twalthr commented on a change in pull request #6299: [FLINK-9713][table][sql] Support processing time versioned joins URL: https://github.com/apache/flink/pull/6299#discussion_r217688365
########## File path: flink-libraries/flink-table/src/test/scala/org/apache/flink/table/runtime/harness/TemporalJoinHarnessTest.scala ########## @@ -0,0 +1,458 @@ +/* + * 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.flink.table.runtime.harness + +import java.util.concurrent.ConcurrentLinkedQueue + +import org.apache.calcite.rel.core.{JoinInfo, JoinRelType} +import org.apache.calcite.rex.{RexBuilder, RexNode} +import org.apache.calcite.sql.fun.SqlStdOperatorTable +import org.apache.calcite.util.ImmutableIntList +import org.apache.flink.api.common.time.Time +import org.apache.flink.api.common.typeinfo.{BasicTypeInfo, TypeInformation} +import org.apache.flink.api.java.functions.KeySelector +import org.apache.flink.api.java.typeutils.RowTypeInfo +import org.apache.flink.streaming.api.functions.co.CoProcessFunction +import org.apache.flink.streaming.api.operators.co.KeyedCoProcessOperator +import org.apache.flink.streaming.runtime.streamrecord.StreamRecord +import org.apache.flink.streaming.util.KeyedTwoInputStreamOperatorTestHarness +import org.apache.flink.table.api.{TableConfig, Types, ValidationException} +import org.apache.flink.table.calcite.{FlinkTypeFactory, FlinkTypeSystem} +import org.apache.flink.table.plan.logical.rel.LogicalTemporalTableJoin +import org.apache.flink.table.plan.logical.rel.LogicalTemporalTableJoin.TEMPORAL_JOIN_CONDITION +import org.apache.flink.table.plan.nodes.datastream.DataStreamTemporalJoinToCoProcessTranslator +import org.apache.flink.table.plan.schema.RowSchema +import org.apache.flink.table.runtime.CRowKeySelector +import org.apache.flink.table.runtime.harness.HarnessTestBase.{RowResultSortComparator, TestStreamQueryConfig} +import org.apache.flink.table.runtime.types.CRow +import org.apache.flink.table.typeutils.TimeIndicatorTypeInfo +import org.hamcrest.Matchers.startsWith +import org.junit.rules.ExpectedException +import org.junit.{Rule, Test} + +class TemporalJoinHarnessTest extends HarnessTestBase { + // used for accurate exception information checking. + val expectedException = ExpectedException.none() + + @Rule + def thrown = expectedException + + private val typeFactory = new FlinkTypeFactory(new FlinkTypeSystem) + + private val tableConfig = new TableConfig + + private val queryConfig = + new TestStreamQueryConfig(Time.milliseconds(2), Time.milliseconds(4)) + + private val ORDERS_KEY = "o_currency" + + private val ORDERS_PROCTIME = "o_proctime" + + private val RATES_KEY = "r_currency" + + private val ordersRowtimeType = new RowTypeInfo( + Array[TypeInformation[_]]( + Types.LONG, + Types.STRING, + TimeIndicatorTypeInfo.ROWTIME_INDICATOR), + Array("o_amount", ORDERS_KEY, "o_rowtime")) + + private val ordersProctimeType = new RowTypeInfo( + Array[TypeInformation[_]]( + Types.LONG, + Types.STRING, + TimeIndicatorTypeInfo.PROCTIME_INDICATOR), + Array("o_amount", ORDERS_KEY, ORDERS_PROCTIME)) + + private val ratesRowtimeType = new RowTypeInfo( + Array[TypeInformation[_]]( + Types.STRING, + Types.LONG, + TimeIndicatorTypeInfo.ROWTIME_INDICATOR), + Array(RATES_KEY, "r_rate", "r_rowtime")) + + private val ratesProctimeType = new RowTypeInfo( + Array[TypeInformation[_]]( + Types.STRING, + Types.LONG, + TimeIndicatorTypeInfo.PROCTIME_INDICATOR), + Array(RATES_KEY, "r_rate", "r_proctime")) + + private val joinRowtimeType = new RowTypeInfo( + ordersRowtimeType.getFieldTypes ++ ratesRowtimeType.getFieldTypes, + ordersRowtimeType.getFieldNames ++ ratesRowtimeType.getFieldNames) + + private val rexBuilder = new RexBuilder(typeFactory) + + @Test + def testProctime() { + val testHarness = createTestHarness(new OrdersRatesProctimeTemporalJoinInfo) + + testHarness.open() + val expectedOutput = new ConcurrentLinkedQueue[Object]() + + // process without conversion rates + testHarness.processElement1(new StreamRecord(CRow(2L, "Euro", null))) + + // initiate conversion rates + testHarness.processElement2(new StreamRecord(CRow("US Dollar", 102L, null))) + testHarness.processElement2(new StreamRecord(CRow("Euro", 114L, null))) + testHarness.processElement2(new StreamRecord(CRow("Yen", 1L, null))) + + // process with conversion rates + testHarness.processElement1(new StreamRecord(CRow(2L, "Euro", null))) + testHarness.processElement1(new StreamRecord(CRow(1L, "US Dollar", null))) + testHarness.processElement1(new StreamRecord(CRow(50L, "Yen", null))) + + expectedOutput.add(new StreamRecord(CRow(2L, "Euro", null, "Euro", 114L, null))) + expectedOutput.add(new StreamRecord(CRow(1L, "US Dollar", null, "US Dollar", 102L, null))) + expectedOutput.add(new StreamRecord(CRow(50L, "Yen", null, "Yen", 1L, null))) + + // update Euro + testHarness.processElement2(new StreamRecord(CRow("Euro", 116L, null))) + + // process Euro + testHarness.processElement1(new StreamRecord(CRow(3L, "Euro", null))) + + expectedOutput.add(new StreamRecord(CRow(3L, "Euro", null, "Euro", 116L, null))) + + // again update Euro + testHarness.processElement2(new StreamRecord(CRow("Euro", 119L, null))) + + // process US Dollar + testHarness.processElement1(new StreamRecord(CRow(5L, "US Dollar", null))) + + expectedOutput.add(new StreamRecord(CRow(5L, "US Dollar", null, "US Dollar", 102L, null))) + + verify(expectedOutput, testHarness.getOutput, new RowResultSortComparator()) + + testHarness.close() + } + + @Test + def testNonEquiProctime() { + val testHarness = createTestHarness( + new ProctimeTemporalJoinInfo( + new RowTypeInfo( + ordersProctimeType.getFieldTypes :+ Types.INT, + ordersProctimeType.getFieldNames :+ "foo"), + new RowTypeInfo( + ratesProctimeType.getFieldTypes :+ Types.INT, + ratesProctimeType.getFieldNames :+ "bar"), + ORDERS_KEY, + RATES_KEY, + ORDERS_PROCTIME) { + /** + * @return [[LogicalTemporalTableJoin.TEMPORAL_JOIN_CONDITION]](...) AND + * leftInputRef(3) > rightInputRef(3) + */ + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + rexBuilder.makeCall( + SqlStdOperatorTable.AND, + super.getRemaining(rexBuilder), + rexBuilder.makeCall( + SqlStdOperatorTable.GREATER_THAN, + makeLeftInputRef("foo"), + makeRightInputRef("bar"))) + } + }) + + testHarness.open() + val expectedOutput = new ConcurrentLinkedQueue[Object]() + + // initiate conversion rates + testHarness.processElement2(new StreamRecord(CRow("Euro", 114L, null, 42))) + testHarness.processElement2(new StreamRecord(CRow("Yen", 1L, null, 42))) + + // process with conversion rates + testHarness.processElement1(new StreamRecord(CRow(2L, "Euro", null, 0))) + testHarness.processElement1(new StreamRecord(CRow(50L, "Yen", null, 44))) + + expectedOutput.add(new StreamRecord(CRow(50L, "Yen", null, 44, "Yen", 1L, null, 42))) + + // update Euro + testHarness.processElement2(new StreamRecord(CRow("Euro", 116L, null, 44))) + + // process Euro + testHarness.processElement1(new StreamRecord(CRow(3L, "Euro", null, 42))) + testHarness.processElement1(new StreamRecord(CRow(4L, "Euro", null, 44))) + testHarness.processElement1(new StreamRecord(CRow(5L, "Euro", null, 1337))) + + expectedOutput.add(new StreamRecord(CRow(5L, "Euro", null, 1337, "Euro", 116L, null, 44))) + + // process US Dollar + testHarness.processElement1(new StreamRecord(CRow(5L, "US Dollar", null, 1337))) + + verify(expectedOutput, testHarness.getOutput, new RowResultSortComparator()) + + testHarness.close() + } + + @Test + def testMissingTemporalJoinCondition() { + expectedException.expect(classOf[IllegalStateException]) + expectedException.expectMessage(startsWith(s"Missing ${TEMPORAL_JOIN_CONDITION.getName}")) + + translateJoin(new TemporalJoinInfo( + ordersProctimeType, + ratesProctimeType, + ORDERS_KEY, + RATES_KEY) { + + override def isEqui: Boolean = true + + override def getRemaining(rexBuilder: RexBuilder): RexNode = rexBuilder.makeLiteral(true) + }) + } + + @Test + def testNonEquiMissingTemporalJoinCondition() { + expectedException.expect(classOf[IllegalStateException]) + expectedException.expectMessage(startsWith(s"Missing ${TEMPORAL_JOIN_CONDITION.getName}")) + + translateJoin(new TemporalJoinInfo( + ordersProctimeType, + ratesProctimeType, + ORDERS_KEY, + RATES_KEY) { + + override def isEqui: Boolean = true + + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + rexBuilder.makeCall( + SqlStdOperatorTable.GREATER_THAN, + rexBuilder.makeCall( + SqlStdOperatorTable.CONCAT, + rexBuilder.makeLiteral("A"), + makeLeftInputRef(ORDERS_KEY)), + makeRightInputRef(RATES_KEY)) + } + }) + } + + @Test + def testTwoTemporalJoinConditions() { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage(startsWith(s"Multiple ${TEMPORAL_JOIN_CONDITION} functions")) + + translateJoin( + new OrdersRatesProctimeTemporalJoinInfo() { + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + rexBuilder.makeCall( + SqlStdOperatorTable.OR, + super.getRemaining(rexBuilder), + super.getRemaining(rexBuilder)) + } + }) + } + + @Test + def testIncorrectTemporalJoinCondition() { + expectedException.expect(classOf[IllegalStateException]) + expectedException.expectMessage(startsWith(s"Unsupported invocation")) + + translateJoin( + new OrdersRatesProctimeTemporalJoinInfo() { + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + rexBuilder.makeCall( + TEMPORAL_JOIN_CONDITION, + makeLeftInputRef(leftKey), + makeLeftInputRef(leftKey), + makeLeftInputRef(leftKey), + makeRightInputRef(rightKey)) + } + }) + } + + @Test + def testUnsupportedPrimaryKeyInTemporalJoinCondition() { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage(startsWith("Unsupported right primary key expression")) + + translateJoin( + new OrdersRatesProctimeTemporalJoinInfo() { + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + LogicalTemporalTableJoin.makeProcTimeTemporalJoinConditionCall( + rexBuilder, + makeLeftInputRef(leftTimeAttribute), + rexBuilder.makeCall( + SqlStdOperatorTable.CONCAT, + rexBuilder.makeLiteral("A"), + makeRightInputRef(RATES_KEY))) + } + }) + } + + @Test + def testMultipleJoinKeys() { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage(startsWith(s"Only single column join key")) + + translateJoin( + new TemporalJoinInfo( + ordersProctimeType, + ratesProctimeType, + ImmutableIntList.of(0, 1), + ImmutableIntList.of(1, 0)) { + + override def getRemaining(rexBuilder: RexBuilder): RexNode = { + LogicalTemporalTableJoin.makeProcTimeTemporalJoinConditionCall( + rexBuilder, + makeLeftInputRef(ORDERS_PROCTIME), + makeRightInputRef(RATES_KEY)) + } + }) + } + + @Test + def testNonInnerJoin() { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage(startsWith(s"Only ${JoinRelType.INNER} temporal join")) + + translateJoin(new OrdersRatesProctimeTemporalJoinInfo, JoinRelType.FULL) + } + + def createTestHarness(temporalJoinInfo: TemporalJoinInfo) + : KeyedTwoInputStreamOperatorTestHarness[String, CRow, CRow, CRow] = { Review comment: nit: wrong indention ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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