/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.kafka.streams.state.internals;
import org.apache.kafka.streams.errors.InvalidStateStoreException;
import org.apache.kafka.streams.state.NoOpWindowStore;
import org.apache.kafka.streams.state.QueryableStoreTypes;
import org.apache.kafka.streams.state.ReadOnlyKeyValueStore;
import org.apache.kafka.streams.state.ReadOnlyWindowStore;
import org.apache.kafka.test.StateStoreProviderStub;
import org.junit.Before;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import static org.apache.kafka.streams.state.QueryableStoreTypes.windowStore;
import static org.junit.Assert.assertEquals;
public class WrappingStoreProviderTest {
private WrappingStoreProvider wrappingStoreProvider;
@Before
public void before() {
final StateStoreProviderStub stubProviderOne = new StateStoreProviderStub(false);
final StateStoreProviderStub stubProviderTwo = new StateStoreProviderStub(false);
stubProviderOne.addStore("kv", StateStoreTestUtils.newKeyValueStore("kv", "app-id", String.class, String.class));
stubProviderOne.addStore("window", new NoOpWindowStore());
stubProviderTwo.addStore("kv", StateStoreTestUtils.newKeyValueStore("kv", "app-id", String.class, String.class));
stubProviderTwo.addStore("window", new NoOpWindowStore());
wrappingStoreProvider = new WrappingStoreProvider(
Arrays.<StateStoreProvider>asList(stubProviderOne, stubProviderTwo));
}
@Test
public void shouldFindKeyValueStores() throws Exception {
List<ReadOnlyKeyValueStore<String, String>> results =
wrappingStoreProvider.stores("kv", QueryableStoreTypes.<String, String>keyValueStore());
assertEquals(2, results.size());
}
@Test
public void shouldFindWindowStores() throws Exception {
final List<ReadOnlyWindowStore<Object, Object>>
windowStores =
wrappingStoreProvider.stores("window", windowStore());
assertEquals(2, windowStores.size());
}
@Test(expected = InvalidStateStoreException.class)
public void shouldThrowInvalidStoreExceptionIfNoStoreOfTypeFound() throws Exception {
wrappingStoreProvider.stores("doesn't exist", QueryableStoreTypes.keyValueStore());
}
}