| * Comparison file extension. |
| */ |
| private static final String CMP_FILE_EXT = "cmp"; |
| |
| /** |
| * Comparison file extension. |
| */ |
| private static final String RESULT_FILE_EXT = "res"; |
| |
| /** |
| * Path for templates. This property will override the |
| * value in the default velocity properties file. |
| */ |
| private final static String FILE_RESOURCE_LOADER_PATH = TEST_COMPARE_DIR + "/includeevent"; |
| |
| /** |
| * Results relative to the build directory. |
| */ |
| private static final String RESULTS_DIR = TEST_RESULT_DIR + "/includeevent"; |
| |
| /** |
| * Results relative to the build directory. |
| */ |
| private static final String COMPARE_DIR = TEST_COMPARE_DIR + "/includeevent/compare"; |
| |
| |
| private TestLogger logger = new TestLogger(false, false); |
| |
| /** |
| * Default constructor. |
| */ |
| public FilteredEventHandlingTestCase(String name) |
| { |
| super(name); |
| } |
| |
| public static Test suite () |
| { |
| return new TestSuite(FilteredEventHandlingTestCase.class); |
| } |
| |
| public void testFilteredEventHandling() throws Exception |
| { |
| String handler1 = "org.apache.velocity.test.eventhandler.Handler1"; |
| String handler2 = "org.apache.velocity.test.eventhandler.Handler2"; |
| String sequence1 = handler1 + "," + handler2; |
| String sequence2 = handler2 + "," + handler1; |
| |
| assureResultsDirectoryExists(RESULTS_DIR); |
| |
| /** |
| * Set up two VelocityEngines that will apply the handlers in both orders |
| */ |
| VelocityEngine ve = new VelocityEngine(); |
| ve.setProperty(RuntimeConstants.RUNTIME_LOG_INSTANCE, logger); |
| ve.setProperty(RuntimeConstants.EVENTHANDLER_METHODEXCEPTION, sequence1); |
| ve.setProperty(RuntimeConstants.EVENTHANDLER_REFERENCEINSERTION, sequence1); |
| ve.setProperty(RuntimeConstants.EVENTHANDLER_INCLUDE, sequence1); |
| ve.addProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, FILE_RESOURCE_LOADER_PATH); |
| ve.init(); |
| |
| VelocityEngine ve2 = new VelocityEngine(); |
| ve2.setProperty(RuntimeConstants.RUNTIME_LOG_INSTANCE, logger); |
| ve2.setProperty(RuntimeConstants.EVENTHANDLER_METHODEXCEPTION, sequence2); |
| ve2.setProperty(RuntimeConstants.EVENTHANDLER_REFERENCEINSERTION, sequence2); |
| ve2.setProperty(RuntimeConstants.EVENTHANDLER_INCLUDE, sequence2); |
| ve2.addProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, FILE_RESOURCE_LOADER_PATH); |
| ve2.init(); |
| |
| VelocityContext context; |
| StringWriter w; |
| |
| |
| // check reference insertion with both sequences |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| context.put("test","abc"); |
| ve.evaluate( context, w, "test", "$test" ); |
| if ( !w.toString().equals( "ABCABC" )) |
| { |
| fail( "Reference insertion test 1"); |
| } |
| |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| context.put("test","abc"); |
| ve2.evaluate( context, w, "test", "$test" ); |
| if ( !w.toString().equals( "ABCabc" )) |
| { |
| fail( "Reference insertion test 2"); |
| } |
| |
| // check method exception with both sequences |
| |
| // sequence 1 |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| context.put("test",new ArrayList()); |
| |
| try |
| { |
| ve.evaluate( context, w, "test", "$test.get(0)"); |
| fail ( "Method exception event test 1" ); |
| } |
| catch( MethodInvocationException mee ) |
| { |
| // do nothing |
| } |
| |
| // sequence2 |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| context.put("test",new ArrayList()); |
| |
| ve2.evaluate( context, w, "test", "$test.get(0)"); |
| |
| // check log on null set with both sequences |
| // sequence 1 |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| logger.startCapture(); |
| ve.evaluate( context, w, "test", "#set($test1 = $test2)" ); |
| String log = logger.getLog(); |
| if ( log != null && log.length() > 0) |
| { |
| fail( "log null set test 1"); |
| } |
| |
| // sequence 2 |
| context = new VelocityContext(); |
| w = new StringWriter(); |
| logger.startCapture(); |
| ve2.evaluate( context, w, "test", "#set($test1 = $test2)" ); |
| log = logger.getLog(); |
| if ( log != null && log.length() > 0) |
| { |
| fail( "log null set test 2"); |
| } |
| |
| logger.stopCapture(); |
| |
| // check include event handler with both sequences |
| |
| // sequence 1 |
| Template template; |
| FileOutputStream fos; |
| Writer fwriter; |
| |
| template = ve.getTemplate( getFileName(null, "test4", TMPL_FILE_EXT) ); |
| |
| fos = new FileOutputStream ( |
| getFileName(RESULTS_DIR, "test4", RESULT_FILE_EXT)); |
| |
| fwriter = new BufferedWriter( new OutputStreamWriter(fos) ); |
| |
| context = new VelocityContext(); |
| template.merge(context, fwriter); |
| fwriter.flush(); |
| fwriter.close(); |
| |
| if (!isMatch(RESULTS_DIR, COMPARE_DIR, "test4", RESULT_FILE_EXT, CMP_FILE_EXT)) |
| { |
| fail("Output incorrect."); |
| } |
| |
| // sequence 2 |
| template = ve2.getTemplate( getFileName(null, "test5", TMPL_FILE_EXT) ); |
| |
| fos = new FileOutputStream ( |
| getFileName(RESULTS_DIR, "test5", RESULT_FILE_EXT)); |
| |
| fwriter = new BufferedWriter( new OutputStreamWriter(fos) ); |
| |
| context = new VelocityContext(); |
| template.merge(context, fwriter); |
| fwriter.flush(); |
| fwriter.close(); |
| |
| if (!isMatch(RESULTS_DIR, COMPARE_DIR, "test5", RESULT_FILE_EXT, CMP_FILE_EXT)) |
| { |
| fail("Output incorrect."); |
| } |
| |
| } |
| } |