2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
3 * Copyright (c) 2021 PANTHEON.tech, s.r.o.
5 * This program and the accompanying materials are made available under the
6 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
7 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.yangtools.yang.model.util;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertNotNull;
13 import static org.junit.Assert.assertSame;
14 import static org.junit.Assert.assertThrows;
15 import static org.mockito.Mockito.doReturn;
16 import static org.mockito.Mockito.mock;
18 import org.junit.BeforeClass;
19 import org.junit.Test;
20 import org.opendaylight.yangtools.yang.common.QName;
21 import org.opendaylight.yangtools.yang.common.Revision;
22 import org.opendaylight.yangtools.yang.common.XMLNamespace;
23 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
24 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
25 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
26 import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
27 import org.opendaylight.yangtools.yang.model.api.Module;
28 import org.opendaylight.yangtools.yang.model.api.PathExpression;
29 import org.opendaylight.yangtools.yang.model.api.PathExpression.LocationPathSteps;
30 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
31 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
32 import org.opendaylight.yangtools.yang.xpath.api.YangLocationPath;
33 import org.opendaylight.yangtools.yang.xpath.api.YangXPathAxis;
35 public class SchemaInferenceStackTest {
36 private static EffectiveModelContext context;
37 private static Module myModule;
40 public static void beforeClass() {
41 context = YangParserTestUtils.parseYangResourceDirectory("/schema-context-util");
42 myModule = context.findModule(XMLNamespace.of("uri:my-module"), Revision.of("2014-10-07")).get();
46 public void findDataSchemaNodeTest() {
47 final Module importedModule = context.findModule(XMLNamespace.of("uri:imported-module"),
48 Revision.of("2014-10-07")).get();
50 final QName myImportedContainer = QName.create(importedModule.getQNameModule(), "my-imported-container");
51 final QName myImportedLeaf = QName.create(importedModule.getQNameModule(), "my-imported-leaf");
53 final SchemaNode testNode = ((ContainerSchemaNode) importedModule.getDataChildByName(myImportedContainer))
54 .getDataChildByName(myImportedLeaf);
56 final PathExpression expr = mock(PathExpression.class);
57 doReturn(true).when(expr).isAbsolute();
58 doReturn(new LocationPathSteps(YangLocationPath.absolute(
59 YangXPathAxis.CHILD.asStep(myImportedContainer), YangXPathAxis.CHILD.asStep(myImportedLeaf))))
60 .when(expr).getSteps();
62 assertEquals(testNode, SchemaInferenceStack.of(context).resolvePathExpression(expr));
66 public void findDataSchemaNodeTest2() {
67 final QName myLeafInGrouping2 = QName.create(myModule.getQNameModule(), "my-leaf-in-gouping2");
68 final PathExpression expr = mock(PathExpression.class);
69 doReturn(true).when(expr).isAbsolute();
70 doReturn(new LocationPathSteps(YangLocationPath.relative(YangXPathAxis.CHILD.asStep(myLeafInGrouping2))))
71 .when(expr).getSteps();
73 final GroupingDefinition grouping = getGroupingByName(myModule, "my-grouping");
74 final SchemaInferenceStack stack = SchemaInferenceStack.of(context);
75 assertSame(grouping, stack.enterGrouping(grouping.getQName()));
76 assertEquals(grouping.getDataChildByName(myLeafInGrouping2), stack.resolvePathExpression(expr));
80 public void enterGroupingNegativeTest() {
81 final SchemaInferenceStack stack = SchemaInferenceStack.of(context);
82 assertNotExistentGrouping(stack);
83 stack.enterDataTree(QName.create(myModule.getQNameModule(), "my-container"));
84 assertNotExistentGrouping(stack);
88 public void enterNestedTypedefTest() {
89 final SchemaInferenceStack stack = SchemaInferenceStack.of(context);
90 stack.enterDataTree(QName.create(myModule.getQNameModule(), "my-container"));
91 assertNotNull(stack.enterTypedef(QName.create(myModule.getQNameModule(), "my-typedef-in-container")));
95 public void enterTypedefNegativeTest() {
96 final SchemaInferenceStack stack = SchemaInferenceStack.of(context);
97 assertNotExistentTypedef(stack);
98 stack.enterDataTree(QName.create(myModule.getQNameModule(), "my-container"));
99 assertNotExistentTypedef(stack);
102 private static void assertNotExistentGrouping(final SchemaInferenceStack stack) {
103 final QName nonExistent = QName.create(myModule.getQNameModule(), "non-existent");
104 final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
105 () -> stack.enterGrouping(nonExistent));
106 assertEquals("Grouping (uri:my-module?revision=2014-10-07)non-existent not present", ex.getMessage());
109 private static void assertNotExistentTypedef(final SchemaInferenceStack stack) {
110 final QName nonExistent = QName.create(myModule.getQNameModule(), "non-existent");
111 final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
112 () -> stack.enterTypedef(nonExistent));
113 assertEquals("Typedef (uri:my-module?revision=2014-10-07)non-existent not present", ex.getMessage());
116 private static GroupingDefinition getGroupingByName(final DataNodeContainer dataNodeContainer, final String name) {
117 for (final GroupingDefinition grouping : dataNodeContainer.getGroupings()) {
118 if (grouping.getQName().getLocalName().equals(name)) {