config-loader/config-loader-impl/src/test/java/org/opendaylight/bgpcep/config/loader/impl/AbstractConfigLoader.java

   1 /*
   2  * Copyright (c) 2016 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.bgpcep.config.loader.impl;
   9
  10 import static org.mockito.ArgumentMatchers.any;
  11 import static org.mockito.Mockito.doAnswer;
  12 import static org.mockito.Mockito.doReturn;
  13
  14 import java.nio.file.WatchEvent;
  15 import java.nio.file.WatchKey;
  16 import java.nio.file.WatchService;
  17 import java.util.List;
  18 import java.util.concurrent.CopyOnWriteArrayList;
  19 import org.checkerframework.checker.lock.qual.GuardedBy;
  20 import org.junit.After;
  21 import org.junit.Before;
  22 import org.mockito.Mock;
  23 import org.mockito.MockitoAnnotations;
  24 import org.opendaylight.bgpcep.config.loader.spi.ConfigFileProcessor;
  25 import org.opendaylight.mdsal.binding.dom.adapter.AdapterContext;
  26 import org.opendaylight.mdsal.binding.dom.adapter.test.AbstractConcurrentDataBrokerTest;
  27 import org.opendaylight.mdsal.binding.dom.adapter.test.AbstractDataBrokerTestCustomizer;
  28 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
  29
  30 public abstract class AbstractConfigLoader extends AbstractConcurrentDataBrokerTest {
  31     @GuardedBy("this")
  32     private final List<WatchEvent<?>> eventList = new CopyOnWriteArrayList<>();
  33     protected ConfigLoaderImpl configLoader;
  34     @Mock
  35     private WatchService watchService;
  36     @Mock
  37     ConfigFileProcessor processor;
  38     @Mock
  39     private WatchKey watchKey;
  40     @Mock
  41     private WatchEvent<?> watchEvent;
  42     @Mock
  43     private FileWatcher fileWatcher;
  44     protected AdapterContext mappingService;
  45     protected DOMSchemaService schemaService;
  46
  47     public AbstractConfigLoader() {
  48         super(true);
  49     }
  50
  51     @Before
  52     public void setUp() throws Exception {
  53         MockitoAnnotations.initMocks(this);
  54         doAnswer(invocation -> true).when(this.watchKey).reset();
  55         doReturn(this.eventList).when(this.watchKey).pollEvents();
  56         doReturn(this.watchKey).when(this.watchService).take();
  57         doReturn("watchKey").when(this.watchKey).toString();
  58         doReturn("watchService").when(this.watchService).toString();
  59         doReturn("watchEvent").when(this.watchEvent).toString();
  60         doReturn(getResourceFolder()).when(this.fileWatcher).getPathFile();
  61         doReturn(this.watchService).when(this.fileWatcher).getWatchService();
  62         doAnswer(invocation -> {
  63             clearEvent();
  64             return null;
  65         }).when(this.processor).loadConfiguration(any());
  66         this.configLoader = new ConfigLoaderImpl(getSchemaContext(), this.mappingService.currentSerializer(),
  67             this.fileWatcher);
  68         this.configLoader.init();
  69     }
  70
  71     @Override
  72     protected final AbstractDataBrokerTestCustomizer createDataBrokerTestCustomizer() {
  73         final AbstractDataBrokerTestCustomizer customizer = super.createDataBrokerTestCustomizer();
  74         this.mappingService = customizer.getAdapterContext();
  75         this.schemaService = customizer.getSchemaService();
  76         return customizer;
  77     }
  78
  79     private synchronized void clearEvent() {
  80         this.eventList.clear();
  81     }
  82
  83     protected String getResourceFolder() {
  84         return ClassLoader.getSystemClassLoader().getResource("initial").getPath();
  85     }
  86
  87     protected synchronized void triggerEvent(final String filename) {
  88         doReturn(filename).when(this.watchEvent).context();
  89         this.eventList.add(this.watchEvent);
  90     }
  91
  92     @After
  93     public void tearDown() throws Exception {
  94         this.configLoader.close();
  95     }
  96 }