parser/yang-parser-rfc7950/src/test/java/org/opendaylight/yangtools/yang/parser/stmt/rfc7950/LeafrefStatementTest.java

   1 /*
   2  * Copyright (c) 2017 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.parser.stmt.rfc7950;
   9
  10 import static org.hamcrest.CoreMatchers.startsWith;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertTrue;
  13
  14 import java.util.Collection;
  15 import org.junit.Test;
  16 import org.opendaylight.yangtools.yang.common.QName;
  17 import org.opendaylight.yangtools.yang.common.Revision;
  18 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
  19 import org.opendaylight.yangtools.yang.model.api.Module;
  20 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
  21 import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
  22 import org.opendaylight.yangtools.yang.stmt.AbstractYangTest;
  23
  24 public class LeafrefStatementTest extends AbstractYangTest {
  25
  26     @Test
  27     public void testRequireInstanceInLeafrefs() {
  28         final var context = assertEffectiveModel("/rfc7950/leafref-stmt/foo.yang");
  29
  30         final Module foo = context.findModule("foo", Revision.of("2016-12-20")).get();
  31         final Collection<? extends TypeDefinition<?>> typeDefinitions = foo.getTypeDefinitions();
  32         assertEquals(1, typeDefinitions.size());
  33
  34         final TypeDefinition<?> typeDefinition = typeDefinitions.iterator().next();
  35         final LeafrefTypeDefinition leafrefTypeDefinition = (LeafrefTypeDefinition) typeDefinition;
  36         assertTrue(leafrefTypeDefinition.requireInstance());
  37
  38         final LeafSchemaNode leafrefA = (LeafSchemaNode) foo.getDataChildByName(QName.create(foo.getQNameModule(),
  39                 "leafref-a"));
  40         assertRequireInstanceInLeafref(leafrefA, true);
  41
  42         final LeafSchemaNode leafrefB = (LeafSchemaNode) foo.getDataChildByName(QName.create(foo.getQNameModule(),
  43                 "leafref-b"));
  44         assertRequireInstanceInLeafref(leafrefB, true);
  45
  46         final LeafSchemaNode leafrefC = (LeafSchemaNode) foo.getDataChildByName(QName.create(foo.getQNameModule(),
  47                 "leafref-c"));
  48         assertRequireInstanceInLeafref(leafrefC, true);
  49     }
  50
  51     private static void assertRequireInstanceInLeafref(final LeafSchemaNode leaf, final boolean requireInstance) {
  52         final LeafrefTypeDefinition leafrefTypeDefnition = (LeafrefTypeDefinition) leaf.getType();
  53         assertEquals(requireInstance, leafrefTypeDefnition.requireInstance());
  54     }
  55
  56     @Test
  57     public void testInvalidYang10() {
  58         assertInvalidSubstatementException(startsWith("REQUIRE_INSTANCE is not valid for TYPE"),
  59                 "/rfc7950/leafref-stmt/foo10.yang");
  60     }
  61 }