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 com.google.common.util.concurrent.Futures;
  16 import com.google.common.util.concurrent.SettableFuture;
  17 import javax.ws.rs.core.Response;
  18 import javax.ws.rs.core.Response.Status;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.junit.runner.RunWith;
  22 import org.mockito.Mock;
  23 import org.mockito.Mockito;
  24 import org.mockito.junit.MockitoJUnitRunner;
  25 import org.opendaylight.mdsal.common.api.CommitInfo;
  26 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  27 import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
  28 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  29 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  30 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
  31 import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
  32 import org.opendaylight.netconf.api.DocumentedException;
  33 import org.opendaylight.netconf.api.NetconfDocumentedException;
  34 import org.opendaylight.netconf.dom.api.NetconfDataTreeService;
  35 import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
  36 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  37 import org.opendaylight.restconf.common.errors.RestconfError.ErrorTag;
  38 import org.opendaylight.restconf.common.errors.RestconfError.ErrorType;
  39 import org.opendaylight.restconf.nb.rfc8040.handlers.TransactionChainHandler;
  40 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.MdsalRestconfStrategy;
  41 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.NetconfRestconfStrategy;
  42 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.RestconfStrategy;
  43 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  44
  45 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  46 public class DeleteDataTransactionUtilTest {
  47     @Mock
  48     private DOMTransactionChain transactionChain;
  49     @Mock
  50     private InstanceIdentifierContext<?> context;
  51     @Mock
  52     private DOMDataTreeReadWriteTransaction readWrite;
  53     @Mock
  54     private DOMDataBroker mockDataBroker;
  55     @Mock
  56     private NetconfDataTreeService netconfService;
  57
  58     private TransactionChainHandler transactionChainHandler;
  59
  60     @Before
  61     public void init() {
  62         Mockito.when(this.transactionChain.newReadWriteTransaction()).thenReturn(this.readWrite);
  63         Mockito.doReturn(CommitInfo.emptyFluentFuture()).when(this.readWrite).commit();
  64         Mockito.doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(this.netconfService).commit();
  65         Mockito.doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(this.netconfService).discardChanges();
  66         Mockito.doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(this.netconfService).unlock();
  67         Mockito.doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(this.netconfService).lock();
  68         Mockito.doReturn(Futures.immediateFuture(new DefaultDOMRpcResult())).when(this.netconfService)
  69             .delete(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty());
  70         Mockito.when(this.context.getInstanceIdentifier()).thenReturn(YangInstanceIdentifier.empty());
  71
  72         Mockito.doReturn(transactionChain).when(mockDataBroker).createTransactionChain(Mockito.any());
  73         transactionChainHandler = new TransactionChainHandler(mockDataBroker);
  74     }
  75
  76     /**
  77      * Test of successful DELETE operation.
  78      */
  79     @Test
  80     public void deleteData() {
  81         // assert that data to delete exists
  82         Mockito.when(readWrite.exists(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty()))
  83             .thenReturn(immediateTrueFluentFuture());
  84         // test
  85         delete(new MdsalRestconfStrategy(transactionChainHandler));
  86         delete(new NetconfRestconfStrategy(netconfService));
  87     }
  88
  89     /**
  90      * Negative test for DELETE operation when data to delete does not exist. Error DATA_MISSING is expected.
  91      */
  92     @Test
  93     public void deleteDataNegativeTest() {
  94         // assert that data to delete does NOT exist
  95         Mockito.when(readWrite.exists(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.empty()))
  96             .thenReturn(immediateFalseFluentFuture());
  97         final NetconfDocumentedException exception = new NetconfDocumentedException("id",
  98             DocumentedException.ErrorType.RPC, DocumentedException.ErrorTag.from("data-missing"),
  99             DocumentedException.ErrorSeverity.ERROR);
 100         final SettableFuture<? extends CommitInfo> ret = SettableFuture.create();
 101         ret.setException(new TransactionCommitFailedException(
 102             String.format("Commit of transaction %s failed", this), exception));
 103
 104         Mockito.when(this.netconfService.commit()).thenAnswer(invocation -> ret);
 105
 106         // test and assert error
 107         deleteFail(new MdsalRestconfStrategy(transactionChainHandler));
 108         deleteFail(new NetconfRestconfStrategy(netconfService));
 109     }
 110
 111     private void delete(final RestconfStrategy strategy) {
 112         final Response response = DeleteDataTransactionUtil.deleteData(strategy, context.getInstanceIdentifier());
 113         // assert success
 114         assertEquals("Not expected response received", Status.NO_CONTENT.getStatusCode(), response.getStatus());
 115     }
 116
 117     private void deleteFail(final RestconfStrategy strategy) {
 118         try {
 119             DeleteDataTransactionUtil.deleteData(strategy, context.getInstanceIdentifier());
 120             fail("Delete operation should fail due to missing data");
 121         } catch (final RestconfDocumentedException e) {
 122             assertEquals(ErrorType.PROTOCOL, e.getErrors().get(0).getErrorType());
 123             assertEquals(ErrorTag.DATA_MISSING, e.getErrors().get(0).getErrorTag());
 124         }
 125     }
 126 }