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Diffstat (limited to 'velocity-engine-core/src/test/java/org/apache/velocity/test/StringResourceLoaderRepositoryTestCase.java')
| -rw-r--r-- | velocity-engine-core/src/test/java/org/apache/velocity/test/StringResourceLoaderRepositoryTestCase.java | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/velocity-engine-core/src/test/java/org/apache/velocity/test/StringResourceLoaderRepositoryTestCase.java b/velocity-engine-core/src/test/java/org/apache/velocity/test/StringResourceLoaderRepositoryTestCase.java new file mode 100644 index 00000000..23aee4ce --- /dev/null +++ b/velocity-engine-core/src/test/java/org/apache/velocity/test/StringResourceLoaderRepositoryTestCase.java @@ -0,0 +1,214 @@ +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); + } + + @Override + 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); + } + } + +} |