yang/yang-model-util/src/test/java/org/opendaylight/yangtools/yang/model/util/LeafrefStaticAnalysisTest.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.hamcrest.MatcherAssert.assertThat;
  11 import static org.hamcrest.Matchers.isA;
  12 import static org.junit.Assert.assertEquals;
  13 import static org.junit.Assert.assertNull;
  14
  15 import org.junit.BeforeClass;
  16 import org.junit.Test;
  17 import org.opendaylight.yangtools.yang.common.QName;
  18 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  19 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  20 import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
  21 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
  22 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
  23 import org.opendaylight.yangtools.yang.model.api.Module;
  24 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
  25 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  26 import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
  27 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  28
  29 public class LeafrefStaticAnalysisTest {
  30     private static final QName FOO = QName.create("leafrefs", "foo");
  31
  32     private static EffectiveModelContext context;
  33     private static GroupingDefinition grp;
  34     private static ListSchemaNode foo;
  35     private static ContainerSchemaNode bar;
  36     private static Module module;
  37
  38     @BeforeClass
  39     public static void beforeClass() {
  40         context = YangParserTestUtils.parseYangResource("/leafrefs.yang");
  41         module = context.getModules().iterator().next();
  42
  43         foo = (ListSchemaNode) module.findDataChildByName(FOO).get();
  44         bar = (ContainerSchemaNode) foo.findDataChildByName(QName.create(FOO, "bar")).get();
  45         grp = module.getGroupings().iterator().next();
  46     }
  47
  48     @Test
  49     public void testGrpOuterId() {
  50         final LeafSchemaNode leaf = (LeafSchemaNode) grp.findDataChildByName(QName.create(FOO, "outer-id")).get();
  51         // Cannot be found as the reference goes outside of the grouping
  52         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
  53             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
  54     }
  55
  56     @Test
  57     public void testFooOuterId() {
  58         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(QName.create(FOO, "outer-id")).get();
  59         final SchemaNode found = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
  60             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement());
  61
  62         assertThat(found, isA(LeafSchemaNode.class));
  63         assertEquals(SchemaPath.create(true, FOO, QName.create(FOO, "id")), found.getPath());
  64     }
  65
  66     @Test
  67     public void testGrpOuterIndirectProp() {
  68         final LeafSchemaNode leaf = (LeafSchemaNode) grp.findDataChildByName(
  69             QName.create(FOO, "outer-indirect-prop")).get();
  70         // Cannot resolve deref outer-id
  71         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
  72             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
  73     }
  74
  75     @Test
  76     public void testFooOuterIndirectProp() {
  77         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(
  78             QName.create(FOO, "outer-indirect-prop")).get();
  79         final SchemaNode found = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
  80             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement());
  81
  82         assertThat(found, isA(LeafSchemaNode.class));
  83         assertEquals(QName.create(FOO, "prop"), found.getQName());
  84     }
  85
  86     @Test
  87     public void testGrpIndirect() {
  88         final LeafSchemaNode leaf = (LeafSchemaNode) grp.findDataChildByName(QName.create(FOO, "indirect")).get();
  89         final SchemaNode found = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
  90             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement());
  91
  92         assertThat(found, isA(LeafSchemaNode.class));
  93         assertEquals(QName.create(FOO, "prop"), found.getQName());
  94     }
  95
  96     @Test
  97     public void testFooIndirect() {
  98         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(QName.create(FOO, "indirect")).get();
  99         final SchemaNode found = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 100             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement());
 101
 102         assertThat(found, isA(LeafSchemaNode.class));
 103         assertEquals(QName.create(FOO, "prop"), found.getQName());
 104     }
 105
 106     @Test
 107     public void testGrpDerefNonExistent() {
 108         final LeafSchemaNode leaf = (LeafSchemaNode) grp.findDataChildByName(
 109             QName.create(FOO, "deref-non-existent")).get();
 110         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 111             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
 112     }
 113
 114     @Test
 115     public void testFooDerefNonExistent() {
 116         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(
 117             QName.create(FOO, "deref-non-existent")).get();
 118         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 119             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
 120     }
 121
 122     @Test
 123     public void testGrpNonExistentDeref() {
 124         final LeafSchemaNode leaf = (LeafSchemaNode) grp.findDataChildByName(
 125             QName.create(FOO, "non-existent-deref")).get();
 126         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 127             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
 128     }
 129
 130     @Test
 131     public void testFooNonExistentDeref() {
 132         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(
 133             QName.create(FOO, "non-existent-deref")).get();
 134         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 135             ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
 136     }
 137
 138     @Test
 139     public void testNonExistentRelativeXpath() {
 140         final LeafSchemaNode leaf = (LeafSchemaNode) bar.findDataChildByName(
 141                 QName.create(FOO, "indirect-with-current")).get();
 142         assertNull(SchemaContextUtil.findDataSchemaNodeForRelativeXPath(context, module, leaf,
 143                 ((LeafrefTypeDefinition) leaf.getType()).getPathStatement()));
 144     }
 145 }