plugins/netconf-client-mdsal/src/test/java/org/opendaylight/netconf/client/mdsal/impl/NetconfMessageTransformerTest.java

   1 /*
   2  * Copyright (c) 2014, 2015 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.netconf.client.mdsal.impl;
   9
  10 import static org.hamcrest.CoreMatchers.instanceOf;
  11 import static org.hamcrest.MatcherAssert.assertThat;
  12 import static org.junit.Assert.assertEquals;
  13 import static org.junit.Assert.assertNotNull;
  14 import static org.junit.Assert.assertNull;
  15 import static org.junit.Assert.assertTrue;
  16 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_CONTENT;
  17 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_QNAME;
  18 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.GET_SCHEMA_QNAME;
  19 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_CANDIDATE_NODEID;
  20 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_COMMIT_QNAME;
  21 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_DISCARD_CHANGES_QNAME;
  22 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_EDIT_CONFIG_NODEID;
  23 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_EDIT_CONFIG_QNAME;
  24 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_GET_CONFIG_NODEID;
  25 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_GET_CONFIG_QNAME;
  26 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_GET_NODEID;
  27 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_GET_QNAME;
  28 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_LOCK_QNAME;
  29 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.NETCONF_RUNNING_NODEID;
  30 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.createEditConfigStructure;
  31 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.toFilterStructure;
  32 import static org.opendaylight.netconf.client.mdsal.impl.NetconfMessageTransformUtil.toId;
  33 import static org.opendaylight.netconf.common.mdsal.NormalizedDataUtil.NETCONF_DATA_QNAME;
  34
  35 import java.io.IOException;
  36 import java.util.ArrayList;
  37 import java.util.HashMap;
  38 import java.util.HashSet;
  39 import java.util.List;
  40 import java.util.Optional;
  41 import java.util.Set;
  42 import org.custommonkey.xmlunit.Diff;
  43 import org.custommonkey.xmlunit.ElementNameAndAttributeQualifier;
  44 import org.custommonkey.xmlunit.XMLUnit;
  45 import org.junit.AfterClass;
  46 import org.junit.Before;
  47 import org.junit.BeforeClass;
  48 import org.junit.Test;
  49 import org.opendaylight.mdsal.binding.runtime.spi.BindingRuntimeHelpers;
  50 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  51 import org.opendaylight.mdsal.dom.api.DOMRpcResult;
  52 import org.opendaylight.netconf.api.messages.NetconfMessage;
  53 import org.opendaylight.netconf.api.xml.XmlUtil;
  54 import org.opendaylight.netconf.client.mdsal.AbstractBaseSchemasTest;
  55 import org.opendaylight.netconf.client.mdsal.MonitoringSchemaSourceProvider;
  56 import org.opendaylight.netconf.common.mdsal.NormalizedDataUtil;
  57 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.base._1._0.rev110601.IetfNetconfService;
  58 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfState;
  59 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Capabilities;
  60 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Datastores;
  61 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Schemas;
  62 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Sessions;
  63 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Statistics;
  64 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.datastores.Datastore;
  65 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.datastores.datastore.Locks;
  66 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.datastores.datastore.locks.lock.type.partial.lock.PartialLock;
  67 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.Schema;
  68 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
  69 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfConfigChange;
  70 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.netconf.config.change.Edit;
  71 import org.opendaylight.yangtools.yang.common.QName;
  72 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  73 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  74 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  75 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  76 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
  77 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  78 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  79 import org.opendaylight.yangtools.yang.data.api.schema.DOMSourceAnyxmlNode;
  80 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  81 import org.opendaylight.yangtools.yang.data.api.schema.MountPointContext;
  82 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  83 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListNode;
  84 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  85 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  86 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  87 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
  88 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  89 import org.w3c.dom.Element;
  90 import org.w3c.dom.Node;
  91 import org.xml.sax.SAXException;
  92
  93 public class NetconfMessageTransformerTest extends AbstractBaseSchemasTest {
  94
  95     private static final String REVISION_EXAMPLE_SERVER_FARM = "2018-08-07";
  96     private static final String URN_EXAMPLE_SERVER_FARM = "urn:example:server-farm";
  97
  98     private static final String REVISION_EXAMPLE_SERVER_FARM_2 = "2019-05-20";
  99     private static final String URN_EXAMPLE_SERVER_FARM_2 = "urn:example:server-farm-2";
 100
 101     private static final String URN_EXAMPLE_CONFLICT = "urn:example:conflict";
 102
 103     private static final String URN_EXAMPLE_AUGMENTED_ACTION = "urn:example:augmented-action";
 104
 105     private static final String URN_EXAMPLE_RPCS_ACTIONS_OUTPUTS = "urn:example:rpcs-actions-outputs";
 106
 107     private static final QName SERVER_QNAME =
 108             QName.create(URN_EXAMPLE_SERVER_FARM, REVISION_EXAMPLE_SERVER_FARM, "server");
 109     private static final QName RESET_QNAME = QName.create(SERVER_QNAME, "reset");
 110     private static final Absolute RESET_SERVER_PATH = Absolute.of(SERVER_QNAME, RESET_QNAME);
 111     private static final QName APPLICATIONS_QNAME = QName.create(URN_EXAMPLE_SERVER_FARM_2,
 112             REVISION_EXAMPLE_SERVER_FARM_2, "applications");
 113     private static final QName APPLICATION_QNAME = QName.create(APPLICATIONS_QNAME, "application");
 114     private static final QName KILL_QNAME = QName.create(APPLICATION_QNAME, "kill");
 115     private static final Absolute KILL_SERVER_APP_PATH =
 116             Absolute.of(SERVER_QNAME, APPLICATIONS_QNAME, APPLICATION_QNAME, KILL_QNAME);
 117
 118     private static final QName DEVICE_QNAME =
 119             QName.create(URN_EXAMPLE_SERVER_FARM, REVISION_EXAMPLE_SERVER_FARM, "device");
 120     private static final QName START_QNAME = QName.create(DEVICE_QNAME, "start");
 121     private static final Absolute START_DEVICE_PATH = Absolute.of(DEVICE_QNAME, START_QNAME);
 122     private static final QName INTERFACE_QNAME = QName.create(DEVICE_QNAME, "interface");
 123     private static final QName ENABLE_QNAME = QName.create(INTERFACE_QNAME, "enable");
 124     private static final Absolute ENABLE_INTERFACE_PATH = Absolute.of(DEVICE_QNAME, INTERFACE_QNAME, ENABLE_QNAME);
 125
 126     private static final QName DISABLE_QNAME = QName.create(URN_EXAMPLE_AUGMENTED_ACTION, "disable");
 127     private static final Absolute DISABLE_INTERFACE_PATH = Absolute.of(DEVICE_QNAME, INTERFACE_QNAME, DISABLE_QNAME);
 128
 129     private static final QName CHECK_WITH_OUTPUT_QNAME =
 130             QName.create(URN_EXAMPLE_RPCS_ACTIONS_OUTPUTS, "check-with-output");
 131     private static final Absolute CHECK_WITH_OUTPUT_INTERFACE_PATH =
 132             Absolute.of(DEVICE_QNAME, INTERFACE_QNAME, CHECK_WITH_OUTPUT_QNAME);
 133     private static final QName CHECK_WITHOUT_OUTPUT_QNAME =
 134             QName.create(URN_EXAMPLE_RPCS_ACTIONS_OUTPUTS, "check-without-output");
 135     private static final Absolute CHECK_WITHOUT_OUTPUT_INTERFACE_PATH =
 136             Absolute.of(DEVICE_QNAME, INTERFACE_QNAME, CHECK_WITHOUT_OUTPUT_QNAME);
 137     private static final QName RPC_WITH_OUTPUT_QNAME =
 138             QName.create(URN_EXAMPLE_RPCS_ACTIONS_OUTPUTS, "rpc-with-output");
 139     private static final QName RPC_WITHOUT_OUTPUT_QNAME =
 140             QName.create(URN_EXAMPLE_RPCS_ACTIONS_OUTPUTS, "rpc-without-output");
 141
 142     private static final QName BOX_OUT_QNAME =
 143             QName.create(URN_EXAMPLE_SERVER_FARM, REVISION_EXAMPLE_SERVER_FARM, "box-out");
 144     private static final QName BOX_IN_QNAME = QName.create(BOX_OUT_QNAME, "box-in");
 145     private static final QName OPEN_QNAME = QName.create(BOX_IN_QNAME, "open");
 146     private static final Absolute OPEN_BOXES_PATH = Absolute.of(BOX_OUT_QNAME, BOX_IN_QNAME, OPEN_QNAME);
 147
 148     private static final QName FOO_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "foo");
 149     private static final QName BAR_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "bar");
 150     private static final QName XYZZY_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "xyzzy");
 151     private static final Absolute XYZZY_FOO_PATH = Absolute.of(FOO_QNAME, XYZZY_QNAME);
 152     private static final Absolute XYZZY_BAR_PATH = Absolute.of(BAR_QNAME, XYZZY_QNAME);
 153
 154     private static final QName CONFLICT_CHOICE_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "conflict-choice");
 155     private static final QName CHOICE_CONT_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "choice-cont");
 156     private static final QName CHOICE_ACTION_QNAME = QName.create(URN_EXAMPLE_CONFLICT, "choice-action");
 157     private static final Absolute CHOICE_ACTION_PATH =
 158             Absolute.of(CONFLICT_CHOICE_QNAME, CHOICE_CONT_QNAME, CHOICE_CONT_QNAME, CHOICE_ACTION_QNAME);
 159
 160     private static EffectiveModelContext PARTIAL_SCHEMA;
 161     private static EffectiveModelContext SCHEMA;
 162     private static EffectiveModelContext ACTION_SCHEMA;
 163
 164     private NetconfMessageTransformer actionNetconfMessageTransformer;
 165     private NetconfMessageTransformer netconfMessageTransformer;
 166
 167     @BeforeClass
 168     public static void beforeClass() {
 169         PARTIAL_SCHEMA = BindingRuntimeHelpers.createEffectiveModel(NetconfState.class);
 170         SCHEMA = BindingRuntimeHelpers.createEffectiveModel(IetfNetconfService.class, NetconfState.class,
 171             NetconfConfigChange.class);
 172         ACTION_SCHEMA = YangParserTestUtils.parseYangResources(NetconfMessageTransformerTest.class,
 173             "/schemas/example-server-farm.yang","/schemas/example-server-farm-2.yang",
 174             "/schemas/conflicting-actions.yang", "/schemas/augmented-action.yang",
 175             "/schemas/rpcs-actions-outputs.yang");
 176     }
 177
 178     @AfterClass
 179     public static void afterClass() {
 180         PARTIAL_SCHEMA = null;
 181         SCHEMA = null;
 182         ACTION_SCHEMA = null;
 183     }
 184
 185     @Before
 186     public void setUp() throws Exception {
 187         XMLUnit.setIgnoreWhitespace(true);
 188         XMLUnit.setIgnoreAttributeOrder(true);
 189         XMLUnit.setIgnoreComments(true);
 190
 191         netconfMessageTransformer = getTransformer(SCHEMA);
 192         actionNetconfMessageTransformer = new NetconfMessageTransformer(MountPointContext.of(ACTION_SCHEMA),
 193             true, BASE_SCHEMAS.getBaseSchema());
 194     }
 195
 196     @Test
 197     public void testLockRequestBaseSchemaNotPresent() throws Exception {
 198         final var transformer = getTransformer(PARTIAL_SCHEMA);
 199         final var netconfMessage = transformer.toRpcRequest(NETCONF_LOCK_QNAME,
 200                 NetconfBaseOps.getLockContent(NETCONF_CANDIDATE_NODEID));
 201         assertEquals("""
 202             <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="m-0">
 203                 <lock>
 204                     <target>
 205                         <candidate/>
 206                     </target>
 207                 </lock>
 208             </rpc>
 209             """, XmlUtil.toString(netconfMessage.getDocument()));
 210     }
 211
 212     @Test
 213     public void testCreateSubscriberNotificationSchemaNotPresent() throws Exception {
 214         final var transformer = new NetconfMessageTransformer(MountPointContext.of(SCHEMA), true,
 215             BASE_SCHEMAS.getBaseSchemaWithNotifications());
 216         var netconfMessage = transformer.toRpcRequest(CREATE_SUBSCRIPTION_RPC_QNAME, CREATE_SUBSCRIPTION_RPC_CONTENT);
 217         assertEquals("""
 218             <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="m-0">
 219                 <create-subscription xmlns="urn:ietf:params:xml:ns:netconf:notification:1.0"/>
 220             </rpc>
 221             """, XmlUtil.toString(netconfMessage.getDocument()));
 222     }
 223
 224     @Test
 225     public void tesLockSchemaRequest() throws Exception {
 226         final NetconfMessageTransformer transformer = getTransformer(PARTIAL_SCHEMA);
 227         final String result = "<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"><ok/></rpc-reply>";
 228
 229         transformer.toRpcResult(
 230             RpcResultBuilder.success(new NetconfMessage(XmlUtil.readXmlToDocument(result))).build(),
 231             NETCONF_LOCK_QNAME);
 232     }
 233
 234     @Test
 235     public void testRpcEmptyBodyWithOutputDefinedSchemaResult() throws Exception {
 236         final String result = "<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"><ok/></rpc-reply>";
 237
 238         final var domRpcResult = actionNetconfMessageTransformer.toRpcResult(
 239             RpcResultBuilder.success(new NetconfMessage(XmlUtil.readXmlToDocument(result))).build(),
 240             RPC_WITH_OUTPUT_QNAME);
 241         assertNotNull(domRpcResult);
 242     }
 243
 244     @Test
 245     public void testRpcEmptyBodyWithoutOutputDefinedSchemaResult() throws Exception {
 246         final String result = "<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"><ok/></rpc-reply>";
 247
 248         final var domRpcResult = actionNetconfMessageTransformer.toRpcResult(
 249             RpcResultBuilder.success(new NetconfMessage(XmlUtil.readXmlToDocument(result))).build(),
 250             RPC_WITHOUT_OUTPUT_QNAME);
 251         assertNotNull(domRpcResult);
 252     }
 253
 254     @Test
 255     public void testDiscardChangesRequest() throws Exception {
 256         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_DISCARD_CHANGES_QNAME, null);
 257         assertEquals("""
 258             <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="m-0">
 259                 <discard-changes/>
 260             </rpc>
 261             """, XmlUtil.toString(netconfMessage.getDocument()));
 262     }
 263
 264     @Test
 265     public void testGetSchemaRequest() throws Exception {
 266         final var netconfMessage = netconfMessageTransformer.toRpcRequest(GET_SCHEMA_QNAME,
 267                 MonitoringSchemaSourceProvider.createGetSchemaRequest("module", Optional.of("2012-12-12")));
 268         assertSimilarXml(netconfMessage, """
 269             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 270               <get-schema xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 271                 <format>yang</format>
 272                 <identifier>module</identifier>
 273                 <version>2012-12-12</version>
 274               </get-schema>
 275             </rpc>""");
 276     }
 277
 278     @Test
 279     public void testGetSchemaResponse() throws Exception {
 280         final var transformer = getTransformer(SCHEMA);
 281         final var response = new NetconfMessage(XmlUtil.readXmlToDocument("""
 282             <rpc-reply message-id="101" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 283               <data xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 284                 <schema xmlns="http://www.w3.org/2001/XMLSchema">Random YANG SCHEMA</schema>
 285               </data>
 286             </rpc-reply>"""));
 287         final var compositeNodeRpcResult = transformer.toRpcResult(RpcResultBuilder.success(response).build(),
 288             GET_SCHEMA_QNAME);
 289         assertTrue(compositeNodeRpcResult.errors().isEmpty());
 290         assertNotNull(compositeNodeRpcResult.value());
 291         final var schemaContent = ((DOMSourceAnyxmlNode) compositeNodeRpcResult.value()
 292                 .body().iterator().next()).body();
 293         assertEquals("""
 294             <data xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 295                 <schema xmlns="http://www.w3.org/2001/XMLSchema">Random YANG SCHEMA</schema>
 296             </data>
 297             """, XmlUtil.toString((Element) schemaContent.getNode()));
 298     }
 299
 300     @Test
 301     public void testGetConfigResponse() throws Exception {
 302         final var response = new NetconfMessage(XmlUtil.readXmlToDocument("""
 303             <rpc-reply message-id="101" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 304               <data>
 305                  <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 306                    <schemas>
 307                      <schema>
 308                        <identifier>module</identifier>
 309                        <version>2012-12-12</version>
 310                        <format xmlns:x="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">x:yang</format>
 311                      </schema>
 312                    </schemas>
 313                  </netconf-state>
 314                </data>
 315              </rpc-reply>"""));
 316
 317         final var transformer = getTransformer(SCHEMA);
 318         final var compositeNodeRpcResult = transformer.toRpcResult(RpcResultBuilder.success(response).build(),
 319             NETCONF_GET_CONFIG_QNAME);
 320         assertTrue(compositeNodeRpcResult.errors().isEmpty());
 321         assertNotNull(compositeNodeRpcResult.value());
 322
 323         final var values = MonitoringSchemaSourceProvider.createGetSchemaRequest(
 324             "module", Optional.of("2012-12-12")).body();
 325
 326         final var keys = new HashMap<QName, Object>();
 327         for (var value : values) {
 328             keys.put(value.name().getNodeType(), value.body());
 329         }
 330
 331         final var schemaNode = Builders.mapEntryBuilder()
 332             .withNodeIdentifier(NodeIdentifierWithPredicates.of(Schema.QNAME, keys))
 333             .withValue(values)
 334             .build();
 335
 336         final var data = (DOMSourceAnyxmlNode) compositeNodeRpcResult.value().getChildByArg(toId(NETCONF_DATA_QNAME));
 337
 338         final var nodeResult = NormalizedDataUtil.transformDOMSourceToNormalizedNode(SCHEMA, data.body());
 339         final var result = (ContainerNode) nodeResult.getResult().data();
 340         final var state = (ContainerNode) result.getChildByArg(toId(NetconfState.QNAME));
 341         final var schemas = (ContainerNode) state.getChildByArg(toId(Schemas.QNAME));
 342         final var schemaParent = (MapNode) schemas.getChildByArg(toId(Schema.QNAME));
 343         assertEquals(1, schemaParent.body().size());
 344
 345         assertEquals(schemaNode, schemaParent.body().iterator().next());
 346     }
 347
 348     @Test
 349     public void testGetConfigLeafRequest() throws Exception {
 350         final var filter = toFilterStructure(
 351                 YangInstanceIdentifier.of(toId(NetconfState.QNAME), toId(Schemas.QNAME), toId(Schema.QNAME),
 352                     NodeIdentifierWithPredicates.of(Schema.QNAME),
 353                     toId(QName.create(Schemas.QNAME, "version"))), SCHEMA);
 354
 355         final var source = NetconfBaseOps.getSourceNode(NETCONF_RUNNING_NODEID);
 356
 357         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_CONFIG_QNAME,
 358                 NetconfMessageTransformUtil.wrap(NETCONF_GET_CONFIG_NODEID, source, filter));
 359
 360         assertSimilarXml(netconfMessage, """
 361             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 362               <get-config>
 363                 <filter type="subtree">
 364                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 365                     <schemas>
 366                       <schema>
 367                         <version/>
 368                       </schema>
 369                     </schemas>
 370                   </netconf-state>
 371                 </filter>
 372                 <source>
 373                   <running/>
 374                 </source>
 375               </get-config>
 376             </rpc>""");
 377     }
 378
 379     @Test
 380     public void testGetConfigRequest() throws Exception {
 381         final var filter = toFilterStructure(
 382                 YangInstanceIdentifier.of(toId(NetconfState.QNAME), toId(Schemas.QNAME)), SCHEMA);
 383
 384         final var source = NetconfBaseOps.getSourceNode(NETCONF_RUNNING_NODEID);
 385
 386         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_CONFIG_QNAME,
 387                 NetconfMessageTransformUtil.wrap(NETCONF_GET_CONFIG_NODEID, source, filter));
 388
 389         assertSimilarXml(netconfMessage, """
 390             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 391               <get-config>
 392                 <filter type="subtree">
 393                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 394                     <schemas/>
 395                   </netconf-state>
 396                 </filter>
 397                 <source>
 398                  <running/>
 399                 </source>
 400               </get-config>
 401             </rpc>""");
 402     }
 403
 404     @Test
 405     public void testEditConfigRequest() throws Exception {
 406         final var values = MonitoringSchemaSourceProvider.createGetSchemaRequest(
 407             "module", Optional.of("2012-12-12")).body();
 408
 409         final var keys = new HashMap<QName, Object>();
 410         for (var value : values) {
 411             keys.put(value.name().getNodeType(), value.body());
 412         }
 413
 414         final var schemaNode = Builders.mapEntryBuilder()
 415             .withNodeIdentifier(NodeIdentifierWithPredicates.of(Schema.QNAME, keys))
 416             .withValue(values)
 417             .build();
 418
 419         final var id = YangInstanceIdentifier.builder()
 420                 .node(NetconfState.QNAME).node(Schemas.QNAME).node(Schema.QNAME)
 421                 .nodeWithKey(Schema.QNAME, keys).build();
 422         final var editConfigStructure =
 423                 createEditConfigStructure(BASE_SCHEMAS.getBaseSchemaWithNotifications().getEffectiveModelContext(), id,
 424                     Optional.empty(), Optional.ofNullable(schemaNode));
 425
 426         final var target = NetconfBaseOps.getTargetNode(NETCONF_CANDIDATE_NODEID);
 427
 428         final var wrap = NetconfMessageTransformUtil.wrap(NETCONF_EDIT_CONFIG_NODEID, editConfigStructure, target);
 429         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_EDIT_CONFIG_QNAME, wrap);
 430
 431         assertSimilarXml(netconfMessage, """
 432             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 433               <edit-config>
 434                 <target>
 435                   <candidate/>
 436                 </target>
 437                 <config>
 438                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 439                     <schemas>
 440                       <schema>
 441                         <identifier>module</identifier>
 442                         <version>2012-12-12</version>
 443                         <format>yang</format>
 444                       </schema>
 445                     </schemas>
 446                   </netconf-state>
 447                 </config>
 448               </edit-config>
 449             </rpc>""");
 450     }
 451
 452     private static void assertSimilarXml(final NetconfMessage netconfMessage, final String xmlContent)
 453             throws SAXException, IOException {
 454         final Diff diff = XMLUnit.compareXML(netconfMessage.getDocument(), XmlUtil.readXmlToDocument(xmlContent));
 455         diff.overrideElementQualifier(new ElementNameAndAttributeQualifier());
 456         assertTrue(diff.toString(), diff.similar());
 457     }
 458
 459     @Test
 460     public void testGetRequest() throws Exception {
 461         final var capability = QName.create(Capabilities.QNAME, "capability");
 462         final var filter = toFilterStructure(
 463                 YangInstanceIdentifier.of(toId(NetconfState.QNAME), toId(Capabilities.QNAME), toId(capability),
 464                     new NodeWithValue<>(capability, "a:b:c")), SCHEMA);
 465
 466         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 467                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filter));
 468
 469         assertSimilarXml(netconfMessage, """
 470             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 471               <get xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 472                 <filter type="subtree">
 473                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 474                     <capabilities>
 475                       <capability>a:b:c</capability>
 476                     </capabilities>
 477                   </netconf-state>
 478                 </filter>
 479               </get>
 480             </rpc>""");
 481     }
 482
 483     @Test
 484     public void testGetLeafList() throws IOException, SAXException {
 485         final var filter = toFilterStructure(YangInstanceIdentifier.of(
 486             NetconfState.QNAME,
 487             Capabilities.QNAME,
 488             QName.create(Capabilities.QNAME, "capability")), SCHEMA);
 489         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 490                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filter));
 491
 492         assertSimilarXml(netconfMessage, """
 493             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 494               <get>
 495                 <filter type="subtree">
 496                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 497                     <capabilities>
 498                       <capability/>
 499                     </capabilities>
 500                   </netconf-state>
 501                 </filter>
 502               </get>
 503             </rpc>""");
 504     }
 505
 506     @Test
 507     public void testGetList() throws IOException, SAXException {
 508         final var filter = toFilterStructure(YangInstanceIdentifier.of(
 509             NetconfState.QNAME,
 510             Datastores.QNAME,
 511             QName.create(Datastores.QNAME, "datastore")), SCHEMA);
 512         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 513                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filter));
 514
 515         assertSimilarXml(netconfMessage, """
 516             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 517               <get>
 518                 <filter type="subtree">
 519                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 520                     <datastores>
 521                       <datastore/>
 522                     </datastores>
 523                   </netconf-state>
 524                 </filter>
 525               </get>
 526             </rpc>""");
 527     }
 528
 529     private static NetconfMessageTransformer getTransformer(final EffectiveModelContext schema) {
 530         return new NetconfMessageTransformer(MountPointContext.of(schema), true, BASE_SCHEMAS.getBaseSchema());
 531     }
 532
 533     @Test
 534     public void testCommitResponse() throws Exception {
 535         final NetconfMessage response = new NetconfMessage(XmlUtil.readXmlToDocument(
 536                 "<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"><ok/></rpc-reply>"
 537         ));
 538         final DOMRpcResult compositeNodeRpcResult = netconfMessageTransformer.toRpcResult(
 539             RpcResultBuilder.success(response).build(),
 540             NETCONF_COMMIT_QNAME);
 541         assertTrue(compositeNodeRpcResult.errors().isEmpty());
 542         assertNull(compositeNodeRpcResult.value());
 543     }
 544
 545     @Test
 546     public void getActionsTest() {
 547         Set<Absolute> schemaPaths = new HashSet<>();
 548         schemaPaths.add(RESET_SERVER_PATH);
 549         schemaPaths.add(START_DEVICE_PATH);
 550         schemaPaths.add(ENABLE_INTERFACE_PATH);
 551         schemaPaths.add(OPEN_BOXES_PATH);
 552         schemaPaths.add(KILL_SERVER_APP_PATH);
 553         schemaPaths.add(XYZZY_FOO_PATH);
 554         schemaPaths.add(XYZZY_BAR_PATH);
 555         schemaPaths.add(CHOICE_ACTION_PATH);
 556         schemaPaths.add(DISABLE_INTERFACE_PATH);
 557         schemaPaths.add(CHECK_WITH_OUTPUT_INTERFACE_PATH);
 558         schemaPaths.add(CHECK_WITHOUT_OUTPUT_INTERFACE_PATH);
 559
 560         var actions = NetconfMessageTransformer.getActions(ACTION_SCHEMA);
 561         assertEquals(schemaPaths.size(), actions.size());
 562
 563         for (var path : schemaPaths) {
 564             assertNotNull("Action for " + path + " not found", actions.get(path));
 565         }
 566     }
 567
 568     @Test
 569     public void toActionRequestListTopLevelTest() {
 570         QName nameQname = QName.create(SERVER_QNAME, "name");
 571         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 572         nodeIdentifiers.add(new NodeIdentifier(SERVER_QNAME));
 573         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(SERVER_QNAME, nameQname, "test"));
 574         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 575
 576         ContainerNode data = initInputAction(QName.create(SERVER_QNAME, "reset-at"), "now");
 577
 578         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 579                 RESET_SERVER_PATH, domDataTreeIdentifier, data);
 580
 581         Node childAction = checkBasePartOfActionRequest(actionRequest);
 582
 583         Node childServer = childAction.getFirstChild();
 584         checkNode(childServer, "server", "server", URN_EXAMPLE_SERVER_FARM);
 585
 586         Node childName = childServer.getFirstChild();
 587         checkNode(childName, "name", "name", URN_EXAMPLE_SERVER_FARM);
 588
 589         Node childTest = childName.getFirstChild();
 590         assertEquals(childTest.getNodeValue(), "test");
 591
 592         checkAction(RESET_QNAME, childName.getNextSibling(), "reset-at", "reset-at", "now");
 593     }
 594
 595     @Test
 596     public void toActionRequestContainerTopLevelTest() {
 597         List<PathArgument> nodeIdentifiers = List.of(NodeIdentifier.create(DEVICE_QNAME));
 598         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 599
 600         ContainerNode payload = initInputAction(QName.create(DEVICE_QNAME, "start-at"), "now");
 601         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 602                 START_DEVICE_PATH, domDataTreeIdentifier, payload);
 603
 604         Node childAction = checkBasePartOfActionRequest(actionRequest);
 605
 606         Node childDevice = childAction.getFirstChild();
 607         checkNode(childDevice, "device", "device", URN_EXAMPLE_SERVER_FARM);
 608
 609         checkAction(START_QNAME, childDevice.getFirstChild(), "start-at", "start-at", "now");
 610     }
 611
 612     @Test
 613     public void toActionRequestContainerInContainerTest() {
 614         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 615         nodeIdentifiers.add(NodeIdentifier.create(BOX_OUT_QNAME));
 616         nodeIdentifiers.add(NodeIdentifier.create(BOX_IN_QNAME));
 617
 618         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 619
 620         ContainerNode payload = initInputAction(QName.create(BOX_OUT_QNAME, "start-at"), "now");
 621         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 622                 OPEN_BOXES_PATH, domDataTreeIdentifier, payload);
 623
 624         Node childAction = checkBasePartOfActionRequest(actionRequest);
 625
 626         Node childBoxOut = childAction.getFirstChild();
 627         checkNode(childBoxOut, "box-out", "box-out", URN_EXAMPLE_SERVER_FARM);
 628
 629         Node childBoxIn = childBoxOut.getFirstChild();
 630         checkNode(childBoxIn, "box-in", "box-in", URN_EXAMPLE_SERVER_FARM);
 631
 632         Node action = childBoxIn.getFirstChild();
 633         checkNode(action, OPEN_QNAME.getLocalName(), OPEN_QNAME.getLocalName(), OPEN_QNAME.getNamespace().toString());
 634     }
 635
 636     @Test
 637     public void toActionRequestListInContainerTest() {
 638         QName nameQname = QName.create(INTERFACE_QNAME, "name");
 639
 640         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 641         nodeIdentifiers.add(NodeIdentifier.create(DEVICE_QNAME));
 642         nodeIdentifiers.add(NodeIdentifier.create(INTERFACE_QNAME));
 643         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(INTERFACE_QNAME, nameQname, "test"));
 644
 645         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 646
 647         ContainerNode payload = initEmptyInputAction(INTERFACE_QNAME);
 648         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 649                 ENABLE_INTERFACE_PATH, domDataTreeIdentifier, payload);
 650
 651         Node childAction = checkBasePartOfActionRequest(actionRequest);
 652
 653         Node childDevice = childAction.getFirstChild();
 654         checkNode(childDevice, "device", "device", URN_EXAMPLE_SERVER_FARM);
 655
 656         Node childInterface = childDevice.getFirstChild();
 657         checkNode(childInterface, "interface", "interface", URN_EXAMPLE_SERVER_FARM);
 658
 659         Node childName = childInterface.getFirstChild();
 660         checkNode(childName, "name", "name", nameQname.getNamespace().toString());
 661
 662         Node childTest = childName.getFirstChild();
 663         assertEquals(childTest.getNodeValue(), "test");
 664
 665         Node action = childInterface.getLastChild();
 666         checkNode(action, ENABLE_QNAME.getLocalName(), ENABLE_QNAME.getLocalName(),
 667                 ENABLE_QNAME.getNamespace().toString());
 668     }
 669
 670     @Test
 671     public void toActionRequestListInContainerAugmentedIntoListTest() {
 672         QName serverNameQname = QName.create(SERVER_QNAME, "name");
 673         QName applicationNameQname = QName.create(APPLICATION_QNAME, "name");
 674
 675         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 676         nodeIdentifiers.add(NodeIdentifier.create(SERVER_QNAME));
 677         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(SERVER_QNAME, serverNameQname, "testServer"));
 678         nodeIdentifiers.add(NodeIdentifier.create(APPLICATIONS_QNAME));
 679         nodeIdentifiers.add(NodeIdentifier.create(APPLICATION_QNAME));
 680         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(APPLICATION_QNAME,
 681                 applicationNameQname, "testApplication"));
 682
 683         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 684
 685         ContainerNode payload = initEmptyInputAction(APPLICATION_QNAME);
 686         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 687                 KILL_SERVER_APP_PATH, domDataTreeIdentifier, payload);
 688
 689         Node childAction = checkBasePartOfActionRequest(actionRequest);
 690
 691         Node childServer = childAction.getFirstChild();
 692         checkNode(childServer, "server", "server", URN_EXAMPLE_SERVER_FARM);
 693
 694         Node childServerName = childServer.getFirstChild();
 695         checkNode(childServerName, "name", "name", URN_EXAMPLE_SERVER_FARM);
 696
 697         Node childServerNameTest = childServerName.getFirstChild();
 698         assertEquals(childServerNameTest.getNodeValue(), "testServer");
 699
 700         Node childApplications = childServer.getLastChild();
 701         checkNode(childApplications, "applications", "applications", URN_EXAMPLE_SERVER_FARM_2);
 702
 703         Node childApplication = childApplications.getFirstChild();
 704         checkNode(childApplication, "application", "application", URN_EXAMPLE_SERVER_FARM_2);
 705
 706         Node childApplicationName = childApplication.getFirstChild();
 707         checkNode(childApplicationName, "name", "name", URN_EXAMPLE_SERVER_FARM_2);
 708
 709         Node childApplicationNameTest = childApplicationName.getFirstChild();
 710         assertEquals(childApplicationNameTest.getNodeValue(), "testApplication");
 711
 712         Node childKillAction = childApplication.getLastChild();
 713         checkNode(childApplication, "application", "application", URN_EXAMPLE_SERVER_FARM_2);
 714         checkNode(childKillAction, KILL_QNAME.getLocalName(), KILL_QNAME.getLocalName(),
 715                 KILL_QNAME.getNamespace().toString());
 716     }
 717
 718     @Test
 719     public void toActionRequestConflictingInListTest() {
 720         QName barInputQname = QName.create(BAR_QNAME, "bar");
 721         QName barIdQname = QName.create(BAR_QNAME, "bar-id");
 722         Byte barInput = 1;
 723
 724         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 725         nodeIdentifiers.add(NodeIdentifier.create(BAR_QNAME));
 726         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(BAR_QNAME, barIdQname, "test"));
 727
 728         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 729
 730         ContainerNode payload = Builders.containerBuilder()
 731             .withNodeIdentifier(NodeIdentifier.create(QName.create(barInputQname, "input")))
 732             .withChild(ImmutableNodes.leafNode(barInputQname, barInput))
 733             .build();
 734
 735         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 736                 XYZZY_BAR_PATH, domDataTreeIdentifier, payload);
 737
 738         Node childAction = checkBasePartOfActionRequest(actionRequest);
 739
 740         Node childBar = childAction.getFirstChild();
 741         checkNode(childBar, "bar", "bar", URN_EXAMPLE_CONFLICT);
 742
 743         Node childBarId = childBar.getFirstChild();
 744         checkNode(childBarId, "bar-id", "bar-id", URN_EXAMPLE_CONFLICT);
 745
 746         Node childTest = childBarId.getFirstChild();
 747         assertEquals(childTest.getNodeValue(), "test");
 748
 749         Node action = childBar.getLastChild();
 750         checkNode(action, XYZZY_QNAME.getLocalName(), XYZZY_QNAME.getLocalName(),
 751                 XYZZY_QNAME.getNamespace().toString());
 752     }
 753
 754     @Test
 755     public void toActionRequestConflictingInContainerTest() {
 756         QName fooInputQname = QName.create(FOO_QNAME, "foo");
 757
 758         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 759         nodeIdentifiers.add(NodeIdentifier.create(FOO_QNAME));
 760         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 761         ContainerNode payload = initInputAction(fooInputQname, "test");
 762
 763         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 764                 XYZZY_FOO_PATH, domDataTreeIdentifier, payload);
 765
 766         Node childAction = checkBasePartOfActionRequest(actionRequest);
 767
 768         Node childBar = childAction.getFirstChild();
 769         checkNode(childBar, "foo", "foo", URN_EXAMPLE_CONFLICT);
 770
 771         Node action = childBar.getLastChild();
 772         checkNode(action, XYZZY_QNAME.getLocalName(), XYZZY_QNAME.getLocalName(),
 773                 XYZZY_QNAME.getNamespace().toString());
 774     }
 775
 776     @Test
 777     public void toActionRequestChoiceTest() {
 778         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 779         nodeIdentifiers.add(NodeIdentifier.create(CONFLICT_CHOICE_QNAME));
 780         nodeIdentifiers.add(NodeIdentifier.create(CHOICE_CONT_QNAME));
 781         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 782         NormalizedNode payload = initEmptyInputAction(CHOICE_ACTION_QNAME);
 783
 784         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 785                 CHOICE_ACTION_PATH, domDataTreeIdentifier, payload);
 786
 787         Node childAction = checkBasePartOfActionRequest(actionRequest);
 788
 789         Node childChoiceCont = childAction.getFirstChild();
 790         checkNode(childChoiceCont, "choice-cont", "choice-cont", URN_EXAMPLE_CONFLICT);
 791
 792         Node action = childChoiceCont.getLastChild();
 793         checkNode(action, CHOICE_ACTION_QNAME.getLocalName(), CHOICE_ACTION_QNAME.getLocalName(),
 794                 CHOICE_ACTION_QNAME.getNamespace().toString());
 795     }
 796
 797     @Test
 798     public void toAugmentedActionRequestListInContainerTest() {
 799         QName nameQname = QName.create(INTERFACE_QNAME, "name");
 800
 801         List<PathArgument> nodeIdentifiers = new ArrayList<>();
 802         nodeIdentifiers.add(NodeIdentifier.create(DEVICE_QNAME));
 803         nodeIdentifiers.add(NodeIdentifier.create(INTERFACE_QNAME));
 804         nodeIdentifiers.add(NodeIdentifierWithPredicates.of(INTERFACE_QNAME, nameQname, "test"));
 805
 806         DOMDataTreeIdentifier domDataTreeIdentifier = prepareDataTreeId(nodeIdentifiers);
 807
 808         NormalizedNode payload = initEmptyInputAction(INTERFACE_QNAME);
 809         NetconfMessage actionRequest = actionNetconfMessageTransformer.toActionRequest(
 810                 DISABLE_INTERFACE_PATH, domDataTreeIdentifier, payload);
 811
 812         Node childAction = checkBasePartOfActionRequest(actionRequest);
 813
 814         Node childDevice = childAction.getFirstChild();
 815         checkNode(childDevice, "device", "device", URN_EXAMPLE_SERVER_FARM);
 816
 817         Node childInterface = childDevice.getFirstChild();
 818         checkNode(childInterface, "interface", "interface", URN_EXAMPLE_SERVER_FARM);
 819
 820         Node childName = childInterface.getFirstChild();
 821         checkNode(childName, "name", "name", nameQname.getNamespace().toString());
 822
 823         Node childTest = childName.getFirstChild();
 824         assertEquals(childTest.getNodeValue(), "test");
 825
 826         Node action = childInterface.getLastChild();
 827         checkNode(action, DISABLE_QNAME.getLocalName(), DISABLE_QNAME.getLocalName(),
 828                 DISABLE_QNAME.getNamespace().toString());
 829     }
 830
 831     @Test
 832     public void toActionResultTest() throws Exception {
 833         var message = new NetconfMessage(XmlUtil.readXmlToDocument("""
 834             <rpc-reply message-id="101" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 835               <reset-finished-at xmlns="urn:example:server-farm">now</reset-finished-at>
 836             </rpc-reply>"""));
 837         final var actionResult = actionNetconfMessageTransformer.toActionResult(RESET_SERVER_PATH, message);
 838         assertNotNull(actionResult);
 839         final var containerNode = actionResult.getOutput().orElseThrow();
 840         assertNotNull(containerNode);
 841         assertEquals("now", containerNode.body().iterator().next().body());
 842     }
 843
 844     @Test
 845     public void toActionEmptyBodyWithOutputDefinedResultTest() throws Exception {
 846         final var message = new NetconfMessage(XmlUtil.readXmlToDocument("""
 847             <rpc-reply message-id="101" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 848               <ok/>
 849             </rpc-reply>"""));
 850         final var actionResult =
 851             actionNetconfMessageTransformer.toActionResult(CHECK_WITH_OUTPUT_INTERFACE_PATH, message);
 852         assertNotNull(actionResult);
 853         assertTrue(actionResult.getOutput().isEmpty());
 854     }
 855
 856     @Test
 857     public void toActionEmptyBodyWithoutOutputDefinedResultTest() throws Exception {
 858         final var message = new NetconfMessage(XmlUtil.readXmlToDocument("""
 859             <rpc-reply message-id="101" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 860               <ok/>
 861             </rpc-reply>"""));
 862         final var actionResult =
 863             actionNetconfMessageTransformer.toActionResult(CHECK_WITHOUT_OUTPUT_INTERFACE_PATH, message);
 864         assertNotNull(actionResult);
 865         assertTrue(actionResult.getOutput().isEmpty());
 866     }
 867
 868     @Test
 869     public void getTwoNonOverlappingFieldsTest() throws IOException, SAXException {
 870         // preparation of the fields
 871         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME);
 872         final var netconfStartTimeField = YangInstanceIdentifier.of(Statistics.QNAME,
 873                 QName.create(Statistics.QNAME, "netconf-start-time"));
 874         final var datastoresField = YangInstanceIdentifier.of(Datastores.QNAME);
 875
 876         // building filter structure and NETCONF message
 877         final var filterStructure = toFilterStructure(
 878             List.of(FieldsFilter.of(parentYiid, List.of(netconfStartTimeField, datastoresField))), SCHEMA);
 879         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 880                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
 881
 882         // testing
 883         assertSimilarXml(netconfMessage, """
 884             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 885               <get>
 886                 <filter type="subtree">
 887                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 888                     <statistics>
 889                       <netconf-start-time/>
 890                     </statistics>
 891                     <datastores/>
 892                   </netconf-state>
 893                 </filter>
 894               </get>
 895             </rpc>""");
 896     }
 897
 898     @Test
 899     public void getOverlappingFieldsTest() throws IOException, SAXException {
 900         // preparation of the fields
 901         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME);
 902         final var capabilitiesField = YangInstanceIdentifier.of(Capabilities.QNAME);
 903         final var capabilityField = YangInstanceIdentifier.of(Capabilities.QNAME,
 904                 QName.create(Capabilities.QNAME, "capability"));
 905         final var datastoreField = YangInstanceIdentifier.of(Datastores.QNAME);
 906         final var locksFields = YangInstanceIdentifier.of(toId(Datastores.QNAME),
 907                 toId(Datastore.QNAME), NodeIdentifierWithPredicates.of(Datastore.QNAME), toId(Locks.QNAME));
 908
 909         // building filter structure and NETCONF message
 910         final var filterStructure = toFilterStructure(
 911                 List.of(FieldsFilter.of(parentYiid,
 912                     List.of(capabilitiesField, capabilityField, datastoreField, locksFields))),
 913                 SCHEMA);
 914         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 915                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
 916
 917         // testing
 918         assertSimilarXml(netconfMessage, """
 919             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 920               <get>
 921                 <filter type="subtree">
 922                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 923                     <capabilities/>
 924                     <datastores/>
 925                   </netconf-state>
 926                 </filter>
 927               </get>
 928             </rpc>""");
 929     }
 930
 931     @Test
 932     public void getOverlappingFieldsWithEmptyFieldTest() throws IOException, SAXException {
 933         // preparation of the fields
 934         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME);
 935         final var capabilitiesField = YangInstanceIdentifier.of(Capabilities.QNAME);
 936
 937         // building filter structure and NETCONF message
 938         final var filterStructure = toFilterStructure(
 939                 List.of(FieldsFilter.of(parentYiid, List.of(capabilitiesField, YangInstanceIdentifier.of()))),
 940                 SCHEMA);
 941         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 942                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
 943
 944         // testing
 945         assertSimilarXml(netconfMessage, """
 946             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 947             <get>
 948             <filter type="subtree">
 949             <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring"/>
 950             </filter>
 951             </get>
 952             </rpc>""");
 953     }
 954
 955     @Test
 956     public void getSpecificFieldsUnderListTest() throws IOException, SAXException {
 957         // preparation of the fields
 958         final var parentYiid = YangInstanceIdentifier.of(toId(NetconfState.QNAME),
 959                 toId(Schemas.QNAME), toId(Schema.QNAME), NodeIdentifierWithPredicates.of(Schema.QNAME));
 960         final var versionField = YangInstanceIdentifier.of(
 961                 QName.create(Schema.QNAME, "version"));
 962         final var identifierField = YangInstanceIdentifier.of(
 963                 QName.create(Schema.QNAME, "namespace"));
 964
 965         // building filter structure and NETCONF message
 966         final var filterStructure = toFilterStructure(
 967             List.of(FieldsFilter.of(parentYiid, List.of(versionField, identifierField))), SCHEMA);
 968         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
 969                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
 970
 971         // testing
 972         assertSimilarXml(netconfMessage, """
 973             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
 974               <get>
 975                 <filter type="subtree">
 976                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
 977                     <schemas>
 978                       <schema>
 979                         <version/>
 980                         <namespace/>
 981                         <identifier/>
 982                         <format/>
 983                       </schema>
 984                     </schemas>
 985                   </netconf-state>
 986                 </filter>
 987               </get>
 988             </rpc>""");
 989     }
 990
 991     @Test
 992     public void getSpecificFieldsUnderMultipleLists() throws IOException, SAXException {
 993         // preparation of the fields
 994         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME, Datastores.QNAME);
 995         final var partialLockYiid = YangInstanceIdentifier.of(toId(Datastore.QNAME),
 996                 NodeIdentifierWithPredicates.of(Datastore.QNAME), toId(Locks.QNAME),
 997                 toId(QName.create(Locks.QNAME, "lock-type").intern()), toId(PartialLock.QNAME),
 998                 NodeIdentifierWithPredicates.of(PartialLock.QNAME));
 999         final var lockedTimeField = partialLockYiid.node(
1000                 QName.create(Locks.QNAME, "locked-time").intern());
1001         final var lockedBySessionField = partialLockYiid.node(
1002                 QName.create(Locks.QNAME, "locked-by-session").intern());
1003
1004         // building filter structure and NETCONF message
1005         final var filterStructure = toFilterStructure(
1006             List.of(FieldsFilter.of(parentYiid, List.of(lockedTimeField, lockedBySessionField))),
1007             SCHEMA);
1008         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
1009                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
1010
1011         // testing
1012         assertSimilarXml(netconfMessage, """
1013             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
1014               <get>
1015                 <filter type="subtree">
1016                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
1017                     <datastores>
1018                       <datastore>
1019                         <locks>
1020                           <partial-lock>
1021                             <locked-time/>
1022                             <locked-by-session/>
1023                             <lock-id/>
1024                           </partial-lock>
1025                         </locks>
1026                         <name/>
1027                       </datastore>
1028                     </datastores>
1029                   </netconf-state>
1030                 </filter>
1031               </get>
1032             </rpc>""");
1033     }
1034
1035     @Test
1036     public void getWholeListsUsingFieldsTest() throws IOException, SAXException {
1037         // preparation of the fields
1038         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME);
1039         final var datastoreListField = YangInstanceIdentifier.of(toId(Datastores.QNAME),
1040                 toId(Datastore.QNAME), NodeIdentifierWithPredicates.of(Datastore.QNAME));
1041         final var sessionListField = YangInstanceIdentifier.of(toId(Sessions.QNAME),
1042                 toId(Session.QNAME), NodeIdentifierWithPredicates.of(Session.QNAME));
1043
1044         // building filter structure and NETCONF message
1045         final var filterStructure = toFilterStructure(
1046                 List.of(FieldsFilter.of(parentYiid, List.of(datastoreListField, sessionListField))), SCHEMA);
1047         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
1048                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
1049
1050         // testing
1051         assertSimilarXml(netconfMessage, """
1052             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
1053               <get>
1054                 <filter type="subtree">
1055                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
1056                     <datastores>
1057                       <datastore/>
1058                     </datastores>
1059                     <sessions>
1060                       <session/>
1061                     </sessions>
1062                   </netconf-state>
1063                 </filter>
1064               </get>
1065             </rpc>""");
1066     }
1067
1068     @Test
1069     public void getSpecificListEntriesWithSpecificFieldsTest() throws IOException, SAXException {
1070         // preparation of the fields
1071         final var parentYiid = YangInstanceIdentifier.of(NetconfState.QNAME, Sessions.QNAME);
1072         final var sessionId = QName.create(Session.QNAME, "session-id").intern();
1073         final var session1Field = YangInstanceIdentifier.of(toId(Session.QNAME),
1074                 NodeIdentifierWithPredicates.of(Session.QNAME, sessionId, 1));
1075         final var session2TransportField = YangInstanceIdentifier.of(toId(Session.QNAME),
1076                 NodeIdentifierWithPredicates.of(Session.QNAME, sessionId, 2),
1077                 toId(QName.create(Session.QNAME, "transport").intern()));
1078
1079         // building filter structure and NETCONF message
1080         final var filterStructure = toFilterStructure(
1081                 List.of(FieldsFilter.of(parentYiid, List.of(session1Field, session2TransportField))), SCHEMA);
1082         final var netconfMessage = netconfMessageTransformer.toRpcRequest(NETCONF_GET_QNAME,
1083                 NetconfMessageTransformUtil.wrap(NETCONF_GET_NODEID, filterStructure));
1084
1085         // testing
1086         assertSimilarXml(netconfMessage, """
1087             <rpc message-id="m-0" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
1088               <get>
1089                 <filter type="subtree">
1090                   <netconf-state xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring">
1091                     <sessions>
1092                       <session>
1093                         <session-id>1</session-id>
1094                       </session>
1095                       <session>
1096                         <session-id>2</session-id>
1097                         <transport/>
1098                       </session>
1099                     </sessions>
1100                   </netconf-state>
1101                 </filter>
1102               </get>
1103             </rpc>""");
1104     }
1105
1106     @Test
1107     // Proof that YANGTOOLS-1362 works on DOM level
1108     public void testConfigChangeToNotification() throws SAXException, IOException {
1109         final var message = new NetconfMessage(XmlUtil.readXmlToDocument(
1110             "<notification xmlns=\"urn:ietf:params:xml:ns:netconf:notification:1.0\">\n"
1111             + " <eventTime>2021-11-11T11:26:16Z</eventTime> \n"
1112             + "  <netconf-config-change xmlns=\"urn:ietf:params:xml:ns:yang:ietf-netconf-notifications\">\n"
1113             + "     <changed-by> \n"
1114             + "       <username>root</username> \n"
1115             + "       <session-id>3</session-id> \n"
1116             + "     </changed-by> \n"
1117             + "     <datastore>running</datastore> \n"
1118             + "     <edit> \n"
1119             + "        <target xmlns:ncm=\"urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring\">/ncm:netconf-state"
1120             + "/ncm:datastores/ncm:datastore[ncm:name='running']</target>\n"
1121             + "        <operation>replace</operation> \n"
1122             + "     </edit> \n"
1123             + "  </netconf-config-change> \n"
1124             + "</notification>"));
1125
1126         final var change = netconfMessageTransformer.toNotification(message).getBody();
1127         final var editList = change.getChildByArg(new NodeIdentifier(Edit.QNAME));
1128         assertThat(editList, instanceOf(UnkeyedListNode.class));
1129         final var edits = ((UnkeyedListNode) editList).body();
1130         assertEquals(1, edits.size());
1131         final var edit = edits.iterator().next();
1132         final var target = edit.getChildByArg(new NodeIdentifier(QName.create(Edit.QNAME, "target"))).body();
1133         assertThat(target, instanceOf(YangInstanceIdentifier.class));
1134
1135         final var args = ((YangInstanceIdentifier) target).getPathArguments();
1136         assertEquals(4, args.size());
1137     }
1138
1139     private static void checkAction(final QName actionQname, final Node action , final String inputLocalName,
1140             final String inputNodeName, final String inputValue) {
1141         checkNode(action, actionQname.getLocalName(), actionQname.getLocalName(),
1142                 actionQname.getNamespace().toString());
1143
1144         Node childResetAt = action.getFirstChild();
1145         checkNode(childResetAt, inputLocalName, inputNodeName, actionQname.getNamespace().toString());
1146
1147         Node firstChild = childResetAt.getFirstChild();
1148         assertEquals(firstChild.getNodeValue(), inputValue);
1149     }
1150
1151     private static Node checkBasePartOfActionRequest(final NetconfMessage actionRequest) {
1152         Node baseRpc = actionRequest.getDocument().getFirstChild();
1153         checkNode(baseRpc, "rpc", "rpc", NormalizedDataUtil.NETCONF_QNAME.getNamespace().toString());
1154         assertTrue(baseRpc.getLocalName().equals("rpc"));
1155         assertTrue(baseRpc.getNodeName().equals("rpc"));
1156
1157         Node messageId = baseRpc.getAttributes().getNamedItem("message-id");
1158         assertNotNull(messageId);
1159         assertTrue(messageId.getNodeValue().contains("m-"));
1160         Node childAction = baseRpc.getFirstChild();
1161
1162         checkNode(childAction, "action", "action", "urn:ietf:params:xml:ns:yang:1");
1163         return childAction;
1164     }
1165
1166     private static DOMDataTreeIdentifier prepareDataTreeId(final List<PathArgument> nodeIdentifiers) {
1167         YangInstanceIdentifier yangInstanceIdentifier =
1168                 YangInstanceIdentifier.builder().append(nodeIdentifiers).build();
1169         DOMDataTreeIdentifier domDataTreeIdentifier =
1170                 new DOMDataTreeIdentifier(org.opendaylight.mdsal.common.api.LogicalDatastoreType.CONFIGURATION,
1171                         yangInstanceIdentifier);
1172         return domDataTreeIdentifier;
1173     }
1174
1175     private static ContainerNode initInputAction(final QName qname, final String value) {
1176         return Builders.containerBuilder()
1177             .withNodeIdentifier(NodeIdentifier.create(QName.create(qname, "input")))
1178             .withChild(ImmutableNodes.leafNode(qname, value))
1179             .build();
1180     }
1181
1182     private static ContainerNode initEmptyInputAction(final QName qname) {
1183         return Builders.containerBuilder()
1184             .withNodeIdentifier(NodeIdentifier.create(QName.create(qname, "input")))
1185             .build();
1186     }
1187
1188     private static void checkNode(final Node childServer, final String expectedLocalName, final String expectedNodeName,
1189             final String expectedNamespace) {
1190         assertNotNull(childServer);
1191         assertEquals(childServer.getLocalName(), expectedLocalName);
1192         assertEquals(childServer.getNodeName(), expectedNodeName);
1193         assertEquals(childServer.getNamespaceURI(), expectedNamespace);
1194     }
1195 }