infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/PersistingDataTreeAdapterTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.honeycomb.data.impl;
  18
  19 import static org.junit.Assert.fail;
  20 import static org.mockito.Matchers.any;
  21 import static org.mockito.Mockito.doThrow;
  22 import static org.mockito.Mockito.times;
  23 import static org.mockito.Mockito.verify;
  24
  25 import java.nio.file.Files;
  26 import java.nio.file.Path;
  27 import org.junit.Before;
  28 import org.junit.Test;
  29 import org.mockito.Mock;
  30 import org.mockito.MockitoAnnotations;
  31 import org.opendaylight.controller.sal.core.api.model.SchemaService;
  32 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
  33 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
  34 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
  35
  36 public class PersistingDataTreeAdapterTest {
  37
  38     @Mock
  39     private DataTree delegatingDataTree;
  40     @Mock
  41     private SchemaService schemaService;
  42     @Mock
  43     private DataTreeSnapshot snapshot;
  44
  45     private Path tmpPersistFile;
  46
  47     private PersistingDataTreeAdapter persistingDataTreeAdapter;
  48
  49     @Before
  50     public void setUp() throws Exception {
  51         MockitoAnnotations.initMocks(this);
  52         tmpPersistFile = Files.createTempFile("testing-hc-persistence", "json");
  53         persistingDataTreeAdapter = new PersistingDataTreeAdapter(delegatingDataTree, schemaService, tmpPersistFile);
  54     }
  55
  56     @Test
  57     public void testNoPersistOnFailure() throws Exception {
  58         doThrow(new IllegalStateException("testing errors")).when(delegatingDataTree).commit(any(DataTreeCandidate.class));
  59
  60         try {
  61             persistingDataTreeAdapter.commit(null);
  62             fail("Exception expected");
  63         } catch (IllegalStateException e) {
  64             verify(delegatingDataTree, times(0)).takeSnapshot();
  65             verify(delegatingDataTree).commit(any(DataTreeCandidate.class));
  66         }
  67     }
  68
  69 }