opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/selectionstrategy/EntityOwnerSelectionStrategyConfigReaderTest.java

   1 /*
   2  * Copyright (c) 2015 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 package org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertFalse;
  12 import static org.junit.Assert.assertNotEquals;
  13 import static org.junit.Assert.assertTrue;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.doThrow;
  16 import java.io.IOException;
  17 import java.util.Collections;
  18 import java.util.Hashtable;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.mockito.Mock;
  22 import org.mockito.MockitoAnnotations;
  23 import org.osgi.framework.BundleContext;
  24 import org.osgi.framework.ServiceReference;
  25 import org.osgi.service.cm.Configuration;
  26 import org.osgi.service.cm.ConfigurationAdmin;
  27
  28 public class EntityOwnerSelectionStrategyConfigReaderTest {
  29     @Mock
  30     private BundleContext mockBundleContext;
  31
  32     @Mock
  33     private ServiceReference<ConfigurationAdmin> mockConfigAdminServiceRef;
  34
  35     @Mock
  36     private ConfigurationAdmin mockConfigAdmin;
  37
  38     @Mock
  39     private Configuration mockConfig;
  40
  41     @Before
  42     public void setup() throws IOException {
  43         MockitoAnnotations.initMocks(this);
  44
  45         doReturn(mockConfigAdminServiceRef).when(mockBundleContext).getServiceReference(ConfigurationAdmin.class);
  46         doReturn(mockConfigAdmin).when(mockBundleContext).getService(mockConfigAdminServiceRef);
  47
  48         doReturn(mockConfig).when(mockConfigAdmin).getConfiguration(EntityOwnerSelectionStrategyConfigReader.CONFIG_ID);
  49     }
  50
  51     private EntityOwnerSelectionStrategyConfig loadStrategyConfig() {
  52         return EntityOwnerSelectionStrategyConfigReader.loadStrategyWithConfig(mockBundleContext);
  53     }
  54
  55     @Test
  56     public void testReadStrategies(){
  57         Hashtable<String, Object> props = new Hashtable<>();
  58         props.put("entity.type.test", "org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LastCandidateSelectionStrategy,100");
  59
  60         doReturn(props).when(mockConfig).getProperties();
  61
  62         EntityOwnerSelectionStrategyConfig config = loadStrategyConfig();
  63
  64         assertTrue(config.isStrategyConfigured("test"));
  65
  66         EntityOwnerSelectionStrategy strategy = config.createStrategy("test", Collections.<String, Long>emptyMap());
  67         assertTrue(strategy.toString(), strategy instanceof LastCandidateSelectionStrategy);
  68         assertEquals(100L, strategy.getSelectionDelayInMillis());
  69
  70         final EntityOwnerSelectionStrategy strategy1 = config.createStrategy("test", Collections.<String, Long>emptyMap());
  71         assertEquals(strategy, strategy1);
  72
  73         config.clearStrategies();
  74
  75         final EntityOwnerSelectionStrategy strategy2 = config.createStrategy("test", Collections.<String, Long>emptyMap());
  76         assertNotEquals(strategy1, strategy2);
  77     }
  78
  79     @Test
  80     public void testReadStrategiesWithIOException() throws IOException {
  81         doThrow(IOException.class).when(mockConfigAdmin).getConfiguration(EntityOwnerSelectionStrategyConfigReader.CONFIG_ID);
  82
  83         EntityOwnerSelectionStrategyConfig config = loadStrategyConfig();
  84
  85         assertFalse(config.isStrategyConfigured("test"));
  86     }
  87
  88     @Test
  89     public void testReadStrategiesWithNullConfiguration() throws IOException {
  90         doReturn(null).when(mockConfigAdmin).getConfiguration(EntityOwnerSelectionStrategyConfigReader.CONFIG_ID);
  91
  92         EntityOwnerSelectionStrategyConfig config = loadStrategyConfig();
  93
  94         assertFalse(config.isStrategyConfigured("test"));
  95     }
  96
  97     @Test
  98     public void testReadStrategiesWithNullConfigurationProperties() throws IOException {
  99         doReturn(null).when(mockConfig).getProperties();
 100
 101         EntityOwnerSelectionStrategyConfig config = loadStrategyConfig();
 102
 103         assertFalse(config.isStrategyConfigured("test"));
 104     }
 105
 106     @Test(expected = IllegalArgumentException.class)
 107     public void testReadStrategiesInvalidDelay(){
 108         Hashtable<String, Object> props = new Hashtable<>();
 109         props.put("entity.type.test", "org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LastCandidateSelectionStrategy,foo");
 110
 111         doReturn(props).when(mockConfig).getProperties();
 112
 113         loadStrategyConfig();
 114     }
 115
 116     @Test(expected = IllegalArgumentException.class)
 117     public void testReadStrategiesInvalidClassType(){
 118         Hashtable<String, Object> props = new Hashtable<>();
 119         props.put("entity.type.test", "String,100");
 120
 121         doReturn(props).when(mockConfig).getProperties();
 122
 123         loadStrategyConfig();
 124     }
 125
 126     @Test
 127     public void testReadStrategiesMissingDelay(){
 128         Hashtable<String, Object> props = new Hashtable<>();
 129         props.put("entity.type.test", "org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LastCandidateSelectionStrategy,100");
 130         props.put("entity.type.test1", "org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LastCandidateSelectionStrategy");
 131
 132         doReturn(props).when(mockConfig).getProperties();
 133
 134         EntityOwnerSelectionStrategyConfig config = loadStrategyConfig();
 135
 136         assertEquals(100, config.createStrategy("test", Collections.<String, Long>emptyMap()).getSelectionDelayInMillis());
 137         assertEquals(0, config.createStrategy("test2", Collections.<String, Long>emptyMap()).getSelectionDelayInMillis());
 138     }
 139
 140 }