| 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.TestCase; |
| import org.apache.velocity.Template; |
| import org.apache.velocity.VelocityContext; |
| import org.apache.velocity.app.Velocity; |
| import org.apache.velocity.app.VelocityEngine; |
| import org.apache.velocity.runtime.RuntimeSingleton; |
| import org.apache.velocity.runtime.resource.loader.StringResourceLoader; |
| import org.apache.velocity.runtime.resource.util.StringResourceRepository; |
| import org.apache.velocity.runtime.resource.util.StringResourceRepositoryImpl; |
| import org.apache.velocity.test.misc.TestLogger; |
| |
| import java.io.StringWriter; |
| |
| /** |
| * Tests ability to have multiple repositories in the same app. |
| * |
| * @author Nathan Bubna |
| * @version $Id: StringResourceLoaderRepositoryTestCase.java 479058 2006-11-25 00:26:32Z henning $ |
| */ |
| public class StringResourceLoaderRepositoryTestCase extends TestCase |
| { |
| private VelocityContext context; |
| |
| public StringResourceLoaderRepositoryTestCase(String name) |
| { |
| super(name); |
| } |
| |
| public void setUp() throws Exception |
| { |
| Velocity.reset(); |
| Velocity.setProperty(Velocity.RESOURCE_LOADERS, "string"); |
| Velocity.addProperty("string.resource.loader.class", StringResourceLoader.class.getName()); |
| Velocity.addProperty("string.resource.loader.modificationCheckInterval", "1"); |
| Velocity.setProperty(Velocity.RUNTIME_LOG_INSTANCE, new TestLogger()); |
| Velocity.init(); |
| |
| StringResourceRepository repo = getRepo(null, null); |
| repo.putStringResource("foo", "This is $foo"); |
| repo.putStringResource("bar", "This is $bar"); |
| |
| context = new VelocityContext(); |
| context.put("foo", "wonderful!"); |
| context.put("bar", "horrible!"); |
| context.put("woogie", "a woogie"); |
| } |
| |
| |
| protected VelocityEngine newStringEngine(String repoName, boolean isStatic) |
| { |
| VelocityEngine engine = new VelocityEngine(); |
| TestLogger logger = new TestLogger(); |
| engine.setProperty(Velocity.RESOURCE_LOADERS, "string"); |
| engine.addProperty("string.resource.loader.class", StringResourceLoader.class.getName()); |
| if (repoName != null) |
| { |
| engine.addProperty("string.resource.loader.repository.name", repoName); |
| } |
| if (!isStatic) |
| { |
| engine.addProperty("string.resource.loader.repository.static", "false"); |
| } |
| engine.addProperty("string.resource.loader.modificationCheckInterval", "1"); |
| engine.setProperty(Velocity.RUNTIME_LOG_INSTANCE, logger); |
| return engine; |
| } |
| |
| protected StringResourceRepository getRepo(String name, VelocityEngine engine) |
| { |
| if (engine == null) |
| { |
| if (name == null) |
| { |
| return StringResourceLoader.getRepository(); |
| } |
| else |
| { |
| return StringResourceLoader.getRepository(name); |
| } |
| } |
| else |
| { |
| if (name == null) |
| { |
| return (StringResourceRepository)engine.getApplicationAttribute(StringResourceLoader.REPOSITORY_NAME_DEFAULT); |
| } |
| else |
| { |
| return (StringResourceRepository)engine.getApplicationAttribute(name); |
| } |
| } |
| } |
| |
| protected String render(Template template) throws Exception |
| { |
| StringWriter out = new StringWriter(); |
| template.merge(this.context, out); |
| return out.toString(); |
| } |
| |
| |
| public void testSharedRepo() throws Exception |
| { |
| // this engine's string resource loader should share a repository |
| // with the singleton's string resource loader |
| VelocityEngine engine = newStringEngine(null, true); |
| |
| // get and merge the same template from both runtimes with the same context |
| String engineOut = render(engine.getTemplate("foo")); |
| String singletonOut = render(RuntimeSingleton.getTemplate("foo")); |
| |
| // make sure they're equal |
| assertEquals(engineOut, singletonOut); |
| } |
| |
| public void testAlternateStaticRepo() throws Exception |
| { |
| VelocityEngine engine = newStringEngine("alternate.repo", true); |
| // should be null be for init |
| StringResourceRepository repo = getRepo("alternate.repo", null); |
| assertNull(repo); |
| engine.init(); |
| // and not null after init |
| repo = getRepo("alternate.repo", null); |
| assertNotNull(repo); |
| repo.putStringResource("foo", "This is NOT $foo"); |
| |
| // get and merge template with the same name from both runtimes with the same context |
| String engineOut = render(engine.getTemplate("foo")); |
| String singletonOut = render(RuntimeSingleton.getTemplate("foo")); |
| |
| // make sure they're NOT equal |
| assertFalse(engineOut.equals(singletonOut)); |
| } |
| |
| public void testPreCreatedStaticRepo() throws Exception |
| { |
| VelocityEngine engine = newStringEngine("my.repo", true); |
| MyRepo repo = new MyRepo(); |
| repo.put("bar", "This is NOT $bar"); |
| StringResourceLoader.setRepository("my.repo", repo); |
| |
| String out = render(engine.getTemplate("bar")); |
| assertEquals(out, "This is NOT horrible!"); |
| } |
| |
| public void testAppRepo() throws Exception |
| { |
| VelocityEngine engine = newStringEngine(null, false); |
| engine.init(); |
| |
| StringResourceRepository repo = getRepo(null, engine); |
| assertNotNull(repo); |
| repo.putStringResource("woogie", "What is $woogie?"); |
| |
| String out = render(engine.getTemplate("woogie")); |
| assertEquals(out, "What is a woogie?"); |
| } |
| |
| public void testAlternateAppRepo() throws Exception |
| { |
| VelocityEngine engine = newStringEngine("alternate.app.repo", false); |
| engine.init(); |
| |
| StringResourceRepository repo = getRepo("alternate.app.repo", engine); |
| assertNotNull(repo); |
| repo.putStringResource("you/foo.vm", "You look $foo"); |
| |
| String out = render(engine.getTemplate("you/foo.vm")); |
| assertEquals(out, "You look wonderful!"); |
| } |
| |
| public void testPreCreatedAppRepo() throws Exception |
| { |
| VelocityEngine engine = newStringEngine("my.app.repo", false); |
| MyRepo repo = new MyRepo(); |
| repo.put("you/bar.vm", "You look $bar"); |
| engine.setApplicationAttribute("my.app.repo", repo); |
| |
| String out = render(engine.getTemplate("you/bar.vm")); |
| assertEquals(out, "You look horrible!"); |
| } |
| |
| public static class MyRepo extends StringResourceRepositoryImpl |
| { |
| public void put(String name, String template) |
| { |
| putStringResource(name, template); |
| } |
| } |
| |
| } |