data/yang-data-tree-ri/src/test/java/org/opendaylight/yangtools/yang/data/tree/impl/Bug3674Test.java

   1 /*
   2  * Copyright (c) 2015 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.yangtools.yang.data.tree.impl;
   9
  10 import static org.junit.jupiter.api.Assertions.assertEquals;
  11
  12 import org.junit.jupiter.api.Test;
  13 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  14 import org.opendaylight.yangtools.yang.data.tree.api.DataTree;
  15 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeConfiguration;
  16 import org.opendaylight.yangtools.yang.data.tree.api.DataValidationFailedException;
  17 import org.opendaylight.yangtools.yang.data.tree.api.ModificationType;
  18 import org.opendaylight.yangtools.yang.data.tree.impl.di.InMemoryDataTreeFactory;
  19
  20 /**
  21  * BUG-3674: issuing a delete on a non-existent entry must be preserved in
  22  *           DataTreeModification, but should appear as UNMODIFIED in the
  23  *           resulting DataTreeCandidate.
  24  */
  25 class Bug3674Test extends AbstractTestModelTest {
  26     private DataTree tree;
  27
  28     @Test
  29     void testDeleteOfNonExistingNode() throws DataValidationFailedException {
  30         tree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL, SCHEMA_CONTEXT);
  31
  32         // Create the top-level container
  33         final var mod = tree.takeSnapshot().newModification();
  34         mod.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
  35         mod.ready();
  36         tree.commit(tree.prepare(mod));
  37
  38         final var mod2 = tree.takeSnapshot().newModification();
  39         mod2.delete(TestModel.OUTER_LIST_PATH);
  40         mod2.ready();
  41
  42         final var candidate = tree.prepare(mod2);
  43         final var root = candidate.getRootNode();
  44         assertEquals(ModificationType.UNMODIFIED, root.modificationType());
  45     }
  46 }