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package io.fd.honeycomb.v3po.translate.util.write.registry;
import static org.hamcrest.CoreMatchers.anyOf;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.hasItems;
import static org.hamcrest.CoreMatchers.instanceOf;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import io.fd.honeycomb.v3po.translate.write.Writer;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
import org.opendaylight.yangtools.yang.binding.ChildOf;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
public class FlatWriterRegistryBuilderTest {
@Test
public void testRelationsBefore() throws Exception {
final FlatWriterRegistryBuilder flatWriterRegistryBuilder = new FlatWriterRegistryBuilder();
/*
1 -> 2 -> 3
-> 4
*/
flatWriterRegistryBuilder.add(mockWriter(DataObject3.class));
flatWriterRegistryBuilder.add(mockWriter(DataObject4.class));
flatWriterRegistryBuilder.addBefore(mockWriter(DataObject2.class),
Lists.newArrayList(DataObject3.IID, DataObject4.IID));
flatWriterRegistryBuilder.addBefore(mockWriter(DataObject1.class), DataObject2.IID);
final ImmutableMap<InstanceIdentifier<?>, Writer<?>> mappedWriters =
flatWriterRegistryBuilder.getMappedHandlers();
final ArrayList<InstanceIdentifier<?>> typesInList = Lists.newArrayList(mappedWriters.keySet());
assertEquals(DataObject1.IID, typesInList.get(0));
assertEquals(DataObject2.IID, typesInList.get(1));
assertThat(typesInList.get(2), anyOf(equalTo(DataObject3.IID), equalTo(DataObject4.IID)));
assertThat(typesInList.get(3), anyOf(equalTo(DataObject3.IID), equalTo(DataObject4.IID)));
}
@Test
public void testRelationsAfter() throws Exception {
final FlatWriterRegistryBuilder flatWriterRegistryBuilder = new FlatWriterRegistryBuilder();
/*
1 -> 2 -> 3
-> 4
*/
flatWriterRegistryBuilder.add(mockWriter(DataObject1.class));
flatWriterRegistryBuilder.addAfter(mockWriter(DataObject2.class), DataObject1.IID);
flatWriterRegistryBuilder.addAfter(mockWriter(DataObject3.class), DataObject2.IID);
flatWriterRegistryBuilder.addAfter(mockWriter(DataObject4.class), DataObject2.IID);
final ImmutableMap<InstanceIdentifier<?>, Writer<?>> mappedWriters =
flatWriterRegistryBuilder.getMappedHandlers();
final List<InstanceIdentifier<?>> typesInList = Lists.newArrayList(mappedWriters.keySet());
assertEquals(DataObject1.IID, typesInList.get(0));
assertEquals(DataObject2.IID, typesInList.get(1));
assertThat(typesInList.get(2), anyOf(equalTo(DataObject3.IID), equalTo(DataObject4.IID)));
assertThat(typesInList.get(3), anyOf(equalTo(DataObject3.IID), equalTo(DataObject4.IID)));
}
@Test(expected = IllegalArgumentException.class)
public void testRelationsLoop() throws Exception {
final FlatWriterRegistryBuilder flatWriterRegistryBuilder = new FlatWriterRegistryBuilder();
/*
1 -> 2 -> 1
*/
flatWriterRegistryBuilder.add(mockWriter(DataObject1.class));
flatWriterRegistryBuilder.addAfter(mockWriter(DataObject2.class), DataObject1.IID);
flatWriterRegistryBuilder.addAfter(mockWriter(DataObject1.class), DataObject2.IID);
}
@Test(expected = IllegalArgumentException.class)
public void testAddWriterTwice() throws Exception {
final FlatWriterRegistryBuilder flatWriterRegistryBuilder = new FlatWriterRegistryBuilder();
flatWriterRegistryBuilder.add(mockWriter(DataObject1.class));
flatWriterRegistryBuilder.add(mockWriter(DataObject1.class));
}
@Test
public void testAddSubtreeWriter() throws Exception {
final FlatWriterRegistryBuilder flatWriterRegistryBuilder = new FlatWriterRegistryBuilder();
flatWriterRegistryBuilder.subtreeAdd(
Sets.newHashSet(DataObject4.DataObject5.IID,
DataObject4.DataObject5.IID),
mockWriter(DataObject4.class));
final ImmutableMap<InstanceIdentifier<?>, Writer<?>> mappedWriters =
flatWriterRegistryBuilder.getMappedHandlers();
final ArrayList<InstanceIdentifier<?>> typesInList = Lists.newArrayList(mappedWriters.keySet());
assertEquals(DataObject4.IID, typesInList.get(0));
assertEquals(1, typesInList.size());
}
@Test
public void testCreateSubtreeWriter() throws Exception {
final Writer<?> forWriter = SubtreeWriter.createForWriter(Sets.newHashSet(
DataObject4.DataObject5.IID,
DataObject4.DataObject5.DataObject51.IID,
DataObject4.DataObject6.IID),
mockWriter(DataObject4.class));
assertThat(forWriter, instanceOf(SubtreeWriter.class));
assertThat(((SubtreeWriter<?>) forWriter).getHandledChildTypes().size(), is(3));
assertThat(((SubtreeWriter<?>) forWriter).getHandledChildTypes(), hasItems(DataObject4.DataObject5.IID,
DataObject4.DataObject6.IID, DataObject4.DataObject5.DataObject51.IID));
}
@Test(expected = IllegalArgumentException.class)
public void testCreateInvalidSubtreeWriter() throws Exception {
SubtreeWriter.createForWriter(Sets.newHashSet(
InstanceIdentifier.create(DataObject3.class).child(DataObject3.DataObject31.class)),
mockWriter(DataObject4.class));
}
@SuppressWarnings("unchecked")
private Writer<? extends DataObject> mockWriter(final Class<? extends DataObject> doClass)
throws NoSuchFieldException, IllegalAccessException {
final Writer mock = mock(Writer.class);
when(mock.getManagedDataObjectType()).thenReturn((InstanceIdentifier<?>) doClass.getDeclaredField("IID").get(null));
return mock;
}
private abstract static class DataObject1 implements DataObject {
static InstanceIdentifier<DataObject1> IID = InstanceIdentifier.create(DataObject1.class);
}
private abstract static class DataObject2 implements DataObject {
static InstanceIdentifier<DataObject2> IID = InstanceIdentifier.create(DataObject2.class);
}
private abstract static class DataObject3 implements DataObject {
static InstanceIdentifier<DataObject3> IID = InstanceIdentifier.create(DataObject3.class);
private abstract static class DataObject31 implements DataObject, ChildOf<DataObject3> {
static InstanceIdentifier<DataObject31> IID = DataObject3.IID.child(DataObject31.class);
}
}
private abstract static class DataObject4 implements DataObject {
static InstanceIdentifier<DataObject4> IID = InstanceIdentifier.create(DataObject4.class);
private abstract static class DataObject5 implements DataObject, ChildOf<DataObject4> {
static InstanceIdentifier<DataObject5> IID = DataObject4.IID.child(DataObject5.class);
private abstract static class DataObject51 implements DataObject, ChildOf<DataObject5> {
static InstanceIdentifier<DataObject51> IID = DataObject5.IID.child(DataObject51.class);
}
}
private abstract static class DataObject6 implements DataObject, ChildOf<DataObject4> {
static InstanceIdentifier<DataObject6> IID = DataObject4.IID.child(DataObject6.class);
}
}
}
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