| /** |
| * 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. |
| */ |
| package org.apache.ambari.server.checks; |
| |
| import java.io.File; |
| import java.util.List; |
| import java.util.Properties; |
| import java.util.Set; |
| |
| import org.apache.ambari.server.audit.AuditLoggerModule; |
| import org.apache.ambari.server.configuration.Configuration; |
| import org.apache.ambari.server.controller.ControllerModule; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.springframework.beans.factory.config.BeanDefinition; |
| import org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider; |
| import org.springframework.core.type.filter.AssignableTypeFilter; |
| |
| import com.google.inject.Guice; |
| import com.google.inject.Injector; |
| |
| /** |
| * Tests the order of pre-upgrade checks. |
| */ |
| public class UpgradeCheckOrderTest { |
| |
| /** |
| * Tests that instances of {@link AbstractCheckDescriptor} are ordered |
| * correctly. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testUpgradeOrder() throws Exception { |
| String sourceResourceDirectory = "src" + File.separator + "test" + File.separator + "resources"; |
| |
| Properties properties = new Properties(); |
| properties.setProperty(Configuration.SERVER_PERSISTENCE_TYPE.getKey(), "in-memory"); |
| properties.setProperty(Configuration.OS_VERSION.getKey(), "centos6"); |
| properties.setProperty(Configuration.SHARED_RESOURCES_DIR.getKey(), sourceResourceDirectory); |
| |
| Injector injector = Guice.createInjector(new ControllerModule(properties), new AuditLoggerModule()); |
| UpgradeCheckRegistry registry = injector.getInstance(UpgradeCheckRegistry.class); |
| UpgradeCheckRegistry registry2 = injector.getInstance(UpgradeCheckRegistry.class); |
| |
| // verify singleton |
| Assert.assertEquals(registry, registry2); |
| |
| // get the check list |
| List<AbstractCheckDescriptor> checks = registry.getUpgradeChecks(); |
| |
| // scan for all checks |
| ClassPathScanningCandidateComponentProvider scanner = new ClassPathScanningCandidateComponentProvider(false); |
| AssignableTypeFilter filter = new AssignableTypeFilter(AbstractCheckDescriptor.class); |
| scanner.addIncludeFilter(filter); |
| |
| // grab all check subclasses using the exact folder they are in to avoid loading the SampleServiceCheck from the test jar |
| Set<BeanDefinition> beanDefinitions = scanner.findCandidateComponents("org.apache.ambari.server.checks"); |
| |
| // verify they are equal |
| Assert.assertEquals(beanDefinitions.size(), checks.size()); |
| |
| AbstractCheckDescriptor lastCheck = null; |
| for (AbstractCheckDescriptor check : checks) { |
| UpgradeCheckGroup group = UpgradeCheckGroup.DEFAULT; |
| UpgradeCheckGroup lastGroup = UpgradeCheckGroup.DEFAULT; |
| |
| if (null != lastCheck) { |
| |
| UpgradeCheck annotation = check.getClass().getAnnotation(UpgradeCheck.class); |
| UpgradeCheck lastAnnotation = lastCheck.getClass().getAnnotation(UpgradeCheck.class); |
| |
| if (null != annotation && null != lastAnnotation) { |
| group = annotation.group(); |
| lastGroup = lastAnnotation.group(); |
| Assert.assertTrue(lastGroup.getOrder().compareTo(group.getOrder()) <= 0); |
| } |
| } |
| |
| lastCheck = check; |
| } |
| } |
| } |