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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.Velocity;
import org.apache.velocity.test.misc.TestLogger;
import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
/**
* Load templates from the Classpath.
*
* @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
* @author <a href="mailto:daveb@miceda-data.com">Dave Bryson</a>
* @version $Id$
*/
public class MultiLoaderTestCase 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";
/**
* Results relative to the build directory.
*/
private static final String RESULTS_DIR = TEST_RESULT_DIR + "/multiloader";
/**
* 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 + "/multiloader";
/**
* Results relative to the build directory.
*/
private static final String COMPARE_DIR = TEST_COMPARE_DIR + "/multiloader/compare";
/**
* Default constructor.
*/
public MultiLoaderTestCase(String name)
{
super(name);
}
@Override
public void setUp()
throws Exception
{
assureResultsDirectoryExists(RESULTS_DIR);
/*
* Set up the file loader.
*/
Velocity.reset();
Velocity.setProperty(Velocity.RESOURCE_LOADERS, "file");
Velocity.setProperty(
Velocity.FILE_RESOURCE_LOADER_PATH, FILE_RESOURCE_LOADER_PATH);
Velocity.addProperty(Velocity.RESOURCE_LOADERS, "classpath");
Velocity.addProperty(Velocity.RESOURCE_LOADERS, "jar");
/*
* Set up the classpath loader.
*/
Velocity.setProperty(
Velocity.RESOURCE_LOADER + ".classpath.class",
"org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
Velocity.setProperty(
Velocity.RESOURCE_LOADER + ".classpath.cache",
"false");
Velocity.setProperty(
Velocity.RESOURCE_LOADER + ".classpath.modification_check_interval",
"2");
/*
* setup the Jar loader
*/
Velocity.setProperty(
Velocity.RESOURCE_LOADER + ".jar.class",
"org.apache.velocity.runtime.resource.loader.JarResourceLoader");
Velocity.setProperty(
Velocity.RESOURCE_LOADER + ".jar.path",
"jar:file:" + FILE_RESOURCE_LOADER_PATH + "/test2.jar" );
Velocity.setProperty(
Velocity.RUNTIME_LOG_INSTANCE, new TestLogger());
Velocity.init();
}
public static Test suite ()
{
return new TestSuite(MultiLoaderTestCase.class);
}
/**
* Runs the test.
*/
public void testMultiLoader ()
throws Exception
{
/*
* lets ensure the results directory exists
*/
assureResultsDirectoryExists(RESULTS_DIR);
/*
* Template to find with the file loader.
*/
Template template1 = Velocity.getTemplate(
getFileName(null, "path1", TMPL_FILE_EXT));
/*
* Template to find with the classpath loader.
*/
Template template2 = Velocity.getTemplate("includeevent/test1-cp." + TMPL_FILE_EXT);
/*
* Template to find with the jar loader
*/
Template template3 = Velocity.getTemplate("template/test2." + TMPL_FILE_EXT);
/*
* and the results files
*/
FileOutputStream fos1 =
new FileOutputStream (
getFileName(RESULTS_DIR, "path1", RESULT_FILE_EXT));
FileOutputStream fos2 =
new FileOutputStream (
getFileName(RESULTS_DIR, "test2", RESULT_FILE_EXT));
FileOutputStream fos3 =
new FileOutputStream (
getFileName(RESULTS_DIR, "test3", RESULT_FILE_EXT));
Writer writer1 = new BufferedWriter(new OutputStreamWriter(fos1));
Writer writer2 = new BufferedWriter(new OutputStreamWriter(fos2));
Writer writer3 = new BufferedWriter(new OutputStreamWriter(fos3));
/*
* put the Vector into the context, and merge both
*/
VelocityContext context = new VelocityContext();
template1.merge(context, writer1);
writer1.flush();
writer1.close();
template2.merge(context, writer2);
writer2.flush();
writer2.close();
template3.merge(context, writer3);
writer3.flush();
writer3.close();
if (!isMatch(RESULTS_DIR,COMPARE_DIR,"path1",RESULT_FILE_EXT,CMP_FILE_EXT))
{
fail("Output incorrect for FileResourceLoader test.");
}
if (!isMatch(RESULTS_DIR,COMPARE_DIR,"test2",RESULT_FILE_EXT,CMP_FILE_EXT) )
{
fail("Output incorrect for ClasspathResourceLoader test.");
}
if( !isMatch(RESULTS_DIR,COMPARE_DIR,"test3",RESULT_FILE_EXT,CMP_FILE_EXT))
{
fail("Output incorrect for JarResourceLoader test.");
}
}
}
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