vcrfxia commented on code in PR #13252: URL: https://github.com/apache/kafka/pull/13252#discussion_r1116527739
########## streams/src/test/java/org/apache/kafka/streams/state/internals/MeteredVersionedKeyValueStoreTest.java: ########## @@ -0,0 +1,312 @@ +/* + * 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 static org.apache.kafka.common.utils.Utils.mkEntry; +import static org.apache.kafka.common.utils.Utils.mkMap; +import static org.hamcrest.MatcherAssert.assertThat; +import static org.hamcrest.Matchers.empty; +import static org.hamcrest.Matchers.greaterThan; +import static org.hamcrest.Matchers.is; +import static org.hamcrest.Matchers.not; +import static org.junit.Assert.assertThrows; +import static org.mockito.ArgumentMatchers.anyString; +import static org.mockito.Mockito.doThrow; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.when; + +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; +import org.apache.kafka.common.MetricName; +import org.apache.kafka.common.metrics.KafkaMetric; +import org.apache.kafka.common.metrics.Metrics; +import org.apache.kafka.common.metrics.Sensor; +import org.apache.kafka.common.serialization.Deserializer; +import org.apache.kafka.common.serialization.Serde; +import org.apache.kafka.common.serialization.Serdes.StringSerde; +import org.apache.kafka.common.serialization.Serializer; +import org.apache.kafka.common.utils.Bytes; +import org.apache.kafka.common.utils.MockTime; +import org.apache.kafka.common.utils.Time; +import org.apache.kafka.streams.StreamsConfig; +import org.apache.kafka.streams.processor.ProcessorContext; +import org.apache.kafka.streams.processor.StateStoreContext; +import org.apache.kafka.streams.processor.TaskId; +import org.apache.kafka.streams.processor.internals.InternalProcessorContext; +import org.apache.kafka.streams.processor.internals.ProcessorStateManager; +import org.apache.kafka.streams.processor.internals.metrics.StreamsMetricsImpl; +import org.apache.kafka.streams.query.KeyQuery; +import org.apache.kafka.streams.query.PositionBound; +import org.apache.kafka.streams.query.Query; +import org.apache.kafka.streams.query.QueryConfig; +import org.apache.kafka.streams.query.QueryResult; +import org.apache.kafka.streams.query.RangeQuery; +import org.apache.kafka.streams.state.ValueAndTimestamp; +import org.apache.kafka.streams.state.VersionedBytesStore; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.mockito.junit.MockitoJUnitRunner; + +@RunWith(MockitoJUnitRunner.StrictStubs.class) +public class MeteredVersionedKeyValueStoreTest { + + private static final String STORE_NAME = "versioned_store"; + private static final Serde<String> STRING_SERDE = new StringSerde(); + private static final Serde<ValueAndTimestamp<String>> VALUE_AND_TIMESTAMP_SERDE = new NullableValueAndTimestampSerde<>(STRING_SERDE); + private static final String METRICS_SCOPE = "scope"; + private static final String STORE_LEVEL_GROUP = "stream-state-metrics"; + private static final String APPLICATION_ID = "test-app"; + private static final TaskId TASK_ID = new TaskId(0, 0, "My-Topology"); + + private static final String KEY = "k"; + private static final String VALUE = "v"; + private static final long TIMESTAMP = 10L; + private static final Bytes RAW_KEY = new Bytes(STRING_SERDE.serializer().serialize(null, KEY)); + private static final byte[] RAW_VALUE_AND_TIMESTAMP = VALUE_AND_TIMESTAMP_SERDE.serializer() + .serialize(null, ValueAndTimestamp.make(VALUE, TIMESTAMP)); + + private final VersionedBytesStore inner = mock(VersionedBytesStore.class); + private final Metrics metrics = new Metrics(); + private final Time mockTime = new MockTime(); + private final String threadId = Thread.currentThread().getName(); + private InternalProcessorContext context = mock(InternalProcessorContext.class); + private Map<String, String> tags; + + private MeteredVersionedKeyValueStore<String, String> store; + + @Before + public void setUp() { + when(inner.name()).thenReturn(STORE_NAME); + when(context.metrics()).thenReturn(new StreamsMetricsImpl(metrics, "test", StreamsConfig.METRICS_LATEST, mockTime)); + when(context.applicationId()).thenReturn(APPLICATION_ID); + when(context.taskId()).thenReturn(TASK_ID); + + metrics.config().recordLevel(Sensor.RecordingLevel.DEBUG); + tags = mkMap( + mkEntry("thread-id", threadId), + mkEntry("task-id", TASK_ID.toString()), + mkEntry(METRICS_SCOPE + "-state-id", STORE_NAME) + ); + + store = newMeteredStore(inner); + store.init((StateStoreContext) context, store); + } + + private MeteredVersionedKeyValueStore<String, String> newMeteredStore(final VersionedBytesStore inner) { + return new MeteredVersionedKeyValueStore<>( + inner, + METRICS_SCOPE, + mockTime, + STRING_SERDE, + VALUE_AND_TIMESTAMP_SERDE + ); + } + + @SuppressWarnings("deprecation") + @Test + public void shouldDelegateDeprecatedInit() { + // recreate store in order to re-init + store.close(); + final VersionedBytesStore mockInner = mock(VersionedBytesStore.class); + store = newMeteredStore(mockInner); + + store.init((ProcessorContext) context, store); + + verify(mockInner).init((ProcessorContext) context, store); + } + + @Test + public void shouldDelegateInit() { + // init is already called in setUp() + verify(inner).init((StateStoreContext) context, store); Review Comment: Sure, added. -- This is an automated message from the Apache Git Service. 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