restconf/restconf-nb-rfc8040/src/test/java/org/opendaylight/restconf/nb/rfc8040/rests/utils/DeleteDataTransactionUtilTest.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.restconf.nb.rfc8040.rests.utils;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.fail;
  12 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateFalseFluentFuture;
  13 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateTrueFluentFuture;
  14
  15 import javax.ws.rs.core.Response;
  16 import javax.ws.rs.core.Response.Status;
  17 import org.junit.Before;
  18 import org.junit.Test;
  19 import org.mockito.Mock;
  20 import org.mockito.Mockito;
  21 import org.mockito.MockitoAnnotations;
  22 import org.opendaylight.mdsal.common.api.CommitInfo;
  23 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  24 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  25 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  26 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
  27 import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
  28 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  29 import org.opendaylight.restconf.common.errors.RestconfError.ErrorTag;
  30 import org.opendaylight.restconf.common.errors.RestconfError.ErrorType;
  31 import org.opendaylight.restconf.nb.rfc8040.handlers.TransactionChainHandler;
  32 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.TransactionVarsWrapper;
  33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  34
  35 public class DeleteDataTransactionUtilTest {
  36     @Mock
  37     private DOMTransactionChain transactionChain;
  38     @Mock
  39     private InstanceIdentifierContext<?> context;
  40     @Mock
  41     private DOMDataTreeReadWriteTransaction readWrite;
  42     @Mock
  43     private DOMDataBroker mockDataBroker;
  44
  45     private TransactionChainHandler transactionChainHandler;
  46
  47     @Before
  48     public void init() throws Exception {
  49         MockitoAnnotations.initMocks(this);
  50         Mockito.when(this.transactionChain.newReadWriteTransaction()).thenReturn(this.readWrite);
  51         Mockito.doReturn(CommitInfo.emptyFluentFuture()).when(this.readWrite).commit();
  52         Mockito.when(this.context.getInstanceIdentifier()).thenReturn(YangInstanceIdentifier.empty());
  53
  54         Mockito.doReturn(transactionChain).when(mockDataBroker).createTransactionChain(Mockito.any());
  55         transactionChainHandler = new TransactionChainHandler(mockDataBroker);
  56     }
  57
  58     /**
  59      * Test of successful DELETE operation.
  60      */
  61     @Test
  62     public void deleteData() throws Exception {
  63         // assert that data to delete exists
  64         Mockito.when(this.transactionChain.newReadWriteTransaction().exists(LogicalDatastoreType.CONFIGURATION,
  65                 YangInstanceIdentifier.empty())).thenReturn(immediateTrueFluentFuture());
  66
  67         // test
  68         final Response response = DeleteDataTransactionUtil.deleteData(
  69                 new TransactionVarsWrapper(this.context, null, transactionChainHandler));
  70
  71         // assert success
  72         assertEquals("Not expected response received", Status.NO_CONTENT.getStatusCode(), response.getStatus());
  73     }
  74
  75     /**
  76      * Negative test for DELETE operation when data to delete does not exist. Error DATA_MISSING is expected.
  77      */
  78     @Test
  79     public void deleteDataNegativeTest() throws Exception {
  80         // assert that data to delete does NOT exist
  81         Mockito.when(this.transactionChain.newReadWriteTransaction().exists(LogicalDatastoreType.CONFIGURATION,
  82                 YangInstanceIdentifier.empty())).thenReturn(immediateFalseFluentFuture());
  83
  84         // test and assert error
  85         try {
  86             DeleteDataTransactionUtil.deleteData(new TransactionVarsWrapper(this.context, null,
  87                     transactionChainHandler));
  88             fail("Delete operation should fail due to missing data");
  89         } catch (final RestconfDocumentedException e) {
  90             assertEquals(ErrorType.PROTOCOL, e.getErrors().get(0).getErrorType());
  91             assertEquals(ErrorTag.DATA_MISSING, e.getErrors().get(0).getErrorTag());
  92         }
  93     }
  94 }