binding/mdsal-binding-dom-codec/src/test/java/org/opendaylight/mdsal/binding/dom/codec/impl/UnionTypeWithMultipleIdentityrefsTest.java

   1 /*
   2  * Copyright (c) 2022 PANTHEON.tech s.r.o. 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.mdsal.binding.dom.codec.impl;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertNull;
  13 import static org.junit.Assert.assertTrue;
  14
  15 import java.util.Optional;
  16 import org.junit.Test;
  17 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer.NodeResult;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.yang.union.test.rev220428.IdentOne;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.yang.union.test.rev220428.IdentTwo;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.yang.union.test.rev220428.Top;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.yang.union.test.rev220428.TopBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.yang.union.test.rev220428.UnionType;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.opendaylight.yangtools.yang.common.QName;
  25 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  26 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  27 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  28 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  29 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
  30 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  31 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  32
  33 public class UnionTypeWithMultipleIdentityrefsTest extends AbstractBindingCodecTest {
  34
  35     public static final QName MODULE_QNAME = QName.create("urn:opendaylight:yang:union:test",
  36             "2022-04-28", "union-with-multi-identityref");
  37     public static final QName TOP_QNAME = QName.create(MODULE_QNAME, "top");
  38     public static final QName UNION_LEAF_QNAME = QName.create(TOP_QNAME, "test-union-leaf");
  39     public static final QName IDENTITY_ONE_QNAME = QName.create(MODULE_QNAME, "ident-one");
  40     public static final QName IDENTITY_TWO_QNAME = QName.create(MODULE_QNAME, "ident-two");
  41
  42
  43     @Test
  44     public void fromBindingToNNTest() {
  45         verifyIdentityWasTranslatedToNNCorrectly(new UnionType(IdentOne.VALUE), IdentOne.QNAME);
  46         verifyIdentityWasTranslatedToNNCorrectly(new UnionType(IdentTwo.VALUE), IdentTwo.QNAME);
  47     }
  48
  49     @Test
  50     public void fromNNToBindingTest() throws NoSuchFieldException {
  51         verifyIdentityWasTranslatedToBindingCorrectly(IDENTITY_ONE_QNAME, new UnionType(IdentOne.VALUE));
  52         verifyIdentityWasTranslatedToBindingCorrectly(IDENTITY_TWO_QNAME, new UnionType(IdentTwo.VALUE));
  53     }
  54
  55     @Test
  56     public void bindingToNNAndBackAgain() {
  57         final Top topIdentOne = new TopBuilder().setTestUnionLeaf(new UnionType(IdentOne.VALUE)).build();
  58         final Top topIdentOneReturned = thereAndBackAgain(InstanceIdentifier.builder(Top.class).build(), topIdentOne);
  59         assertNull(topIdentOneReturned.getTestUnionLeaf().getIdentTwo());
  60         assertEquals(topIdentOneReturned.getTestUnionLeaf().getIdentOne().implementedInterface(), IdentOne.class);
  61         final Top topIdentTwo = new TopBuilder().setTestUnionLeaf(new UnionType(IdentTwo.VALUE)).build();
  62         final Top topIdentTwoReturned = thereAndBackAgain(InstanceIdentifier.builder(Top.class).build(), topIdentTwo);
  63         assertNull(topIdentTwoReturned.getTestUnionLeaf().getIdentOne());
  64         assertEquals(topIdentTwoReturned.getTestUnionLeaf().getIdentTwo().implementedInterface(), IdentTwo.class);
  65     }
  66
  67     private void verifyIdentityWasTranslatedToBindingCorrectly(final QName identityQname, final UnionType union) {
  68         final ContainerNode top = Builders.containerBuilder()
  69             .withNodeIdentifier(new NodeIdentifier(TOP_QNAME))
  70             .withChild(ImmutableNodes.leafNode(NodeIdentifier.create(UNION_LEAF_QNAME), identityQname))
  71             .build();
  72         final var translated = codecContext.fromNormalizedNode(YangInstanceIdentifier.of(TOP_QNAME), top);
  73         assertNotNull(translated);
  74         assertNotNull(translated.getValue());
  75         assertTrue(translated.getValue() instanceof Top);
  76         assertEquals(new TopBuilder().setTestUnionLeaf(union).build(), translated.getValue());
  77     }
  78
  79     private void verifyIdentityWasTranslatedToNNCorrectly(final UnionType chosenIdentity, final QName identityQname) {
  80         // create binding instance with identity
  81         final Top topContainer = new TopBuilder().setTestUnionLeaf(chosenIdentity).build();
  82         // translate via codec into NN
  83         final var translated = (NodeResult) codecContext.toNormalizedNode(InstanceIdentifier.builder(Top.class).build(),
  84             topContainer);
  85         assertNotNull(translated);
  86         // verify translation worked
  87         final var translatedNN = translated.node();
  88         assertNotNull(translatedNN);
  89         // verify the union leaf is present
  90         // verify the leaf is the correct identity
  91         assertEquals(Optional.of(identityQname),
  92             NormalizedNodes.findNode(translatedNN, NodeIdentifier.create(UNION_LEAF_QNAME)).map(NormalizedNode::body));
  93     }
  94 }