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Diffstat (limited to 'velocity-engine-core/src/test/java/org/apache/velocity/test/FilteredEventHandlingTestCase.java')
| -rw-r--r-- | velocity-engine-core/src/test/java/org/apache/velocity/test/FilteredEventHandlingTestCase.java | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/velocity-engine-core/src/test/java/org/apache/velocity/test/FilteredEventHandlingTestCase.java b/velocity-engine-core/src/test/java/org/apache/velocity/test/FilteredEventHandlingTestCase.java new file mode 100644 index 00000000..e56fa733 --- /dev/null +++ b/velocity-engine-core/src/test/java/org/apache/velocity/test/FilteredEventHandlingTestCase.java @@ -0,0 +1,238 @@ +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."); + } + + } +} |