[ONOS-4650][ONOS-4726][ONOS-4727] [ONOS-4728]Implement must parser + when parser + feature + if-feature + revision defect fix
Change-Id: I0a3aee6c1c6b72ef7da7f7f565fd0f149fe3fd42
diff --git a/utils/yangutils/plugin/src/test/java/org/onosproject/yangutils/parser/impl/listeners/MustListenerTest.java b/utils/yangutils/plugin/src/test/java/org/onosproject/yangutils/parser/impl/listeners/MustListenerTest.java
new file mode 100644
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--- /dev/null
+++ b/utils/yangutils/plugin/src/test/java/org/onosproject/yangutils/parser/impl/listeners/MustListenerTest.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2016-present 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.Test;
+import org.onosproject.yangutils.datamodel.YangMust;
+import org.onosproject.yangutils.datamodel.YangModule;
+import org.onosproject.yangutils.datamodel.YangNode;
+import org.onosproject.yangutils.datamodel.YangContainer;
+import org.onosproject.yangutils.datamodel.YangLeaf;
+import org.onosproject.yangutils.parser.exceptions.ParserException;
+import org.onosproject.yangutils.parser.impl.YangUtilsParserManager;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.ListIterator;
+
+import static org.hamcrest.core.Is.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Test cases for testing must listener functionality.
+ */
+public class MustListenerTest {
+
+ private final YangUtilsParserManager manager = new YangUtilsParserManager();
+
+ /**
+ * Checks if must listener updates the data model.
+ */
+ @Test
+ public void processContainerSubStatementMust() throws IOException, ParserException {
+ YangNode node = manager.getDataModel("src/test/resources/ContainerSubStatementMust.yang");
+
+ YangModule yangNode = (YangModule) node;
+ assertThat(yangNode.getName(), is("Test"));
+
+ YangContainer yangContainer = (YangContainer) yangNode.getChild();
+ assertThat(yangContainer.getName(), is("interface"));
+
+ String expectedConstraint = "ifType != 'ethernet' or (ifType = 'ethernet' and ifMTU = 1500)";
+ List<YangMust> mustConstraintList = yangContainer.getListOfMust();
+ assertThat(mustConstraintList.iterator().next().getConstraint(), is(expectedConstraint));
+ }
+
+ /**
+ * Checks if must listener updates the data model.
+ */
+ @Test
+ public void processLeafSubStatementMust() throws IOException, ParserException {
+ YangNode node = manager.getDataModel("src/test/resources/LeafSubStatementMust.yang");
+
+ YangModule yangNode = (YangModule) node;
+ assertThat(yangNode.getName(), is("Test"));
+
+ ListIterator<YangLeaf> leafIterator = yangNode.getListOfLeaf().listIterator();
+ YangLeaf leafInfo = leafIterator.next();
+
+ assertThat(leafInfo.getListOfMust().iterator().next().getConstraint(), is("ifType != 'ethernet'"));
+ }
+}
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