WIP: Backwards compatible MountPointService

[controller.git] / opendaylight / md-sal / sal-dom-broker / src / test / java / org / opendaylight / controller / sal / dom / broker / BackwardsCompatibleMountPointTest.java

diff --git a/opendaylight/md-sal/sal-dom-broker/src/test/java/org/opendaylight/controller/sal/dom/broker/BackwardsCompatibleMountPointTest.java b/opendaylight/md-sal/sal-dom-broker/src/test/java/org/opendaylight/controller/sal/dom/broker/BackwardsCompatibleMountPointTest.java
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+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. 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.controller.sal.dom.broker;
+
+import static junit.framework.Assert.fail;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.ListenableFuture;
+import java.util.AbstractMap;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizationException;
+import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizer;
+import org.opendaylight.controller.sal.core.api.data.DataModificationTransaction;
+import org.opendaylight.controller.sal.core.api.data.DataProviderService;
+import org.opendaylight.controller.sal.dom.broker.impl.SchemaContextProvider;
+import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
+import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class BackwardsCompatibleMountPointTest {
+    private static final Logger log = LoggerFactory.getLogger(BackwardsCompatibleMountPointManagerTest.class);
+
+    private static final InstanceIdentifier id = BackwardsCompatibleMountPointManagerTest.id;
+    private final NormalizedNode<?, ?> normalizedNode = mockNormalizedNode();
+    private final CompositeNode compositeNode = mockCompositeNode();
+
+    @Mock
+    private DataProviderService oldBroker;
+    @Mock
+    private SchemaContextProvider schemaContextProvider;
+    @Mock
+    private DataModificationTransaction mockTx;
+
+    private BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore backwardsCompatibleDomStore;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        stubSchemaProvider();
+        stubOldBroker();
+        backwardsCompatibleDomStore = new BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore(oldBroker, schemaContextProvider);
+    }
+
+    private void stubOldBroker() {
+        doReturn(compositeNode).when(oldBroker).readConfigurationData(id);
+        doReturn(compositeNode).when(oldBroker).readOperationalData(id);
+        doReturn(mockTx).when(oldBroker).beginTransaction();
+        doNothing().when(mockTx).putConfigurationData(id, compositeNode);
+        doNothing().when(mockTx).putOperationalData(id, compositeNode);
+        doReturn(com.google.common.util.concurrent.Futures.immediateFuture(RpcResultBuilder.success(TransactionStatus.COMMITED))).when(mockTx).commit();
+    }
+
+    private CompositeNode mockCompositeNode() {
+        final CompositeNode mock = mock(CompositeNode.class);
+        doReturn("node").when(mock).toString();
+        return mock;
+    }
+
+    private void stubSchemaProvider() {
+        doReturn(BackwardsCompatibleMountPointManagerTest.mockSchemaContext()).when(schemaContextProvider).getSchemaContext();
+    }
+
+    @Test
+    public void testBackwardsCompatibleBroker() throws Exception {
+        backwardsCompatibleDomStore.newReadOnlyTransaction();
+        backwardsCompatibleDomStore.newWriteOnlyTransaction();
+        backwardsCompatibleDomStore.newReadWriteTransaction();
+    }
+
+    @Test
+    public void testReadTransaction() throws Exception {
+        final BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleReadTransaction tx =
+                new BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleReadTransaction(oldBroker, mockNormalizer());
+
+        ListenableFuture<Optional<NormalizedNode<?, ?>>> read = tx.read(LogicalDatastoreType.CONFIGURATION, id);
+        assertEquals(normalizedNode, read.get().get());
+        verify(oldBroker).readConfigurationData(id);
+
+        read = tx.read(LogicalDatastoreType.OPERATIONAL, id);
+        assertEquals(normalizedNode, read.get().get());
+
+        verify(oldBroker).readOperationalData(id);
+    }
+
+    @Test
+    public void testReadWriteTransactionOperational() throws Exception {
+        final BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleWriteTransaction tx =
+                new BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleWriteTransaction(oldBroker, mockNormalizer());
+
+        verify(oldBroker).beginTransaction();
+
+        tx.put(LogicalDatastoreType.CONFIGURATION, id, normalizedNode);
+        verify(mockTx).putConfigurationData(id, compositeNode);
+
+        tx.put(LogicalDatastoreType.CONFIGURATION, id, normalizedNode);
+        verify(mockTx, times(2)).putConfigurationData(id, compositeNode);
+
+        tx.commit();
+        verify(mockTx).commit();
+    }
+
+
+    @Test
+    public void testCannotPutOperational() throws Exception {
+        final BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleWriteTransaction tx =
+                new BackwardsCompatibleMountPoint.BackwardsCompatibleDomStore.BackwardsCompatibleWriteTransaction(oldBroker, mockNormalizer());
+
+        try {
+            tx.put(LogicalDatastoreType.OPERATIONAL, id, normalizedNode);
+        } catch (IllegalArgumentException e) {
+            // Cannot put operational data
+            log.debug("", e);
+            return;
+        }
+
+        fail("Should fail when putting operational data");
+    }
+
+    private DataNormalizer mockNormalizer() throws DataNormalizationException {
+        final DataNormalizer mock = mock(DataNormalizer.class);
+        doReturn(new AbstractMap.SimpleEntry<InstanceIdentifier, NormalizedNode<?, ?>>(id, normalizedNode) {})
+                .when(mock).toNormalized(any(InstanceIdentifier.class), any(CompositeNode.class));
+        doReturn(compositeNode).when(mock).toLegacy(any(InstanceIdentifier.class), any(NormalizedNode.class));
+        doReturn(id).when(mock).toLegacy(any(InstanceIdentifier.class));
+        return mock;
+    }
+
+    private NormalizedNode<?, ?> mockNormalizedNode() {
+        final NormalizedNode mock = mock(NormalizedNode.class);
+        doReturn("mockNormalizedNode").when(mock).toString();
+        return mock;
+    }
+}
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