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
   9 package org.opendaylight.restconf.nb.rfc8040.rests.utils;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.fail;
  13
  14 import com.google.common.util.concurrent.Futures;
  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.controller.md.sal.common.api.data.LogicalDatastoreType;
  23 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
  24 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
  25 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
  26 import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
  27 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  28 import org.opendaylight.restconf.common.errors.RestconfError.ErrorTag;
  29 import org.opendaylight.restconf.common.errors.RestconfError.ErrorType;
  30 import org.opendaylight.restconf.nb.rfc8040.handlers.TransactionChainHandler;
  31 import org.opendaylight.restconf.nb.rfc8040.rests.transactions.TransactionVarsWrapper;
  32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  33
  34 public class DeleteDataTransactionUtilTest {
  35     @Mock
  36     private DOMTransactionChain transactionChain;
  37     @Mock
  38     private InstanceIdentifierContext<?> context;
  39     @Mock
  40     private DOMDataReadWriteTransaction readWrite;
  41     @Mock
  42     private DOMDataBroker mockDataBroker;
  43
  44     private TransactionChainHandler transactionChainHandler;
  45
  46     @Before
  47     public void init() throws Exception {
  48         MockitoAnnotations.initMocks(this);
  49         Mockito.when(this.transactionChain.newReadWriteTransaction()).thenReturn(this.readWrite);
  50         Mockito.when(this.readWrite.submit()).thenReturn(Futures.immediateCheckedFuture(null));
  51         Mockito.when(this.context.getInstanceIdentifier()).thenReturn(YangInstanceIdentifier.EMPTY);
  52
  53         Mockito.doReturn(transactionChain).when(mockDataBroker).createTransactionChain(Mockito.any());
  54         transactionChainHandler = new TransactionChainHandler(mockDataBroker);
  55     }
  56
  57     /**
  58      * Test of successful DELETE operation.
  59      */
  60     @Test
  61     public void deleteData() throws Exception {
  62         // assert that data to delete exists
  63         Mockito.when(this.transactionChain.newReadWriteTransaction().exists(LogicalDatastoreType.CONFIGURATION,
  64                 YangInstanceIdentifier.EMPTY))
  65                 .thenReturn(Futures.immediateCheckedFuture(Boolean.TRUE));
  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 404 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))
  83                 .thenReturn(Futures.immediateCheckedFuture(Boolean.FALSE));
  84
  85         // test and assert error
  86         try {
  87             DeleteDataTransactionUtil.deleteData(new TransactionVarsWrapper(this.context, null,
  88                     transactionChainHandler));
  89             fail("Delete operation should fail due to missing data");
  90         } catch (final RestconfDocumentedException e) {
  91             assertEquals(ErrorType.PROTOCOL, e.getErrors().get(0).getErrorType());
  92             assertEquals(ErrorTag.DATA_MISSING, e.getErrors().get(0).getErrorTag());
  93             assertEquals(404, e.getErrors().get(0).getErrorTag().getStatusCode());
  94         }
  95     }
  96 }