opendaylight/netconf/config-persister-impl/src/test/java/org/opendaylight/controller/netconf/persist/impl/PersisterAggregatorTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.netconf.persist.impl;
  10
  11 import com.google.common.base.Optional;
  12 import org.junit.Test;
  13 import org.opendaylight.controller.config.persist.api.ConfigSnapshotHolder;
  14 import org.opendaylight.controller.config.persist.api.Persister;
  15 import org.opendaylight.controller.config.persist.storage.file.FileStorageAdapter;
  16 import org.opendaylight.controller.netconf.persist.impl.osgi.ConfigPersisterActivator;
  17 import org.opendaylight.controller.netconf.persist.impl.osgi.PropertiesProviderBaseImpl;
  18
  19 import java.io.IOException;
  20 import java.util.ArrayList;
  21 import java.util.List;
  22 import java.util.Properties;
  23
  24 import static org.junit.Assert.assertFalse;
  25 import static org.junit.Assert.fail;
  26 import static org.junit.Assert.assertTrue;
  27 import static org.junit.Assert.assertThat;
  28 import static org.junit.Assert.assertEquals;
  29 import static org.junit.matchers.JUnitMatchers.containsString;
  30 import static org.mockito.Mockito.doReturn;
  31 import static org.mockito.Mockito.mock;
  32 import static org.opendaylight.controller.netconf.persist.impl.PersisterAggregator.PersisterWithConfiguration;
  33 import static org.opendaylight.controller.netconf.persist.impl.PersisterAggregatorTest.TestingPropertiesProvider.loadFile;
  34
  35 public class PersisterAggregatorTest {
  36
  37     static class TestingPropertiesProvider extends PropertiesProviderBaseImpl {
  38
  39         private static Properties prop = new Properties();
  40
  41         public TestingPropertiesProvider() {
  42             super(null);
  43         }
  44
  45         public static TestingPropertiesProvider loadFile(String fileName) {
  46             try {
  47                 prop.load(TestingPropertiesProvider.class.getClassLoader().getResourceAsStream(fileName));
  48             } catch (IOException e) {
  49                 throw new RuntimeException(e);
  50             }
  51             return new TestingPropertiesProvider();
  52         }
  53
  54         @Override
  55         public String getFullKeyForReporting(String key) {
  56             return ConfigPersisterActivator.NETCONF_CONFIG_PERSISTER + "." + key;
  57         }
  58
  59         @Override
  60         public String getProperty(String key) {
  61             return prop.getProperty(getFullKeyForReporting(key));
  62         }
  63
  64         @Override
  65         public String getPropertyWithoutPrefix(String fullKey){
  66             return prop.getProperty(fullKey);
  67         }
  68     }
  69
  70     @Test
  71     public void testDummyAdapter() throws Exception {
  72         PersisterAggregator persisterAggregator = PersisterAggregator.createFromProperties(loadFile("test1.properties"));
  73         List<PersisterWithConfiguration> persisters = persisterAggregator.getPersisterWithConfigurations();
  74         assertEquals(1, persisters.size());
  75         PersisterWithConfiguration persister = persisters.get(0);
  76         assertEquals(DummyAdapter.class.getName() ,persister.getStorage().getClass().getName());
  77         assertFalse(persister.isReadOnly());
  78
  79         persisterAggregator.persistConfig(null);
  80         persisterAggregator.loadLastConfig();
  81         persisterAggregator.persistConfig(null);
  82         persisterAggregator.loadLastConfig();
  83
  84         assertEquals(2, DummyAdapter.persist);
  85         assertEquals(2, DummyAdapter.load);
  86         assertEquals(1, DummyAdapter.props);
  87     }
  88
  89     @Test
  90     public void testLoadFromPropertyFile() throws Exception {
  91         PersisterAggregator persisterAggregator = PersisterAggregator.createFromProperties(loadFile("test2.properties"));
  92         List<PersisterWithConfiguration> persisters = persisterAggregator.getPersisterWithConfigurations();
  93         assertEquals(1, persisters.size());
  94         PersisterWithConfiguration persister = persisters.get(0);
  95         assertEquals(FileStorageAdapter.class.getName() ,persister.getStorage().getClass().getName());
  96         assertFalse(persister.isReadOnly());
  97     }
  98
  99     @Test
 100     public void testFileStorageNumberOfBackups() throws Exception {
 101         try {
 102             PersisterAggregator.createFromProperties(loadFile("test3.properties"));
 103             fail();
 104         } catch (RuntimeException e) {
 105             assertThat(
 106                     e.getMessage(),
 107                     containsString("numberOfBackups property should be either set to positive value, or ommited. Can not be set to 0."));
 108         }
 109     }
 110
 111     @Test
 112     public void loadLastConfig() throws Exception {
 113         List<PersisterWithConfiguration> persisterWithConfigurations = new ArrayList<>();
 114         PersisterWithConfiguration first = new PersisterWithConfiguration(mock(Persister.class), false);
 115
 116         ConfigSnapshotHolder ignored = mock(ConfigSnapshotHolder.class);
 117         doReturn(Optional.of(ignored)).when(first.getStorage()).loadLastConfig(); // should be ignored
 118
 119         ConfigSnapshotHolder used = mock(ConfigSnapshotHolder.class);
 120         PersisterWithConfiguration second = new PersisterWithConfiguration(mock(Persister.class), false);
 121         doReturn(Optional.of(used)).when(second.getStorage()).loadLastConfig(); // should be used
 122
 123         PersisterWithConfiguration third = new PersisterWithConfiguration(mock(Persister.class), false);
 124         doReturn(Optional.absent()).when(third.getStorage()).loadLastConfig();
 125
 126         persisterWithConfigurations.add(first);
 127         persisterWithConfigurations.add(second);
 128         persisterWithConfigurations.add(third);
 129
 130         PersisterAggregator persisterAggregator = new PersisterAggregator(persisterWithConfigurations);
 131         Optional<ConfigSnapshotHolder> configSnapshotHolderOptional = persisterAggregator.loadLastConfig();
 132         assertTrue(configSnapshotHolderOptional.isPresent());
 133         assertEquals(used, configSnapshotHolderOptional.get());
 134     }
 135
 136 }