walterddr commented on a change in pull request #7253: [FLINK-11074]
[table][tests] Enable harness tests with RocksdbStateBackend and add harness
tests for CollectAggFunction
URL: https://github.com/apache/flink/pull/7253#discussion_r240321103
##########
File path:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/runtime/harness/HarnessTestBase.scala
##########
@@ -491,13 +489,75 @@ class HarnessTestBase {
distinctCountFuncName,
distinctCountAggCode)
+ def createHarnessTester[KEY, IN, OUT](
+ dataStream: DataStream[_],
+ prefixOperatorName: String)
+ : KeyedOneInputStreamOperatorTestHarness[KEY, IN, OUT] = {
+
+ val transformation = extractExpectedTransformation(
+ dataStream.javaStream.getTransformation,
+ prefixOperatorName).asInstanceOf[OneInputTransformation[_, _]]
+ if (transformation == null) {
+ throw new Exception("Can not find the expected transformation")
+ }
+
+ val processOperator =
transformation.getOperator.asInstanceOf[OneInputStreamOperator[IN, OUT]]
+ val keySelector =
transformation.getStateKeySelector.asInstanceOf[KeySelector[IN, KEY]]
+ val keyType =
transformation.getStateKeyType.asInstanceOf[TypeInformation[KEY]]
+
+ createHarnessTester(processOperator, keySelector, keyType)
+ .asInstanceOf[KeyedOneInputStreamOperatorTestHarness[KEY, IN, OUT]]
+ }
+
+ private def extractExpectedTransformation(
+ transformation: StreamTransformation[_],
+ prefixOperatorName: String): StreamTransformation[_] = {
+ def extractFromInputs(inputs: StreamTransformation[_]*):
StreamTransformation[_] = {
+ for (input <- inputs) {
+ val t = extractExpectedTransformation(input, prefixOperatorName)
+ if (t != null) {
+ return t
+ }
+ }
+ null
+ }
+
+ transformation match {
+ case one: OneInputTransformation[_, _] =>
+ if (one.getName.startsWith(prefixOperatorName)) {
+ one
+ } else {
+ extractExpectedTransformation(one.getInput, prefixOperatorName)
+ }
+ case two: TwoInputTransformation[_, _, _] =>
Review comment:
Let's throw unsupported operation for now, since there's no code path that
executes two input transform yet. we can always add this logic later when
necessary.
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