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/*
* 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 io.fd.honeycomb.translate.impl.read.registry.CompositeReaderRegistryTest.mockReader;
import static io.fd.honeycomb.translate.util.DataObjects.DataObject4;
import static io.fd.honeycomb.translate.util.DataObjects.DataObject4.DataObject41;
import static io.fd.honeycomb.translate.util.DataObjects.DataObjectK;
import static io.fd.honeycomb.translate.util.DataObjects.DataObjectKey;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import io.fd.honeycomb.translate.read.ListReader;
import io.fd.honeycomb.translate.read.ReadContext;
import io.fd.honeycomb.translate.read.Reader;
import io.fd.honeycomb.translate.util.DataObjects;
import java.util.List;
import java.util.Optional;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.Identifiable;
import org.opendaylight.yangtools.yang.binding.Identifier;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
public class CompositeReaderTest {
@Mock
private ReadContext ctx;
private Reader<DataObject41, Builder<DataObject41>> reader41;
private Reader<DataObject4, Builder<DataObject4>> reader4;
private Reader<DataObject4, Builder<DataObject4>> compositeReader;
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
reader41 = mockReader(DataObject41.class);
reader4 = mockReader(DataObject4.class);
compositeReader = CompositeReader
.createForReader(reader4, ImmutableMap.of(DataObject41.class, reader41));
}
@Test
public void testReadCurrent() throws Exception {
compositeReader.read(DataObject4.IID, ctx);
verify(reader4).readCurrentAttributes(eq(DataObject4.IID), any(Builder.class), eq(ctx));
verify(reader41).read(DataObject41.IID, ctx);
}
@Test
public void testReadJustChild() throws Exception {
// Delegating read to child
compositeReader.read(DataObject41.IID, ctx);
verify(reader4, times(0))
.readCurrentAttributes(any(InstanceIdentifier.class), any(Builder.class), any(ReadContext.class));
verify(reader41).read(DataObject41.IID, ctx);
}
@Test
public void testReadFallback() throws Exception {
// Delegating read to delegate as a fallback since IID does not fit, could be handled by the delegate if its
// a subtree handler
compositeReader.read(DataObjects.DataObject4.DataObject42.IID, ctx);
verify(reader4).read(DataObjects.DataObject4.DataObject42.IID, ctx);
verify(reader41, times(0)).read(any(InstanceIdentifier.class), any(ReadContext.class));
}
@Test
public void testList() throws Exception {
final Reader<DataObjectK.DataObjectK1, Builder<DataObjectK.DataObjectK1>> readerK1 =
mockReader(DataObjectK.DataObjectK1.class);
final ListReader<DataObjectK, DataObjectKey, Builder<DataObjectK>> readerK =
mockListReader(DataObjectK.class, Lists.newArrayList(new DataObjectKey(), new DataObjectKey()));
final ListReader<DataObjectK, DataObjectKey, Builder<DataObjectK>>
compositeReaderK = (ListReader<DataObjectK, DataObjectKey, Builder<DataObjectK>>)
CompositeReader.createForReader(readerK, ImmutableMap.of(DataObject41.class, readerK1));
compositeReaderK.readList(DataObjectK.IID, ctx);
verify(readerK).getAllIds(DataObjectK.IID, ctx);
verify(readerK, times(2))
.readCurrentAttributes(any(InstanceIdentifier.class), any(Builder.class), any(ReadContext.class));
}
@SuppressWarnings("unchecked")
static <D extends DataObject & Identifiable<K>, K extends Identifier<D>, B extends Builder<D>> ListReader<D, K, B> mockListReader(
final Class<D> dataType, List<K> keys)
throws Exception {
final ListReader r = mock(ListReader.class);
final Object iid = dataType.getDeclaredField("IID").get(null);
when(r.getManagedDataObjectType()).thenReturn((InstanceIdentifier) iid);
final Builder builder = mock(Builder.class);
when(builder.build()).thenReturn(mock(dataType));
when(r.getBuilder(any(InstanceIdentifier.class))).thenReturn(builder);
when(r.read(any(InstanceIdentifier.class), any(ReadContext.class))).thenReturn(Optional.of(mock(dataType)));
when(r.getAllIds(any(InstanceIdentifier.class), any(ReadContext.class))).thenReturn(keys);
return (ListReader<D, K, B>) r;
}
}
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