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.mockito.ArgumentMatchers.any;
  13 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateFalseFluentFuture;
  14 import static org.opendaylight.yangtools.util.concurrent.FluentFutures.immediateTrueFluentFuture;
  15
  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.netconf.api.DocumentedException;
  32 import org.opendaylight.netconf.api.NetconfDocumentedException;
  33 import org.opendaylight.netconf.dom.api.NetconfDataTreeService;
  34 import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
  35 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  36 import org.opendaylight.restconf.common.errors.RestconfError.ErrorTag;
  37 import org.opendaylight.restconf.common.errors.RestconfError.ErrorType;
  38 import org.opendaylight.restconf.nb.rfc8040.handlers.TransactionChainHandler;
  39 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.MdsalRestconfStrategy;
  40 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.NetconfRestconfStrategy;
  41 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.RestconfStrategy;
  42 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  43
  44 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  45 public class DeleteDataTransactionUtilTest {
  46     @Mock
  47     private DOMTransactionChain transactionChain;
  48     @Mock
  49     private InstanceIdentifierContext<?> context;
  50     @Mock
  51     private DOMDataTreeReadWriteTransaction readWrite;
  52     @Mock
  53     private DOMDataBroker mockDataBroker;
  54     @Mock
  55     private NetconfDataTreeService netconfService;
  56
  57     private TransactionChainHandler transactionChainHandler;
  58
  59     @Before
  60     public void init() {
  61         Mockito.when(this.transactionChain.newReadWriteTransaction()).thenReturn(this.readWrite);
  62         Mockito.doReturn(CommitInfo.emptyFluentFuture()).when(this.readWrite).commit();
  63         Mockito.doReturn(CommitInfo.emptyFluentFuture()).when(this.netconfService).commit(Mockito.any());
  64         Mockito.when(this.context.getInstanceIdentifier()).thenReturn(YangInstanceIdentifier.empty());
  65
  66         Mockito.doReturn(transactionChain).when(mockDataBroker).createTransactionChain(Mockito.any());
  67         transactionChainHandler = new TransactionChainHandler(mockDataBroker);
  68     }
  69
  70     /**
  71      * Test of successful DELETE operation.
  72      */
  73     @Test
  74     public void deleteData() {
  75         // assert that data to delete exists
  76         Mockito.when(this.transactionChain.newReadWriteTransaction().exists(LogicalDatastoreType.CONFIGURATION,
  77                 YangInstanceIdentifier.empty())).thenReturn(immediateTrueFluentFuture());
  78         // test
  79         delete(new MdsalRestconfStrategy(transactionChainHandler));
  80         delete(new NetconfRestconfStrategy(netconfService));
  81     }
  82
  83     /**
  84      * Negative test for DELETE operation when data to delete does not exist. Error DATA_MISSING is expected.
  85      */
  86     @Test
  87     public void deleteDataNegativeTest() {
  88         // assert that data to delete does NOT exist
  89         Mockito.when(this.transactionChain.newReadWriteTransaction().exists(LogicalDatastoreType.CONFIGURATION,
  90                 YangInstanceIdentifier.empty())).thenReturn(immediateFalseFluentFuture());
  91         final NetconfDocumentedException exception = new NetconfDocumentedException("id",
  92             DocumentedException.ErrorType.RPC, DocumentedException.ErrorTag.from("data-missing"),
  93             DocumentedException.ErrorSeverity.ERROR);
  94         final SettableFuture<? extends CommitInfo> ret = SettableFuture.create();
  95         ret.setException(new TransactionCommitFailedException(
  96             String.format("Commit of transaction %s failed", this), exception));
  97
  98         Mockito.when(this.netconfService.commit(any())).thenAnswer(invocation -> ret);
  99
 100         // test and assert error
 101         deleteFail(new MdsalRestconfStrategy(transactionChainHandler));
 102         deleteFail(new NetconfRestconfStrategy(netconfService));
 103     }
 104
 105     private void delete(final RestconfStrategy strategy) {
 106         final Response response = DeleteDataTransactionUtil.deleteData(strategy, context.getInstanceIdentifier());
 107         // assert success
 108         assertEquals("Not expected response received", Status.NO_CONTENT.getStatusCode(), response.getStatus());
 109     }
 110
 111     private void deleteFail(final RestconfStrategy strategy) {
 112         try {
 113             DeleteDataTransactionUtil.deleteData(strategy, context.getInstanceIdentifier());
 114             fail("Delete operation should fail due to missing data");
 115         } catch (final RestconfDocumentedException e) {
 116             assertEquals(ErrorType.PROTOCOL, e.getErrors().get(0).getErrorType());
 117             assertEquals(ErrorTag.DATA_MISSING, e.getErrors().get(0).getErrorTag());
 118         }
 119     }
 120 }