+/*
+ * Copyright (c) 2017 Pantheon Technologies s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.yangtools.yang.stmt;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.opendaylight.yangtools.yang.stmt.StmtTestUtils.sourceForResource;
+
+import com.google.common.collect.ImmutableSet;
+import java.net.URI;
+import java.text.ParseException;
+import java.util.Date;
+import java.util.List;
+import java.util.Set;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.QNameModule;
+import org.opendaylight.yangtools.yang.common.SimpleDateFormatUtil;
+import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.ExtensionDefinition;
+import org.opendaylight.yangtools.yang.model.api.Module;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.YangDataSchemaNode;
+import org.opendaylight.yangtools.yang.parser.spi.meta.InvalidSubstatementException;
+import org.opendaylight.yangtools.yang.parser.spi.meta.MissingSubstatementException;
+import org.opendaylight.yangtools.yang.parser.spi.meta.ReactorException;
+import org.opendaylight.yangtools.yang.parser.spi.source.StatementStreamSource;
+import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
+import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.YangInferencePipeline;
+
+public class YangDataExtensionTest {
+
+ private static final StatementStreamSource FOO_MODULE = sourceForResource(
+ "/yang-data-extension-test/foo.yang");
+ private static final StatementStreamSource FOO_INVALID_1_MODULE = sourceForResource(
+ "/yang-data-extension-test/foo-invalid-1.yang");
+ private static final StatementStreamSource FOO_INVALID_2_MODULE = sourceForResource(
+ "/yang-data-extension-test/foo-invalid-2.yang");
+ private static final StatementStreamSource FOO_INVALID_3_MODULE = sourceForResource(
+ "/yang-data-extension-test/foo-invalid-3.yang");
+ private static final StatementStreamSource BAR_MODULE = sourceForResource(
+ "/yang-data-extension-test/bar.yang");
+ private static final StatementStreamSource BAZ_MODULE = sourceForResource(
+ "/yang-data-extension-test/baz.yang");
+ private static final StatementStreamSource FOOBAR_MODULE = sourceForResource(
+ "/yang-data-extension-test/foobar.yang");
+ private static final StatementStreamSource IETF_RESTCONF_MODULE = sourceForResource(
+ "/yang-data-extension-test/ietf-restconf.yang");
+
+ private static Date revision;
+ private static QNameModule fooModule;
+ private static QName myYangDataA;
+ private static QName myYangDataB;
+
+ @BeforeClass
+ public static void setup() throws ParseException {
+ revision = SimpleDateFormatUtil.getRevisionFormat().parse("2017-06-01");
+ fooModule = QNameModule.create(URI.create("foo"), revision);
+ myYangDataA = QName.create(fooModule, "my-yang-data-a");
+ myYangDataB = QName.create(fooModule, "my-yang-data-b");
+ }
+
+ @Test
+ public void testYangData() throws Exception {
+ final SchemaContext schemaContext = StmtTestUtils.parseYangSources(FOO_MODULE, IETF_RESTCONF_MODULE);
+ assertNotNull(schemaContext);
+
+ final Set<ExtensionDefinition> extensions = schemaContext.getExtensions();
+ assertEquals(1, extensions.size());
+
+ final Module foo = schemaContext.findModuleByName("foo", revision);
+ assertNotNull(foo);
+
+ final List<UnknownSchemaNode> unknownSchemaNodes = foo.getUnknownSchemaNodes();
+ assertEquals(2, unknownSchemaNodes.size());
+
+ YangDataSchemaNode myYangDataANode = null;
+ YangDataSchemaNode myYangDataBNode = null;
+ for (final UnknownSchemaNode unknownSchemaNode : unknownSchemaNodes) {
+ assertTrue(unknownSchemaNode instanceof YangDataSchemaNode);
+ final YangDataSchemaNode yangDataSchemaNode = (YangDataSchemaNode) unknownSchemaNode;
+ if (myYangDataA.equals(yangDataSchemaNode.getQName())) {
+ myYangDataANode = yangDataSchemaNode;
+ } else if (myYangDataB.equals(yangDataSchemaNode.getQName())) {
+ myYangDataBNode = yangDataSchemaNode;
+ }
+ }
+
+ assertNotNull(myYangDataANode);
+ assertNotNull(myYangDataBNode);
+
+ assertNotNull(myYangDataANode.getContainer());
+ assertNotNull(myYangDataBNode.getContainer());
+ }
+
+ @Test
+ public void testConfigStatementBeingIgnoredInYangDataBody() throws Exception {
+ final SchemaContext schemaContext = StmtTestUtils.parseYangSources(BAZ_MODULE, IETF_RESTCONF_MODULE);
+ assertNotNull(schemaContext);
+
+ final Module baz = schemaContext.findModuleByName("baz", revision);
+ assertNotNull(baz);
+
+ final List<UnknownSchemaNode> unknownSchemaNodes = baz.getUnknownSchemaNodes();
+ assertEquals(1, unknownSchemaNodes.size());
+
+ final UnknownSchemaNode unknownSchemaNode = unknownSchemaNodes.iterator().next();
+ assertTrue(unknownSchemaNode instanceof YangDataSchemaNode);
+ final YangDataSchemaNode myYangDataNode = (YangDataSchemaNode) unknownSchemaNode;
+ assertNotNull(myYangDataNode);
+
+ final ContainerSchemaNode contInYangData = myYangDataNode.getContainer();
+ assertNotNull(contInYangData);
+ assertTrue(contInYangData.isConfiguration());
+ final ContainerSchemaNode innerCont = (ContainerSchemaNode) contInYangData.getDataChildByName(
+ QName.create(baz.getQNameModule(), "inner-cont"));
+ assertNotNull(innerCont);
+ assertTrue(innerCont.isConfiguration());
+ final ContainerSchemaNode grpCont = (ContainerSchemaNode) contInYangData.getDataChildByName(
+ QName.create(baz.getQNameModule(), "grp-cont"));
+ assertNotNull(grpCont);
+ assertTrue(grpCont.isConfiguration());
+ }
+
+ @Test
+ public void testIfFeatureStatementBeingIgnoredInYangDataBody() throws Exception {
+ final CrossSourceStatementReactor.BuildAction reactor = YangInferencePipeline.RFC6020_REACTOR.newBuild();
+ reactor.setSupportedFeatures(ImmutableSet.of());
+ reactor.addSources(FOOBAR_MODULE, IETF_RESTCONF_MODULE);
+
+ final SchemaContext schemaContext = reactor.buildEffective();
+ assertNotNull(schemaContext);
+
+ final Module foobar = schemaContext.findModuleByName("foobar", revision);
+ assertNotNull(foobar);
+
+ final List<UnknownSchemaNode> unknownSchemaNodes = foobar.getUnknownSchemaNodes();
+ assertEquals(1, unknownSchemaNodes.size());
+
+ final UnknownSchemaNode unknownSchemaNode = unknownSchemaNodes.iterator().next();
+ assertTrue(unknownSchemaNode instanceof YangDataSchemaNode);
+ final YangDataSchemaNode myYangDataNode = (YangDataSchemaNode) unknownSchemaNode;
+ assertNotNull(myYangDataNode);
+
+ final ContainerSchemaNode contInYangData = myYangDataNode.getContainer();
+ assertNotNull(contInYangData);
+ final ContainerSchemaNode innerCont = (ContainerSchemaNode) contInYangData.getDataChildByName(
+ QName.create(foobar.getQNameModule(), "inner-cont"));
+ assertNotNull(innerCont);
+ final ContainerSchemaNode grpCont = (ContainerSchemaNode) contInYangData.getDataChildByName(
+ QName.create(foobar.getQNameModule(), "grp-cont"));
+ assertNotNull(grpCont);
+ }
+
+ @Test
+ public void testYangDataBeingIgnored() throws Exception {
+ // yang-data statement is ignored if it does not appear as a top-level statement
+ // i.e., it will not appear in the final SchemaContext
+ final SchemaContext schemaContext = StmtTestUtils.parseYangSources(BAR_MODULE, IETF_RESTCONF_MODULE);
+ assertNotNull(schemaContext);
+
+ final Module bar = schemaContext.findModuleByName("bar", revision);
+ assertNotNull(bar);
+ final ContainerSchemaNode cont = (ContainerSchemaNode) bar.getDataChildByName(
+ QName.create(bar.getQNameModule(), "cont"));
+ assertNotNull(cont);
+
+ final Set<ExtensionDefinition> extensions = schemaContext.getExtensions();
+ assertEquals(1, extensions.size());
+
+ final List<UnknownSchemaNode> unknownSchemaNodes = cont.getUnknownSchemaNodes();
+ assertEquals(0, unknownSchemaNodes.size());
+ }
+
+ @Test
+ public void testYangDataWithMissingTopLevelContainer() {
+ try {
+ StmtTestUtils.parseYangSources(FOO_INVALID_1_MODULE, IETF_RESTCONF_MODULE);
+ fail("Exception should have been thrown because of missing top-level container in yang-data statement.");
+ } catch (final ReactorException ex) {
+ final Throwable cause = ex.getCause();
+ assertTrue(cause instanceof MissingSubstatementException);
+ assertTrue(cause.getMessage().startsWith("YANG_DATA is missing CONTAINER. Minimal count is 1."));
+ }
+ }
+
+ @Test
+ public void testYangDataWithTwoTopLevelContainers() {
+ try {
+ StmtTestUtils.parseYangSources(FOO_INVALID_2_MODULE, IETF_RESTCONF_MODULE);
+ fail("Exception should have been thrown because of two top-level containers in yang-data statement.");
+ } catch (final ReactorException ex) {
+ final Throwable cause = ex.getCause();
+ assertTrue(cause instanceof InvalidSubstatementException);
+ assertTrue(cause.getMessage().startsWith("Maximal count of CONTAINER for YANG_DATA is 1, detected 2."));
+ }
+ }
+
+ @Test
+ public void testYangDataWithInvalidToplevelNode() {
+ try {
+ StmtTestUtils.parseYangSources(FOO_INVALID_3_MODULE, IETF_RESTCONF_MODULE);
+ fail("Exception should have been thrown because of invalid top-level node in yang-data statement.");
+ } catch (final ReactorException ex) {
+ final Throwable cause = ex.getCause();
+ assertTrue(cause instanceof InvalidSubstatementException);
+ assertTrue(cause.getMessage().startsWith("LEAF is not valid for YANG_DATA."));
+ }
+ }
+}