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