restconf/restconf-nb/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.assertThrows;
  12 import static org.mockito.Mockito.doReturn;
  13 import static org.mockito.Mockito.when;
  14 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateFalseFluentFuture;
  15 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateTrueFluentFuture;
  16
  17 import com.google.common.util.concurrent.Futures;
  18 import com.google.common.util.concurrent.SettableFuture;
  19 import javax.ws.rs.core.Response;
  20 import javax.ws.rs.core.Response.Status;
  21 import org.junit.Before;
  22 import org.junit.Test;
  23 import org.junit.runner.RunWith;
  24 import org.mockito.Mock;
  25 import org.mockito.junit.MockitoJUnitRunner;
  26 import org.opendaylight.mdsal.common.api.CommitInfo;
  27 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  28 import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
  29 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  30 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  31 import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
  32 import org.opendaylight.netconf.api.NetconfDocumentedException;
  33 import org.opendaylight.netconf.dom.api.NetconfDataTreeService;
  34 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  35 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.MdsalRestconfStrategy;
  36 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.NetconfRestconfStrategy;
  37 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.RestconfStrategy;
  38 import org.opendaylight.yangtools.yang.common.ErrorSeverity;
  39 import org.opendaylight.yangtools.yang.common.ErrorTag;
  40 import org.opendaylight.yangtools.yang.common.ErrorType;
  41 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  42
  43 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  44 public class DeleteDataTransactionUtilTest {
  45     @Mock
  46     private DOMDataTreeReadWriteTransaction readWrite;
  47     @Mock
  48     private DOMDataBroker mockDataBroker;
  49     @Mock
  50     private NetconfDataTreeService netconfService;
  51
  52     @Before
  53     public void init() {
  54         doReturn(CommitInfo.emptyFluentFuture()).when(readWrite).commit();
  55         doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(netconfService).commit();
  56         doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(netconfService).discardChanges();
  57         doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(netconfService).unlock();
  58         doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(netconfService).lock();
  59         doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(netconfService)
  60             .delete(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty());
  61         doReturn(readWrite).when(mockDataBroker).newReadWriteTransaction();
  62     }
  63
  64     /**
  65      * Test of successful DELETE operation.
  66      */
  67     @Test
  68     public void deleteData() {
  69         // assert that data to delete exists
  70         when(readWrite.exists(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty()))
  71             .thenReturn(immediateTrueFluentFuture());
  72         // test
  73         delete(new MdsalRestconfStrategy(mockDataBroker));
  74         delete(new NetconfRestconfStrategy(netconfService));
  75     }
  76
  77     /**
  78      * Negative test for DELETE operation when data to delete does not exist. Error DATA_MISSING is expected.
  79      */
  80     @Test
  81     public void deleteDataNegativeTest() {
  82         // assert that data to delete does NOT exist
  83         when(readWrite.exists(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty()))
  84             .thenReturn(immediateFalseFluentFuture());
  85         final NetconfDocumentedException exception = new NetconfDocumentedException("id",
  86             ErrorType.RPC, ErrorTag.DATA_MISSING, ErrorSeverity.ERROR);
  87         final SettableFuture<? extends CommitInfo> ret = SettableFuture.create();
  88         ret.setException(new TransactionCommitFailedException(
  89             String.format("Commit of transaction %s failed", this), exception));
  90
  91         doReturn(ret).when(netconfService).commit();
  92
  93         // test and assert error
  94         deleteFail(new MdsalRestconfStrategy(mockDataBroker));
  95         deleteFail(new NetconfRestconfStrategy(netconfService));
  96     }
  97
  98     private static void delete(final RestconfStrategy strategy) {
  99         final Response response = DeleteDataTransactionUtil.deleteData(strategy, YangInstanceIdentifier.empty());
 100         // assert success
 101         assertEquals("Not expected response received", Status.NO_CONTENT.getStatusCode(), response.getStatus());
 102     }
 103
 104     private static void deleteFail(final RestconfStrategy strategy) {
 105         final var ex = assertThrows(RestconfDocumentedException.class,
 106             () -> DeleteDataTransactionUtil.deleteData(strategy, YangInstanceIdentifier.empty()));
 107         final var errors = ex.getErrors();
 108         assertEquals(1, errors.size());
 109         final var error = errors.get(0);
 110         assertEquals(ErrorType.PROTOCOL, error.getErrorType());
 111         assertEquals(ErrorTag.DATA_MISSING, error.getErrorTag());
 112     }
 113 }