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[FLINK-11074] [table][tests] Enable harness tests with RocksdbStateBa…
…ckend and add harness tests for CollectAggFunction This closes apache#7253
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...-table/src/test/scala/org/apache/flink/table/runtime/harness/AggFunctionHarnessTest.scala
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| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.flink.table.runtime.harness | ||
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| import java.lang.{Integer => JInt} | ||
| import java.util.concurrent.ConcurrentLinkedQueue | ||
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| import org.apache.flink.api.common.time.Time | ||
| import org.apache.flink.api.scala._ | ||
| import org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend | ||
| import org.apache.flink.streaming.api.scala.StreamExecutionEnvironment | ||
| import org.apache.flink.streaming.runtime.streamrecord.StreamRecord | ||
| import org.apache.flink.table.api.scala._ | ||
| import org.apache.flink.table.api.TableEnvironment | ||
| import org.apache.flink.table.api.dataview.MapView | ||
| import org.apache.flink.table.dataview.StateMapView | ||
| import org.apache.flink.table.runtime.aggregate.GroupAggProcessFunction | ||
| import org.apache.flink.table.runtime.harness.HarnessTestBase.TestStreamQueryConfig | ||
| import org.apache.flink.table.runtime.types.CRow | ||
| import org.apache.flink.types.Row | ||
| import org.junit.Assert.assertTrue | ||
| import org.junit.Test | ||
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| import scala.collection.JavaConverters._ | ||
| import scala.collection.mutable | ||
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| class AggFunctionHarnessTest extends HarnessTestBase { | ||
| private val queryConfig = new TestStreamQueryConfig(Time.seconds(0), Time.seconds(0)) | ||
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| @Test | ||
| def testCollectAggregate(): Unit = { | ||
| val env = StreamExecutionEnvironment.getExecutionEnvironment | ||
| val tEnv = TableEnvironment.getTableEnvironment(env) | ||
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| val data = new mutable.MutableList[(JInt, String)] | ||
| val t = env.fromCollection(data).toTable(tEnv, 'a, 'b) | ||
| tEnv.registerTable("T", t) | ||
| val sqlQuery = tEnv.sqlQuery( | ||
| s""" | ||
| |SELECT | ||
| | b, collect(a) | ||
| |FROM ( | ||
| | SELECT a, b | ||
| | FROM T | ||
| | GROUP BY a, b | ||
| |) GROUP BY b | ||
| |""".stripMargin) | ||
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| val testHarness = createHarnessTester[String, CRow, CRow]( | ||
| sqlQuery.toRetractStream[Row](queryConfig), "groupBy") | ||
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| testHarness.setStateBackend(getStateBackend) | ||
| testHarness.open() | ||
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| val operator = getOperator(testHarness) | ||
| val state = getState( | ||
| operator, | ||
| "function", | ||
| classOf[GroupAggProcessFunction], | ||
| "acc0_map_dataview").asInstanceOf[MapView[JInt, JInt]] | ||
| assertTrue(state.isInstanceOf[StateMapView[_, _]]) | ||
| assertTrue(operator.getKeyedStateBackend.isInstanceOf[RocksDBKeyedStateBackend[_]]) | ||
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| val expectedOutput = new ConcurrentLinkedQueue[Object]() | ||
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| testHarness.processElement(new StreamRecord(CRow(1: JInt, "aaa"), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow("aaa", Map(1 -> 1).asJava), 1)) | ||
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| testHarness.processElement(new StreamRecord(CRow(1: JInt, "bbb"), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow("bbb", Map(1 -> 1).asJava), 1)) | ||
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| testHarness.processElement(new StreamRecord(CRow(1: JInt, "aaa"), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow(false, "aaa", Map(1 -> 1).asJava), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow("aaa", Map(1 -> 2).asJava), 1)) | ||
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| testHarness.processElement(new StreamRecord(CRow(2: JInt, "aaa"), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow(false, "aaa", Map(1 -> 2).asJava), 1)) | ||
| expectedOutput.add(new StreamRecord(CRow("aaa", Map(1 -> 2, 2 -> 1).asJava), 1)) | ||
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| // remove some state: state may be cleaned up by the state backend | ||
| // if not accessed beyond ttl time | ||
| operator.setCurrentKey(Row.of("aaa")) | ||
| state.remove(2) | ||
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| // retract after state has been cleaned up | ||
| testHarness.processElement(new StreamRecord(CRow(false, 2: JInt, "aaa"), 1)) | ||
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| val result = testHarness.getOutput | ||
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| verify(expectedOutput, result) | ||
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| testHarness.close() | ||
| } | ||
| } |
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