model/yang-model-util/src/test/java/org/opendaylight/yangtools/yang/model/util/YT1060Test.java

   1 /*
   2  * Copyright (c) 2019 PANTHEON.tech, s.r.o. 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.model.util;
   9
  10 import static org.junit.jupiter.api.Assertions.assertEquals;
  11 import static org.junit.jupiter.api.Assertions.assertInstanceOf;
  12 import static org.junit.jupiter.api.Assertions.assertSame;
  13 import static org.junit.jupiter.api.Assertions.assertTrue;
  14
  15 import org.junit.jupiter.api.BeforeEach;
  16 import org.junit.jupiter.api.Test;
  17 import org.opendaylight.yangtools.yang.common.QName;
  18 import org.opendaylight.yangtools.yang.common.XMLNamespace;
  19 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  20 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  21 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
  22 import org.opendaylight.yangtools.yang.model.api.PathExpression;
  23 import org.opendaylight.yangtools.yang.model.api.PathExpression.LocationPathSteps;
  24 import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
  25 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  26 import org.opendaylight.yangtools.yang.xpath.api.YangLocationPath.ResolvedQNameStep;
  27
  28 class YT1060Test {
  29     private static final QName CONT = QName.create("parent", "cont");
  30     private static final QName LEAF1 = QName.create(CONT, "leaf1");
  31
  32     private EffectiveModelContext context;
  33     private PathExpression path;
  34
  35     @BeforeEach
  36     void before() {
  37         context = YangParserTestUtils.parseYang("""
  38             submodule child {
  39               belongs-to parent {
  40                 prefix par;
  41               }
  42
  43               import imported {
  44                 prefix imp;
  45               }
  46
  47               container cont {
  48                 leaf leaf1 {
  49                   type leafref {
  50                     path "/imp:root/imp:leaf1";
  51                   }
  52                 }
  53                 leaf leaf2 {
  54                     type imp:foo;
  55                 }
  56               }
  57             }""", """
  58             module imported {
  59               namespace "imported";
  60               prefix imp;
  61
  62               typedef foo {
  63                 type string {
  64                   pattern 'S(\\d+G)?(\\d+M)?';
  65                 }
  66               }
  67
  68               container root {
  69                 leaf leaf1 {
  70                   type string;
  71                 }
  72               }
  73             }""", """
  74             module parent {
  75               namespace "parent";
  76               prefix par;
  77
  78               include child;
  79             }""");
  80
  81         final var module = context.findModule(CONT.getModule()).orElseThrow();
  82         final var cont = assertInstanceOf(ContainerSchemaNode.class, module.getDataChildByName(CONT));
  83         final var leaf1 = assertInstanceOf(LeafSchemaNode.class, cont.getDataChildByName(LEAF1));
  84         path = assertInstanceOf(LeafrefTypeDefinition.class, leaf1.getType()).getPathStatement();
  85
  86         // Quick checks before we get to the point
  87         final var pathSteps = assertInstanceOf(LocationPathSteps.class, path.getSteps());
  88         final var locationPath = pathSteps.getLocationPath();
  89         assertTrue(locationPath.isAbsolute());
  90         final var steps = locationPath.getSteps();
  91         assertEquals(2, steps.size());
  92         steps.forEach(step -> assertInstanceOf(ResolvedQNameStep.class, step));
  93     }
  94
  95     @Test
  96     void testFindDataSchemaNodeAbsolutePathImportedModule() {
  97         final var foundStmt = assertInstanceOf(LeafSchemaNode.class,
  98             SchemaInferenceStack.ofDataTreePath(context, CONT, LEAF1).resolvePathExpression(path));
  99         assertEquals(QName.create(XMLNamespace.of("imported"), "leaf1"), foundStmt.getQName());
 100
 101         // since this is absolute path with prefixes stack should be able to resolve it from any state
 102         assertSame(foundStmt, SchemaInferenceStack.of(context).resolvePathExpression(path));
 103     }
 104 }