1 files changed, 125 insertions, 0 deletions
diff --git a/infra/translate-impl/src/test/java/io/fd/honeycomb/translate/impl/read/registry/SubtreeReaderTest.java b/infra/translate-impl/src/test/java/io/fd/honeycomb/translate/impl/read/registry/SubtreeReaderTest.java
new file mode 100644
index 000000000..d2375e6be
--- /dev/null
+++ b/infra/translate-impl/src/test/java/io/fd/honeycomb/translate/impl/read/registry/SubtreeReaderTest.java
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.translate.impl.read.registry;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.Sets;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.Reader;
+import io.fd.honeycomb.translate.util.DataObjects;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.ChildOf;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public class SubtreeReaderTest {
+
+    @Mock
+    private Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> delegate;
+    @Mock
+    private Reader<DataObject1, Builder<DataObject1>> delegateLocal;
+    @Mock
+    private ReadContext ctx;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        Mockito.doReturn(DataObjects.DataObject4.IID).when(delegate).getManagedDataObjectType();
+        doReturn(DataObject1.IID).when(delegateLocal).getManagedDataObjectType();
+    }
+
+    @Test
+    public void testCreate() throws Exception {
+        final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
+                SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
+
+        subtreeR.getBuilder(DataObjects.DataObject4.IID);
+        verify(delegate).getBuilder(DataObjects.DataObject4.IID);
+
+        subtreeR.getManagedDataObjectType();
+        verify(delegate, atLeastOnce()).getManagedDataObjectType();
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testCreateInvalid() throws Exception {
+        SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject1.IID), delegate);
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testReadOnlySubtreeCannotFilter() throws Exception {
+        final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
+                SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
+
+        doReturn(Optional.fromNullable(mock(DataObjects.DataObject4.class))).when(delegate).read(DataObjects.DataObject4.IID, ctx);
+        subtreeR.read(DataObjects.DataObject4.DataObject41.IID, ctx);
+    }
+
+    @Test
+    public void testReadOnlySubtreeNotPresent() throws Exception {
+        final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
+                SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
+
+        doReturn(Optional.absent()).when(delegate).read(DataObjects.DataObject4.IID, ctx);
+        assertFalse(subtreeR.read(DataObjects.DataObject4.DataObject41.IID, ctx).isPresent());
+    }
+
+    @Test
+    public void testReadOnlySubtreeChild() throws Exception {
+        final Reader<DataObject1, Builder<DataObject1>> subtreeR =
+                SubtreeReader.createForReader(Sets.newHashSet(DataObject1.DataObject11.IID), delegateLocal);
+
+        final DataObject1 mock = mock(DataObject1.class);
+        final DataObject1.DataObject11 mock11 = mock(DataObject1.DataObject11.class);
+        doReturn(mock11).when(mock).getDataObject11();
+        doReturn(Optional.fromNullable(mock)).when(delegateLocal).read(DataObject1.IID, ctx);
+        assertEquals(mock11, subtreeR.read(DataObject1.DataObject11.IID, ctx).get());
+    }
+
+    @Test
+    public void testReadEntireSubtree() throws Exception {
+        final Reader<DataObject1, Builder<DataObject1>> subtreeR =
+                SubtreeReader.createForReader(Sets.newHashSet(DataObject1.DataObject11.IID), delegateLocal);
+
+        final DataObject1 mock = mock(DataObject1.class);
+        final DataObject1.DataObject11 mock11 = mock(DataObject1.DataObject11.class);
+        doReturn(mock11).when(mock).getDataObject11();
+        doReturn(Optional.fromNullable(mock)).when(delegateLocal).read(DataObject1.IID, ctx);
+        assertEquals(mock, subtreeR.read(DataObject1.IID, ctx).get());
+    }
+
+    public abstract static class DataObject1 implements DataObject {
+        public static InstanceIdentifier<DataObject1> IID = InstanceIdentifier.create(DataObject1.class);
+
+        public abstract DataObject11 getDataObject11();
+
+        public abstract static class DataObject11 implements DataObject, ChildOf<DataObject1> {
+            public static InstanceIdentifier<DataObject11> IID = DataObject1.IID.child(DataObject11.class);
+        }
+    }
+}