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- /*
- * Copyright (C) 2012-present the original author or authors.
- *
- * Licensed 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.
- */
- package org.pf4j;
-
- import org.junit.jupiter.api.AfterEach;
- import org.junit.jupiter.api.Assertions;
- import org.junit.jupiter.api.BeforeEach;
- import org.junit.jupiter.api.Test;
- import org.pf4j.test.JavaFileObjectClassLoader;
- import org.pf4j.test.JavaFileObjectUtils;
- import org.pf4j.test.JavaSources;
- import org.pf4j.test.TestExtension;
- import org.pf4j.test.TestExtensionPoint;
-
- import javax.tools.JavaFileObject;
- import java.util.Collections;
- import java.util.HashSet;
- import java.util.LinkedHashMap;
- import java.util.List;
- import java.util.Map;
- import java.util.Set;
- import java.util.UUID;
-
- import static org.junit.jupiter.api.Assertions.assertEquals;
- import static org.mockito.Mockito.mock;
- import static org.mockito.Mockito.when;
-
- /**
- * @author Mario Franco
- */
- public class AbstractExtensionFinderTest {
-
- private PluginManager pluginManager;
-
- @BeforeEach
- public void setUp() {
- PluginWrapper pluginStarted = mock(PluginWrapper.class);
- when(pluginStarted.getPluginClassLoader()).thenReturn(getClass().getClassLoader());
- when(pluginStarted.getPluginState()).thenReturn(PluginState.STARTED);
-
- PluginWrapper pluginStopped = mock(PluginWrapper.class);
- when(pluginStopped.getPluginClassLoader()).thenReturn(getClass().getClassLoader());
- when(pluginStopped.getPluginState()).thenReturn(PluginState.STOPPED);
-
- pluginManager = mock(PluginManager.class);
- when(pluginManager.getPlugin("plugin1")).thenReturn(pluginStarted);
- when(pluginManager.getPlugin("plugin2")).thenReturn(pluginStopped);
- when(pluginManager.getPluginClassLoader("plugin1")).thenReturn(getClass().getClassLoader());
- when(pluginManager.getExtensionFactory()).thenReturn(new DefaultExtensionFactory());
- }
-
- @AfterEach
- public void tearDown() {
- pluginManager = null;
- }
-
- /**
- * Test of {@link AbstractExtensionFinder#find(Class)}.
- */
- @Test
- public void testFindFailType() {
- ExtensionFinder instance = new AbstractExtensionFinder(pluginManager) {
-
- @Override
- public Map<String, Set<String>> readPluginsStorages() {
- return Collections.emptyMap();
- }
-
- @Override
- public Map<String, Set<String>> readClasspathStorages() {
- return Collections.emptyMap();
- }
-
- };
- List<ExtensionWrapper<TestExtension>> list = instance.find(TestExtension.class);
- assertEquals(0, list.size());
- }
-
- /**
- * Test of {@link AbstractExtensionFinder#find(Class)}.
- */
- @Test
- public void testFindFromClasspath() {
- ExtensionFinder instance = new AbstractExtensionFinder(pluginManager) {
-
- @Override
- public Map<String, Set<String>> readPluginsStorages() {
- return Collections.emptyMap();
- }
-
- @Override
- public Map<String, Set<String>> readClasspathStorages() {
- Map<String, Set<String>> entries = new LinkedHashMap<>();
-
- Set<String> bucket = new HashSet<>();
- bucket.add("org.pf4j.test.TestExtension");
- entries.put(null, bucket);
-
- return entries;
- }
-
- };
-
- List<ExtensionWrapper<TestExtensionPoint>> list = instance.find(TestExtensionPoint.class);
- assertEquals(1, list.size());
- }
-
- /**
- * Test of {@link AbstractExtensionFinder#find(Class, String)}.
- */
- @Test
- public void testFindFromPlugin() {
- ExtensionFinder instance = new AbstractExtensionFinder(pluginManager) {
-
- @Override
- public Map<String, Set<String>> readPluginsStorages() {
- Map<String, Set<String>> entries = new LinkedHashMap<>();
-
- Set<String> bucket = new HashSet<>();
- bucket.add("org.pf4j.test.TestExtension");
- entries.put("plugin1", bucket);
- bucket = new HashSet<>();
- bucket.add("org.pf4j.test.TestExtension");
- entries.put("plugin2", bucket);
-
- return entries;
- }
-
- @Override
- public Map<String, Set<String>> readClasspathStorages() {
- return Collections.emptyMap();
- }
-
- };
-
- List<ExtensionWrapper<TestExtensionPoint>> list = instance.find(TestExtensionPoint.class);
- assertEquals(1, list.size());
-
- list = instance.find(TestExtensionPoint.class, "plugin1");
- assertEquals(1, list.size());
-
- list = instance.find(TestExtensionPoint.class, "plugin2");
- // "0" because the status of "plugin2" is STOPPED => no extensions
- assertEquals(0, list.size());
- }
-
- /**
- * Test of {@link AbstractExtensionFinder#findClassNames(String)}.
- */
- @Test
- public void testFindClassNames() {
- ExtensionFinder instance = new AbstractExtensionFinder(pluginManager) {
-
- @Override
- public Map<String, Set<String>> readPluginsStorages() {
- Map<String, Set<String>> entries = new LinkedHashMap<>();
-
- Set<String> bucket = new HashSet<>();
- bucket.add("org.pf4j.plugin.TestExtension");
- entries.put("plugin1", bucket);
-
- return entries;
- }
-
- @Override
- public Map<String, Set<String>> readClasspathStorages() {
- Map<String, Set<String>> entries = new LinkedHashMap<>();
-
- Set<String> bucket = new HashSet<>();
- bucket.add("org.pf4j.plugin.TestExtension");
- bucket.add("org.pf4j.plugin.FailTestExtension");
- entries.put(null, bucket);
-
- return entries;
- }
-
- };
-
- Set<String> result = instance.findClassNames(null);
- assertEquals(2, result.size());
-
- result = instance.findClassNames("plugin1");
- assertEquals(1, result.size());
- }
-
- /**
- * Test of {@link org.pf4j.AbstractExtensionFinder#find(java.lang.String)}.
- */
- @Test
- public void testFindExtensionWrappersFromPluginId() {
- // complicate the test to show how to deal with dynamic Java classes (generated at runtime from sources)
- PluginWrapper plugin3 = mock(PluginWrapper.class);
- JavaFileObject object = JavaSources.compile(DefaultExtensionFactoryTest.FailTestExtension);
- JavaFileObjectClassLoader classLoader = new JavaFileObjectClassLoader();
- classLoader.load(object);
- when(plugin3.getPluginClassLoader()).thenReturn(classLoader);
- when(plugin3.getPluginState()).thenReturn(PluginState.STARTED);
- when(pluginManager.getPluginClassLoader("plugin3")).thenReturn(classLoader);
- when(pluginManager.getPlugin("plugin3")).thenReturn(plugin3);
-
- ExtensionFinder instance = new AbstractExtensionFinder(pluginManager) {
-
- @Override
- public Map<String, Set<String>> readPluginsStorages() {
- Map<String, Set<String>> entries = new LinkedHashMap<>();
-
- Set<String> bucket = new HashSet<>();
- bucket.add("org.pf4j.test.TestExtension");
- entries.put("plugin1", bucket);
- bucket = new HashSet<>();
- bucket.add("org.pf4j.test.TestExtension");
- entries.put("plugin2", bucket);
- bucket = new HashSet<>();
- bucket.add(JavaFileObjectUtils.getClassName(object));
- entries.put("plugin3", bucket);
-
- return entries;
- }
-
- @Override
- public Map<String, Set<String>> readClasspathStorages() {
- return Collections.emptyMap();
- }
-
- };
-
- List<ExtensionWrapper> plugin1Result = instance.find("plugin1");
- assertEquals(1, plugin1Result.size());
-
- List<ExtensionWrapper> plugin2Result = instance.find("plugin2");
- assertEquals(0, plugin2Result.size());
-
- List<ExtensionWrapper> plugin3Result = instance.find("plugin3");
- assertEquals(1, plugin3Result.size());
-
- List<ExtensionWrapper> plugin4Result = instance.find(UUID.randomUUID().toString());
- assertEquals(0, plugin4Result.size());
- }
-
- @Test
- public void findExtensionAnnotation() {
- List<JavaFileObject> generatedFiles = JavaSources.compileAll(JavaSources.Greeting, JavaSources.WhazzupGreeting);
- assertEquals(2, generatedFiles.size());
-
- Map<String, Class<?>> loadedClasses = new JavaFileObjectClassLoader().load(generatedFiles);
- Class<?> clazz = loadedClasses.get("test.WhazzupGreeting");
- Extension extension = AbstractExtensionFinder.findExtensionAnnotation(clazz);
- Assertions.assertNotNull(extension);
- }
-
- @Test
- public void findExtensionAnnotationThatMissing() {
- List<JavaFileObject> generatedFiles = JavaSources.compileAll(JavaSources.Greeting,
- ExtensionAnnotationProcessorTest.SpinnakerExtension_NoExtension,
- ExtensionAnnotationProcessorTest.WhazzupGreeting_SpinnakerExtension);
- assertEquals(3, generatedFiles.size());
-
- Map<String, Class<?>> loadedClasses = new JavaFileObjectClassLoader().load(generatedFiles);
- Class<?> clazz = loadedClasses.get("test.WhazzupGreeting");
- Extension extension = AbstractExtensionFinder.findExtensionAnnotation(clazz);
- Assertions.assertNull(extension);
- }
-
- }
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