[ONOS-3892,3895,3882,3883,3896]Unit test of yang container, list, leaf, leaf-list parser
Change-Id: Iae040d9d354e012584db8adc0aa7ff1ea4c099a0
diff --git a/src/test/java/org/onosproject/yangutils/parser/impl/listeners/LeafListListenerTest.java b/src/test/java/org/onosproject/yangutils/parser/impl/listeners/LeafListListenerTest.java
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+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.yangutils.parser.impl.listeners;
+
+import org.junit.Rule;
+import org.junit.Test;
+
+import org.junit.rules.ExpectedException;
+import org.onosproject.yangutils.datamodel.YangLeafList;
+import org.onosproject.yangutils.datamodel.YangModule;
+import org.onosproject.yangutils.datamodel.YangNode;
+import org.onosproject.yangutils.datamodel.YangNodeType;
+import org.onosproject.yangutils.datamodel.YangDataTypes;
+import org.onosproject.yangutils.datamodel.YangStatusType;
+import org.onosproject.yangutils.datamodel.YangContainer;
+import org.onosproject.yangutils.datamodel.YangList;
+import org.onosproject.yangutils.parser.exceptions.ParserException;
+import org.onosproject.yangutils.parser.impl.YangUtilsParserManager;
+
+import java.io.IOException;
+import java.util.ListIterator;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+/**
+ * Test cases for testing leaf-list listener.
+ */
+public class LeafListListenerTest {
+
+ @Rule
+ public ExpectedException thrown = ExpectedException.none();
+
+ private final YangUtilsParserManager manager = new YangUtilsParserManager();
+
+ /**
+ * Checks all the values of leaf-list sub-statements are set
+ * correctly.
+ */
+ @Test
+ public void processLeafListSubStatements() throws IOException, ParserException {
+
+ YangNode node = manager.getDataModel("src/test/resources/LeafListSubStatements.yang");
+
+ // Check whether the data model tree returned is of type module.
+ assertThat((node instanceof YangModule), is(true));
+
+ // Check whether the node type is set properly to module.
+ assertThat(node.getNodeType(), is(YangNodeType.MODULE_NODE));
+
+ // Check whether the module name is set correctly.
+ YangModule yangNode = (YangModule) node;
+ assertThat(yangNode.getName(), is("Test"));
+
+ ListIterator<YangLeafList> leafListIterator = yangNode.getListOfLeafList().listIterator();
+ YangLeafList leafListInfo = leafListIterator.next();
+
+ assertThat(leafListInfo.getLeafName(), is("invalid-interval"));
+ assertThat(leafListInfo.getDataType().getDataTypeName(), is("\"uint16\""));
+ assertThat(leafListInfo.getDataType().getDataType(), is(YangDataTypes.UINT16));
+ assertThat(leafListInfo.getUnits(), is("\"seconds\""));
+ assertThat(leafListInfo.getDescription(), is("\"Interval before a route is declared invalid\""));
+ assertThat(leafListInfo.isConfig(), is(true));
+ assertThat(leafListInfo.getMaxElelements(), is(3));
+ assertThat(leafListInfo.getStatus(), is(YangStatusType.CURRENT));
+ assertThat(leafListInfo.getReference(), is("\"RFC 6020\""));
+ }
+
+ /**
+ * Checks whether exception is thrown when leaf-list identifier
+ * starts with digit.
+ */
+ @Test
+ public void processLeafListInvalidIdentifier() throws IOException, ParserException {
+ thrown.expect(ParserException.class);
+ thrown.expectMessage("mismatched input '1invalid-interval' expecting IDENTIFIER");
+ YangNode node = manager.getDataModel("src/test/resources/LeafListInvalidIdentifier.yang");
+ }
+
+ /**
+ * Checks whether exception is thrown when leaf-list keyword
+ * is incorrect.
+ */
+ @Test
+ public void processLeafListInvalidStatement() throws IOException, ParserException {
+ thrown.expect(ParserException.class);
+ thrown.expectMessage("mismatched input 'leaflist' expecting {'augment', 'choice', 'contact', 'container'," +
+ " 'description', 'extension', 'deviation', 'feature', 'grouping', 'identity', 'import', 'include'," +
+ " 'leaf', 'leaf-list', 'list', 'namespace', 'notification', 'organization', 'prefix', 'reference'," +
+ " 'revision', 'rpc', 'typedef', 'uses', 'yang-version', '}'}");
+ YangNode node = manager.getDataModel("src/test/resources/LeafListInvalidStatement.yang");
+ }
+
+ /**
+ * Checks whether exception is thrown when leaf-list keyword
+ * without Left brace as per grammar.
+ */
+ @Test
+ public void processLeafListWithoutLeftBrace() throws IOException, ParserException {
+ thrown.expect(ParserException.class);
+ thrown.expectMessage("missing '{' at 'type'");
+ YangNode node = manager.getDataModel("src/test/resources/LeafListWithoutLeftBrace.yang");
+ }
+
+ /**
+ * Checks whether exception is thrown when config statement
+ * cardinality is not as per grammar.
+ */
+ @Test
+ public void processLeafListConfigInvalidCardinality() throws IOException, ParserException {
+ thrown.expect(ParserException.class);
+ thrown.expectMessage("Internal parser error detected: Invalid cardinality in config before processing.");
+ YangNode node = manager.getDataModel("src/test/resources/LeafListConfigInvalidCardinality.yang");
+ }
+
+ /**
+ * Checks whether exception is thrown when units statement
+ * cardinality is not as per grammar.
+ */
+ @Test
+ public void processLeafListUnitsInvalidCardinality() throws IOException, ParserException {
+ thrown.expect(ParserException.class);
+ thrown.expectMessage("Internal parser error detected: Invalid cardinality in units before processing.");
+ YangNode node = manager.getDataModel("src/test/resources/LeafListUnitsInvalidCardinality.yang");
+ }
+
+ /**
+ * Checks leaf-list statement as sub-statement of container.
+ */
+ @Test
+ public void processContainerSubStatementLeafList() throws IOException, ParserException {
+
+ YangNode node = manager.getDataModel("src/test/resources/ContainerSubStatementLeafList.yang");
+
+ // Check whether the data model tree returned is of type module.
+ assertThat((node instanceof YangModule), is(true));
+
+ // Check whether the node type is set properly to module.
+ assertThat(node.getNodeType(), is(YangNodeType.MODULE_NODE));
+
+ // Check whether the module name is set correctly.
+ YangModule yangNode = (YangModule) node;
+ assertThat(yangNode.getName(), is("Test"));
+
+ //Check whether the container is child of module.
+ YangContainer container = (YangContainer) yangNode.getChild();
+ assertThat(container.getName(), is("valid"));
+
+ // Check whether leaf-list properties as set correctly.
+ ListIterator<YangLeafList> leafListIterator = container.getListOfLeafList().listIterator();
+ YangLeafList leafListInfo = leafListIterator.next();
+
+ assertThat(leafListInfo.getLeafName(), is("invalid-interval"));
+ assertThat(leafListInfo.getDataType().getDataTypeName(), is("\"uint16\""));
+ assertThat(leafListInfo.getDataType().getDataType(), is(YangDataTypes.UINT16));
+ assertThat(leafListInfo.getUnits(), is("\"seconds\""));
+ assertThat(leafListInfo.getDescription(), is("\"Interval before a route is declared invalid\""));
+ assertThat(leafListInfo.isConfig(), is(true));
+ assertThat(leafListInfo.getMinElements(), is(1));
+ assertThat(leafListInfo.getMaxElelements(), is(2147483647));
+ assertThat(leafListInfo.getStatus(), is(YangStatusType.CURRENT));
+ assertThat(leafListInfo.getReference(), is("\"RFC 6020\""));
+ }
+
+ /**
+ * Checks leaf-list statement as sub-statement of list.
+ */
+ @Test
+ public void processListSubStatementLeafList() throws IOException, ParserException {
+
+ YangNode node = manager.getDataModel("src/test/resources/ListSubStatementLeafList.yang");
+
+ assertThat((node instanceof YangModule), is(true));
+
+ // Check whether the node type is set properly to module.
+ assertThat(node.getNodeType(), is(YangNodeType.MODULE_NODE));
+
+ // Check whether the module name is set correctly.
+ YangModule yangNode = (YangModule) node;
+ assertThat(yangNode.getName(), is("Test"));
+
+ // Check whether the list is child of module
+ YangList yangList = (YangList) yangNode.getChild();
+ assertThat(yangList.getName(), is("valid"));
+
+ // Check whether leaf-list properties as set correctly.
+ ListIterator<YangLeafList> leafListIterator = yangList.getListOfLeafList().listIterator();
+ YangLeafList leafListInfo = leafListIterator.next();
+
+ assertThat(leafListInfo.getLeafName(), is("invalid-interval"));
+ assertThat(leafListInfo.getDataType().getDataTypeName(), is("\"uint16\""));
+ assertThat(leafListInfo.getDataType().getDataType(), is(YangDataTypes.UINT16));
+ assertThat(leafListInfo.getUnits(), is("\"seconds\""));
+ assertThat(leafListInfo.getDescription(), is("\"Interval before a route is declared invalid\""));
+ assertThat(leafListInfo.isConfig(), is(true));
+
+ assertThat(leafListInfo.getStatus(), is(YangStatusType.CURRENT));
+ assertThat(leafListInfo.getReference(), is("\"RFC 6020\""));
+ }
+}
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